Animal attributes game board Maths at Marwell Key Stage 3 With many thanks to Jo Kershaw and Denefield School for their extensive contribution to developing this resource 2 Contents Page Introduction 4 Teacher’s notes 5-14 Animal attributes game 5-7 Feeding the lemurs 8 Feeding the rats 9 Porcupine ratios 10 Porcupine pie charts 11 Feeding the giraffes 12 Monitoring the pythons 13 Gestation times challenge 14 Worksheets and resources 15-51 Animal attributes game 15-24 Feeding the lemurs 25-28 Feeding the rats 29-32 Porcupine ratios 33-34 Porcupine pie charts 35-40 Feeding the giraffes 41-44 Monitoring the pythons 45-48 Gestation times challenge 49-51 Note: this pack has extra blank pages to allow for double-sided printing. Please print sustainably. 3 Introduction This project is designed to address the growing need for functionality within mathematics teaching. The aim is to enable students to learn and apply mathematical concepts within a “work” setting. Beginning the scheme of work with a trip to Marwell Wildlife can both set the scene and provide initial motivation. The pack includes multiple worksheets and activities ranging from level 3 through to level 8. It is designed so that each worksheet can be used as a standalone activity, or if you prefer you can work through the entire project. It focuses on topics such as Venn diagrams, ratio and data handling, but will also require the students to use their knowledge of decimals, fractions, pie charts and scatter graphs. Hopefully by the end they will have learnt a little about Marwell’s animals and the role of a zookeeper as well! Resource overview: Activity Level Lesson duration (1hr) Resources needed Venn diagrams Animal attributes game 3-6 (2 loops) 5-7 (3 loops) 2-3 lessons 2 loop or 3 loop game board Attribute cards (cut out) Animal cards (cut out) Animal attribute checklists – blank and completed Ratio Feeding the lemurs 3-4 (can possibly extend to level 5) 5-6 1-3 lessons Lemurs worksheet Apple and trio munch sheet Scissors (Poster materials –optional) Feeding the rats worksheet and feeding chart Ratio Porcupine ratios 5-6 0.5 – 1 lesson Porcupine ratios worksheet Ratio Porcupine pie charts 6-7 1-2 lessons Porcupine pie charts worksheet (normal or cutout version) Ratio Feeding the giraffes 7-8 1 lesson Feeding the giraffes worksheet Data handling Monitoring the pythons 5 1-2 lessons Monitoring the pythons worksheet Data handling Gestation times challenge 6-8 2-3 lessons + homework to write up Gestation times challenge sheet Marwell animal database TASC wheel worksheet Ratio Feeding the rats 1-2 lessons 4 Animal attributes game This activity is a fun way to get the students using Venn diagrams and learning about some of Marwell’s animals. If you are visiting Marwell as part of this scheme of work, you can give the students a blank copy of the animal attributes checklist and ask them to fill in as much as they can during their visit. Then you can use the information they have collected to play the games as part of a post-visit activity. There is also a completed version of the checklist included in this pack for you to check their answers. There are three variations of the game that students can play: the warm-up activity, the main game and the puzzle challenge. All three versions are suitable for both 2 loop Venn diagrams (levels 3-6) and 3 loop Venn diagrams (levels 5 –7). Resources needed: Animal attribute checklist: either blank or completed. If the students are using the blank checklists to fill in their own answers at Marwell, it is important to go over the answers or provide the correct version for them to use whilst playing the games. 16 animal cards: printed double-sided and cut out 10 attribute cards: printed double-sided and cut out 2 loops game board: printed onto A4 paper, or copied onto A3 card (if you want extra space to play) OR 3 loops game board: printed onto A4 paper, or copied onto A3 card (recommended) 5 Warm-up activity This activity is for 1 to 4 students. It should help familiarise the students with the features of the animals in the game and remind them how to use a Venn diagram. They do not need to score any points for this activity. 1. Turn over 2 (or 3, depending on the number of loops in the Venn diagram) attribute cards and place them face up in the attribute boxes for all to see. 2. Shuffle and deal all the animal cards between the players. 3. Players take it in turns to place one of their animal cards onto the board. 4. The other players check for accuracy (using the completed attribute checklist if necessary), until all cards have been correctly placed. Animal attributes main game This game is for 2-4 players (or 2 teams). The aim is to collect the most points by selecting animals which go in the highest-scoring sections of the Venn diagram. How to play: 1. Turn over 2 (or 3) attribute cards and place them face up in the attribute boxes for all to see. 2. Spread out all the animal cards face up on the table so all players can see them. 3. Players (or teams) take it in turns to select an animal and put it in the correct space on the board. 4. When all the animal cards have been placed the winner is the player/team with the highest points total! Scoring Points are scored according to where the animal card is placed on the Venn diagram, as written on the game board. The more overlaps in the section, the more points you win! Challenging If you think your opponent has put their card in the wrong place you can challenge in the following ways: 1. In borderline disputes ask your opponent to confirm which space the card should be in. 2. Use the attribute checklist to check whether your opponent is correct or not. If your opponent is incorrect they score no points for that round. If your challenge was wrong you miss one go. Note: In this game the team that goes first may have an advantage, however any mistakes the students make will affect the scores enough so that this should not be a problem. They can always play again and take it in turns to go first! 6 Puzzle challenge! This activity is for 2 players (or 2 teams). The aim is to correctly identify the hidden animal attributes using the smallest number of animals. Before you start: Decide between you whether Team B can guess one attribute at a time, or have to wait until they think they know them all (if they are guessing one at a time, make sure they state which space on the diagram they are referring to) Decide whether Team B are allowed to look at the animal attributes checklist before making their guess – depending on how challenging you want the puzzle to be! How to play: 1. Team A looks at the attribute cards and chooses 2 (or 3) of them to place on the board, face down, without showing the other pair. Make sure to remember where each card has been placed! 2. Team B chooses an animal card and gives it to Team A to put in the correct space on the board. 3. Repeat Step 2 until Team B think they can correctly identify the attributes. Then they can have a guess to see if they are right. 4. If they are, swap over and Team A can try to guess a new set of attributes. If not, keep going until Team B work it out. Scoring Team B gain one point for each animal card placed and each incorrect guess. As the aim is to work out the attributes as quickly as possible, in this game it is the team with the lowest score that wins. It is easier if Team A (the non-guessing team) keeps track of the scores. EXTENSION: Print the game boards onto A4 size and ask the students to invent their own attribute puzzle. They could draw or write the name of the animals in their correct place. Good versions of these can be used as starter activities for future lessons, and/or for display. 7 Feeding the lemurs This activity introduces ratios (level 3-4, can extend into level 5 if appropriate). Resources needed: Feeding the lemurs worksheet Apple and trio munch cut out sheets (if you don’t have access to a colour printer or photocopier, try copying the apples onto red paper and trio munch onto brown) Scissors Poster making materials (optional) This activity is designed to give lower ability students a sense of what ratio means and an opportunity to find equivalent ratios in a practical context. 1. Set the scene by introducing the ring-tailed lemur. It is fed apples and ‘trio munch’ biscuits in the ratio 2:1. Make sure that students know what this means and can describe it as twice as many apples as trio munch. 2. The students use the apple and trio munch cut outs to find combinations of feeds in the ratio 2:1 e.g. 400g apples to 200g trio munch. EXTENSION: The students could make display posters of all the feed combinations in the ratio 2:1. Students can then have a go at finding other equivalent ratios, e.g. 2:3 and 4:6 etc. This activity can last anything from 1 lesson to 3 lessons depending on how much the students are getting out of it. 8 Feeding the rats This activity uses proportion to solve problems (level 5/6). Resources needed: Feeding the rats worksheet 1. Set the scene by introducing the domestic rat (Rattus norvegicus) and the need to offer them a variety of foods in order to meet all their nutritional requirements. 2. Introduce the feeding chart as a means of doing this. Ensure students understand how the chart works and that this feed is for just one rat. Ask what we would do to feed 2 rats and so on. 3. Students can then work through the activity. It is worth stressing the need for clear presentation, particularly for the Star Challenge. EXTENSION: If some students complete the Star Challenge quickly and are waiting for other students to catch up, you could ask them to work out how many of each fruit/vegetable they will need for their order. For example, if an average carrot weighs 160g and they need 120g, they will have to order 1 whole carrot for the week. They may have to research the average weights of the relevant fruit and vegetables. Here are a few to get them started: orange 220g, tomato 90g, apple 180g, pepper 160g. 9 Porcupine ratios This activity uses equivalent ratios and ratios in their lowest terms (level 5/6). Resources needed: Porcupine ratios worksheet The students work through the sheet thinking about different ratios of fruit and vegetables for porcupines to be fed. This activity can be used either as a reminder/starter for a more able group or as a developmental activity for a less confident group. 10 Porcupine pie charts This activity develops recognising, understanding, and drawing of pie charts (level 6/7). Resources needed: Porcupine pie charts worksheet OR Porcupine pie charts cut-out version In this activity, students are challenged to match pie charts to tables of ingredients prompting discussions of the proportions involved. There are two versions of this worksheet which have the same content, except one asks the students to cut out the pie charts and feeds in order to help them in the matching task. The cut out version could therefore be used with a less able group to help them make a visual link between the equivalent proportions. This activity should allow students to see that pie charts represent proportions only and do not represent fixed amounts – hence there being more than one table to a pie chart. The activity can also act as a prompt to revise how to draw pie charts from given values. 11 Feeding the giraffes This activity focuses on solving ratio and proportion problems involving fractions (level 7/8). Resources needed: Feeding the giraffes worksheet Calculators (if necessary) This activity is quite challenging so it may be worth asking the students to work through it in pairs or groups. Emphasise that it is important to show their working with a good, clear layout. 12 Monitoring the pythons This activity works on measurements and 2 way tables, as well as reading and drawing graphs (level 5). Resources needed: Monitoring the pythons worksheet The pythons worksheet comprises an overview of many topics at level 5. It will allow students opportunities to use decimals and make conversions between units. The students will also need to take information from the table, read and draw conclusions from graphs, and plot other data on a graph in order to see trends. Depending on ability some students may complete this as an application and review activity, whereas others may need more time and support. 13 Gestation times challenge! This activity uses scattergraphs and statistical investigation (level 6-8). Resources needed: Gestation times challenge sheet TASC wheel to fill in Marwell animal database Highlighters Graph paper This is intended as a problem solving activity, although more structure can be provided if students are new to the techniques or purpose of scattergraphs. Students will need to make a number of decisions which can either be discussed or prompted with the whole group, or within small groups, depending on the ability and confidence of students and on the time available for the activity. The TASC wheel (Thinking Actively in a Social Context) can be used as a framework to help structure their enquiry. To find out more about the TASC wheel and how to use it, go to http://www.tascwheel.com/faq. 1. Ensure that students understand the terms used in the challenge 2. Work through stages 1-4 of the TASC wheel to help them decide how they are going to investigate the problem (drawing scatter graphs is recommended) 3. Encourage them to consider sample size, and their method of choosing the sample random or biased? 4. Choose a scale for the graphs, ensuring that the units are consistent. The students will need to decide what to do about non-specific entries in the animal database. Eg. the Amur tiger reaches maturity at 3-5 years of age (so they could take the average) 14 Animal attributes game board (2 loops) Attribute Attribute 3 POINTS 2 POINTS 2 POINTS 1 POINT 15 Animal attributes game board (3 loops) Attribute Attribute 2 POINTS 2 POINTS 3 POINTS 4 POINTS 3 POINTS 3 POINTS 1 POINT 2 POINTS Attribute 16 Has exactly four legs Has some hair or fur Can fly Has a tail A mammal Eats fish or meat Eats plants Comes from Africa Is threatened in the wild Lives in forests 17 Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes Attributes 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frog Brazilian salmon tarantula Partula snails West African dwarf crocodile Small-clawed otter Giraffe Humboldt penguin Amur tiger Meerkat Scimitarhorned oryx Bennett’s wallaby 19 Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals Animals 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Animals Animals Animals Animals Animals Bennett’s wallaby Brazilian salmon tarantula Egyptian tortoise Giraffe Partula snails Scimitarhorned oryx Seba’s short-tailed bat Smallclawed otter Waldrapp ibis West African dwarf crocodile √ √ √ √ Does it come from Africa? Does it eat plants in the wild? √ √ √ √ √ √ √ √ √ √ √ √ √ √ Does it eat fish or meat in the wild? Is it a mammal? Does it have a tail? Does it have exactly 4 legs? √ Great grey owl Green and black poison dart frog Green tree python Humboldt penguin Meerkat √ Does it live in forests? √ Is it threatened in the wild? Amur tiger Can it fly? Does it have any hair or fur? Animal attributes checklist √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ 21 Checklist definitions Legs: limbs that the animal uses to stand or walk on, not including wings or small forearms A mammal: an animal with a backbone and fur or hair, that gives birth to live young which feed on milk eg. a cheetah Threatened: an animal that is classified as either Vulnerable, Endangered, Critically Endangered or Extinct in the Wild on the IUCN Red List of Threatened Species 22 7 CBC 8 9 6 TW 5 10 4 3 2 1. Humboldt penguin 2. Giraffe 3. Waldrapp ibis 4. Seba’s short-tailed bat 5. Meerkat 6. Amur tiger 7. Bennett’s wallaby 8. Partula snails 9. Small-clawed otter 10. Scimitar-horned oryx 11. Great grey owl 1 Tropical World (TW) Brazilian salmon tarantula Green and black poison dart frog West African dwarf crocodile Cold-blooded Corner (CBC) Egyptian tortoise Green tree python 23 Great grey owl Green and black poison dart frog Green tree python Humboldt penguin Meerkat Partula snails Scimitarhorned oryx Seba’s short-tailed bat Smallclawed otter Waldrapp ibis West African dwarf crocodile Does it come from Africa? Does it eat plants in the wild? Does it eat fish or meat in the wild? Is it a mammal? Does it have a tail? Does it have exactly 4 legs? √ √ √ √ √ √ Does it live in forests? Bennett’s wallaby Brazilian salmon tarantula Egyptian tortoise Giraffe √ √ √ Is it threatened in the wild? Amur tiger Can it fly? Does it have any hair or fur? Animal attributes checklist answers √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ 24 Feeding the lemurs Ring-tailed lemur Lemur catta Distribution: Southern half of Madagascar In the wild, lemurs are only found on the African island of Madagascar. They are primates, related to apes and monkeys. Ring-tailed lemurs are sociable animals and live in groups of up to 24 individuals. In these groups, females always out-rank the males! At Marwell, there are 4 different species of lemur: the ring-tailed lemur, red ruffed lemur, black and white ruffed lemur and Alaotran gentle lemur. Questions Imagine you are a keeper and you need to feed the ring-tailed lemurs apples and ‘trio munch’ biscuits in the ratio 2:1. Cut out the apple and trio munch squares on the following page. Put them together to see how many combinations you can come up with in the ratio 2:1 e.g. 200g apples to 100g trio munch. These different combinations are known as equivalent ratios. Write some of the equivalent ratios here. How much apple do you need compared to trio munch – the same amount, twice as much, or three times as much? How much apple should you weigh out for 200g of trio munch? How much trio munch should you weigh out for 600g of apple? 25 26 Apples 100g Apples 100g Apples 100g Apples 100g Apples 100g Apples 100g Apples 100g Apples 100g Apples 100g Apples 100g Apples 100g Apples 100g Apples 100g Apples 100g Apples 100g Apples 100g Apples 100g Apples 100g Apples 100g Apples 100g Trio munch 100g Trio munch 100g Trio munch 100g Trio munch 100g Trio munch 100g Trio munch 100g Trio munch 100g Trio munch 100g Trio munch 100g Trio munch 100g 27 28 Feeding the rats Domestic rat Rattus norvegicus Distribution: Worldwide! The brown rat, or Norway rat as it is sometimes known, is one of the most widespread and successful mammals. Believed to originate from China, they are now found in almost every part of the world. The Education department at Marwell keeps some pet rats to use for handling purposes during school workshops. They are very inquisitive and enjoy getting to meet all the children! Questions 1) Francesca uses the rat feeding chart to make up the feed for Monday evening. For each rat she chooses: Tomato Potato Broccoli Mushroom 10g 7g 2g 3g a) How much of each ingredient will she need to feed 2 rats? b) How much of each ingredient would she need to feed 5 rats? 2) Use the feeding chart to choose an evening feed for Tuesday. Write down how much of each ingredient you would need for each rat and then how much you would need for 4 rats. 29 3) Use the feeding chart to choose an evening feed for Wednesday. Write down how much of each ingredient you would need for each rat and then how much you would need to feed 3 rats. Star challenge! You need to order the rat food for the week. Use the chart to decide on a feed for each night of the week. You will need to get enough to feed 6 rats. How much of each ingredient will you need to buy? Tip: Remember to lay your work out clearly! 30 Rat feeding chart For each rat each day: Morning Rat pellets 8 Evening Fruit - choose 1 per day Mon Tues Weds Thurs Fri Sat Sun Orange Banana Cucumber Orange Kiwi Tomato Apple 18g 8g 6g 18g 4g 10g 4g Tomato Apple Kiwi Banana Apple Cucumber Banana 10g 4g 4g 8g 4g 6g 8g Vegetables - choose 3 per day Mon Tues Potato 7g Mushroom 3g Broccoli Cabbage 2g Carrot 12g Pepper 5g 9g Mushroom 3g Potato 7g Weds Thurs Fri Sat Sun Broccoli Carrot Cabbage Pepper Potato Carrot Mushroom Pepper Cabbage Pepper 5g 3g 9g 12g 9g 12g 7g 3g 2g 12g Pepper Broccoli Potato Carrot Mushroom 2g 5g 12g 9g 7g Cabbage Potato Mushroom Broccoli Cabbage 9g 2g 7g 5g 3g 31 32 Porcupine ratios Every evening Karina the zookeeper feeds the porcupines apple, carrot, cabbage and potato. For each porcupine she chooses: Apple Carrot Cabbage Potato 300g 140g 140g 90g We say: “the ratio of apple : carrot : cabbage : potato is 300 : 140 : 140 : 90” In each of the boxes below: a) write the food mix as a ratio of apple : carrot : cabbage : potato b) decide which are in the same ratio as the food mix above (what we call equivalent ratios) and explain your thinking Apple Carrot Cabbage Potato 30g 14g 14g 9g Apple Carrot Cabbage Potato 90g 52g 52g 90g Apple Carrot Cabbage Potato a) a) a) b) b) b) Apple Carrot Cabbage Potato 6g 2g 2g 1g Apple Carrot Cabbage Potato 52g 90g 52g 27g Apple Carrot Cabbage Potato a) a) a) b) b) b) 600g 280g 280g 180g 3kg 1.4kg 1.4kg 0.9kg 33 In addition to the apple, carrot, cabbage and potato, Karina chooses 2 extra vegetables each day. Last week Karina chose the following vegetables: Ratio in its lowest terms Monday Swede 150g Broccoli 150g Tuesday Broccoli 150g Wednesday Parsnips 100g Sweet potato 70g Swede 150g Thursday Broccoli 150g Peppers 65g Friday Swede 150g Cauliflower 100g Match the ratios below to the food mixes in the table. Watch out – there is one spare ratio that doesn’t have a match! 30:17 15:7 3:2 2:3 30:13 1:1 Saturday and Sunday’s choices are shown below. Write the ratios in their lowest terms. Saturday Peppers 65g Sunday Cauliflower 100g Sweet potato 70g Swede 150g Explain what an equivalent ratio is, and how to write a ratio in its lowest terms: 34 Porcupine pie charts Every evening Karina the zookeeper feeds the porcupines apple, carrot, cabbage and potato. For each porcupine she weighs out: Apple Carrot Cabbage Potato 300g 140g 140g 90g Which of the pie charts below represents this feed? 1st Qtr 2nd Qtr 3rd Qtr 4th Qtr Apple Carrot Cabbage Potato Match each of the feeds A - F to a pie chart. Some feeds match the same pie chart. One feed and one chart do not have any matches! Apple Carrot Cabbage Potato 300g 100g 100g 90g Pie chart number: Apple Carrot Cabbage Potato 300g 280g 280g 90g Pie chart number: Apple Carrot Cabbage Potato 150g 140g 140g 45g Pie chart number: Apple Carrot Cabbage Potato 600g 280g 280g 180g Pie chart number: Apple Carrot Cabbage Potato 350g 200g 200g 150g Pie chart number: Apple Carrot Cabbage Potato 30g 10g 10g 9g Pie chart number: 35 Look at the feeds which match to the same pie charts. What do you notice about the matching quantities of apple, carrot, cabbage and potato? Explain your answer. Star challenge! On the previous page, there is one set of feed weights and one pie chart which don’t have a match. Can you draw the pie chart to match the extra feed? And can you fill in some possible feed weights for the pie chart that had no match? Apple Carrot Cabbage Potato g g g g Why is this only a possible feed? What other possible feeds could you have for this pie chart? Apple Carrot Cabbage Potato g g g g Apple Carrot Cabbage Potato g g g g 36 Porcupine pie charts CUT OUT Every evening Karina the zookeeper feeds the porcupines apple, carrot, cabbage and potato. For each porcupine she weighs out: Apple Carrot Cabbage Potato 300g 140g 140g 90g Cut out the pie charts 1-4. Which one represents the feed above? 1st Qtr 2nd Qtr 3rd Qtr 4th Qtr Apple Carrot Apple Carrot Apple Carrot Apple Carrot Cabbage Potato Cabbage Potato Cabbage Potato Cabbage Potato Now cut out each of the feeds A-F and see if you can match them to a pie chart. Some feeds will match the same pie chart. One feed and one chart do not have any matches! Apple Carrot Cabbage Potato 300g 100g 100g 90g Apple Carrot Cabbage Potato 150g 140g 140g 45g Apple Carrot Cabbage Potato 350g 200g 200g 150g Apple Carrot Cabbage Potato 300g 280g 280g 90g Apple Carrot Cabbage Potato 600g 280g 280g 180g Apple Carrot Cabbage Potato 30g 10g 10g 9g 37 38 Look at the feeds which match to the same pie charts. What do you notice about the matching quantities of apple, carrot, cabbage and potato? Explain your answer. Star challenge! On the previous page, there is one set of feed weights and one pie chart which don’t have a match. Can you draw the pie chart to match the extra feed? And can you fill in some possible feed weights for the pie chart that had no match? Apple Carrot Cabbage Potato g g g g Why is this only a possible feed? What other possible feeds could you have for this pie chart? Apple Carrot Cabbage Potato g g g g Apple Carrot Cabbage Potato g g g g 39 40 Feeding the giraffes Giraffe Giraffa camelopardalis Distribution: sub-Saharan Africa Giraffes are the world’s tallest land animals – even a new-born baby giraffe can measure up to 2m tall! Questions The daily feed ratio for the giraffes consists of: Giraffe nuts scoop Alpha-A (dried alfalfa) scoops Oats scoop Flaked maize scoop 1) David wants to make up a bucketful of giraffe feed. A bucket holds 15 scoops. How much of each ingredient should David put in the bucket? 2) David only has 3 scoops of oats left. a) How many scoops of the other ingredients will he need to make up the feed in the correct ratio? b) How many buckets can he fill with that number of scoops? Give your answer as a mixed number. 41 Star challenge! David has the following ingredients: Giraffe nuts 10 scoops Alpha-A 15 scoops Oats 5 scoops Flaked maize 2 scoops a) Using your answer from Question 1, how many bucketfuls of giraffe feed can he make up? Give your answer as a mixed fraction. Remember to show your working! b) How many scoops of each ingredient will be left over? 42 The next day David has the following ingredients: Giraffe nuts Alpha-A 5 scoops 10 scoops Oats 5 scoops Flaked maize 3 scoops c) How many bucketfuls of giraffe feed can he make up this time? Give your answer as a mixed fraction. Remember to show your working! d) How many scoops of each ingredient will be left over? 43 44 Monitoring the pythons The Education department at Marwell keeps some animals to use for handling purposes during school workshops. In 2005, Baobab the royal python laid some eggs. The babies were given the African names of Zulu, Ibos, Bemba, Bobo and Mandinka. Felicity helped to look after the baby pythons, and measured their weights and lengths to make sure they were healthy. Length Name Zulu Ibos Bemba Bobo Mandinka 4th Royal python length (cm) November 2005 18th November 2005 16th December 2005 76 77 78.3 59 60.5 61 67.5 68 71 60 60.5 65.3 77.2 78 80 1) How long was Bemba on 18th November? 2) Which python was the longest on 4th November? 3) Look at the pythons’ lengths on 16th December. Put them in order of length, starting with the shortest python. 4) How much did Mandinka grow between 4th November and 18th November? 5) How much did Zulu grow between 18th November and 16th December? 6) How much did Bobo grow between 4th November and 16th December? 45 Star challenge! Here is a graph of the pythons’ growth. Match each line to the correct python. Which python grew the most between 4th November and 16th December? How many mm did Ibos grow between 4th November and 18th November? 46 Weight Royal python weight (g) Name 04/11/05 16/12/05 16/06/06 27/10/06 25/05/07 21/05/08 Zulu 262 349 487 611 919 1270 Ibos 150 207 346 475 687 749 Bemba 232 277 373 385 682 867 Bobo 156 220 330 404 548 675 Mandinka 279 330 448 448 636 797 1) The graph below shows the weight of one of the pythons. Which python is it? 2) On the axes below draw graphs to show the other pythons’ weight. Remember to label the lines. Which python do you think Felicity might have been worried about in October 2006? Why? 47 48 Gestation times challenge! The gestation time of an animal is how long it is pregnant for. It can range from just 12-13 days in Virginia opossums, to nearly 2 years in African elephants! Your challenge is to decide which of the following variables gives you the best indication of what an animal’s gestation time will be: Number of young produced Lifespan Age of sexual maturity Use the information in the Marwell animal database to justify your answer. 49 Marwell animal database Animal species Gestation/ incubation time Age of sexual maturity Number of young produced Lifespan Amur leopard 100 days 3 years 2 or 3 23 years Amur tiger Black and white ruffed lemur Bongo 105 days 2 or 3 26 years 90 -102 days 2 to 6 19 years 250 days 3 - 5 years 20 months female, 608 days male 20 months 1 19 years Capybara 150 days 15 months 5 8 -10 years Cheetah 90 - 95 days 2 years 3 or 4 19 years Collared peccary 145 days 12 months 2 24 years Congo buffalo 340 days 3.5 - 5 years 1 26 years Crested porcupine 112 days 8 -18 months 2 15 years Dama gazelle 156-224 days 12 months 1 18 years Giraffe 489 days 1 20 years Grey kangaroo 30 days 4 years 20-36 months female, 20-72 months male 1 20 years Hartmann's mountain zebra 365 days 3 - 6 years 1 29 years Meerkat 77 days 1 year 2 to 5 13 years Mishmi takin 200 - 220 days 30 months 1 19 years Ocelot 70 days 18 - 22 months 3 21 years Okapi 425 - 491 days 2 years 1 33 years Ostrich 42 days 3 - 4 years up to 11 30 - 40 years Pygmy hippo 184 - 204 days 4 - 5 years 1 40 years Ring-tailed lemur 138 days 2 - 3 years 2 33 years Roan antelope 280 days 2 years 1 17 years Sable antelope 268 - 280 days 2 years 1 22 years Sand cat 66 days 14 months 3 13 years Scimitar-horned oryx 225 - 253 days 11 months 1 20 years Seba's short-tailed bat 105 – 125 days 1 - 2 years 1 6 years Serval 74 days 1 year 1 to 4 19 years Siamang gibbon 230 days 8 years 1 40 years Siberian chipmunk 31 days 1 - 2 years 1 8 years Sitatunga Sulawesi crested macaque Warthog 240 - 250 days 2 - 3 years 1 19 years 160 days 4 - 6 years 1 25 years 175 days 18 - 20 months 1 to 8 18 years White rhinoceros 16 months females 6 years, males 10 - 12 years 1 50 years 8 TASC Wheel START HERE! 1 7 What do I know What have I learned? about this? Let’s tell someone! What is the task? GESTATION TIMES 6 How well did I do? Which is Let’s do it! the best idea? 2 How many ideas can I think of? 3 5 4
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