Table 1: Working Times/Number of Items for the Iowa Tests of
Basic Skills, Form A Complete, Core, and Survey Batteries
Grade:
Test Level:
Test
K.1 - K.7 1.5 1.9
5
1.7 - 2.5 2.4 3.5
6
7
8
3
4
5
6
7
8
9
10 11 12 13 14
Number Time1 Number Time1 Number of Items
of Items
of Items
Time1
Practice Questions
Vocabulary
29
31
20
30
32
15
29 34 37 39 41 42
15
Word Analysis
30
35
20
35
38
15
352
202
Listening
29
31
30
31
31
25
312
252
34
38
Reading/Reading
Comprehension2
484
37 41 43 45 48 52
Session 1
23
15
25
Session 2
20
20
30
Language
29
31
25
Spelling
34
42
30
28 32 36 38 40 42
12
Capitalization
24 26 28 30 32 34
12
Punctuation
24 26 28 30 32 34
12
Usage and Expression
30 33 35 38 40 43
30
Mathematics
233 233
29
35
25
Math Concepts and
Estimation5
29
31
20
31 36 40 43 46 49 25 +
55
Math Problem Solving
and Data Interpretation
28
30
25
22 24 26 28 30 32
30
Math Computation
27
30
20
25 27 29 30 31 32
15
Total Core Battery
146 211 130 260 284
185 250 279 302 321 340 360 211
Social Studies
31
31
25
30 34 37 39 41 43
30
Science
31
31
25
30 34 37 39 41 43
30
Sources of Information
22
28
30
Maps and Diagrams
24 25 26 28 30 31
30
Reference Materials
28 30 32 34 36 38
25
Total Complete
146 211 130 344 374
265 362 402 434 461 488 515 326
Battery
Test
Number Time1 Number of Items
of Items
Time1
Reading
40
44
30
27 30 32 34 36 37
30
Vocabulary
18
19
10
10 11 12 13 14 14
5
5(4)6 17 19 20 21 22 23
25
Comprehension
Pictures
9
7
5(4)
Sentences
6
6
10(13)
Stories
7
12
7
Language
34
42
25
43 47 51 54 57 59
30
Spelling
11
11
Capitalization
5
7
Punctuation
5
7
Usage and Expression
13
17
Mathematics
40
50
30
31 34 37 40 43 46
30
Math Concepts and
Estimation5
27
33
10
19 21 23 25 27 29
22
12
4
4
5
5
6
3
8
9
9
10 10 11
5
Math Problem Solving
and Data Interpretation
Math Computation
13
17
8
Total Survey Battery
114 135
85
6
101 111 120 128 136 142 90