Sentence Sort Simple or Compound

Cut the title, heading, and sentences out. Sort the sentences into two groups.
Sentence Sort
Simple or Compound
Simple Sentences
Compound Sentences
Bicycles are important
to people in some
countries.
Chris can buy a bicycle,
or he can buy a
skateboard.
They ride bicycles to
work, and they ride
them to the store.
Bicycles are a great way
to exercise.
Chris rode a bicycle up
the hill, but it was not
easy.
Bicycles do not make
the air dirty, but cars
do.
People in some places
do not have cars.
Bicycles cost less than
cars, but they are not
cheap.
Now Chris can ride his
bicycle to school.
I rode my bicycle to
Dan’s house.