This worksheet helps students identify whether sentences are simple, compound, or complex. It provides 12 example sentences for students to determine the sentence type of each one. The sentences cover a variety of subjects like driving a car, a dog begging for food, slipping on a sidewalk, hitting a bump on a bicycle, the number of birds in a tree, a missing remote control, making a list before going to the market, wanting to stay up late but being tired, reading a paper while doing homework, crickets making noises, crickets making noises and keeping someone awake, and crickets making noises when talking to each other.

1. Simple, compound and complex sentences
Grade 3 Sentences Worksheet
Reading & Math for K-5 © www.k5learning.com
Determine if each sentence is simple, compound or complex.
Sentences simple compound complex
1. His mom drove the car. 
2. The dog was hungry, so he begged
for food.
3. The man slipped because the
sidewalk was slippery.
4. She hit a bump when she was riding
her bicycle.
5. There are five birds in the tree.
6. The remote control was missing.
7. Before they went to the market, my
parents made a list.
8. He wanted to stay up late, but he
was too tired.
9. Dad read the paper while his son did
his homework.
10. Crickets make loud noises.
11. Crickets make loud noises and they
kept Jimmy awake.
12. Crickets make loud noises
whenever they talk to each other.