Humans have 32 teeth, including wisdom teeth, and this diagram has the names of all the other 28.

Children learn about the food cycle in a rain forest as they color in a scene of snakes, butterflies, leopards, and other forest-dwelling creatures.

Dinosaurs and other creatures don't exist anymore! Learn the names of some extinct animals, and look for them in this fun wordsearch puzzle.

Studying the human body? Get to know your body inside and out with this muscle diagram.

With this enlightening worksheet, kids will get a glimpse into how our brains' different parts function in surprising ways.

Learn all about your body's most important muscle: your heart! This simple diagram is a great way to introduce your little biologist to his heart.

Learners will discover a simple overview of the human muscle system in this introductory worksheet.

Have fun learning about food chains in this charming science worksheet!

Color in this Awesome Anatomy page on the respiratory system and learn about how we breathe!

Sit down for a fun science lesson with Steve the savvy scientist as he teaches you all about dominant and recessive genes!

Test your knowledge of prehistoric animals with this life sciences crossword puzzle!

Budding botanists can master the different parts of a seed with this helpful diagram!

Roses are red, violets are blue, I know the parts of a flower, how about you? Learn about flower anatomy with this worksheet.

This bright and colorful worksheet helps your child bring the technical terms of the bones in his legs down to size.

Teach your fifth grader about this important bony structure with a fill-in-the-blank skull diagram.

This worksheet gives your fifth grader some skeleton know-how, as she fills in the diagram with the bones from the wrist to the fingertips.

Explore humans’ inherited traits with this fun science worksheet!