This diagram of a human skeleton is labeled with 12 major bones, from skull to fibula.

These 12 dinosaur names are all mixed up, and need a dinosaur expert to help unscramble the letters.

Try this worksheet diagramming a snail anatomy. It takes a snail over two minutes to travel 12 inches, but your 5th grader can finish this worksheet in no time.

This worksheet uses a paper bird to demonstrate center of gravity, and practices following directions and fine motor skills.

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

Earth has many different land and water features—can you recognize them? Test your knowledge with this crossword puzzle for third and fourth graders!

Review the terminology of collisions with this engaging crossword puzzle for fourth graders!

Expand your sea creature vocabulary with this Life in the Reef worksheet!

Learn all about essential laboratory equipment with this hands-on worksheet for fourth and fifth graders!

Spot the living things in nature with this engaging life science worksheet!