Students compare structures in the bodies of different organisms in order to draw conclusions about evolutionary relationships in this life science worksheet!

A useful overview of terrestrial biomes, including a climate key.

Can middle-grade chemists recover the missing information about these elements from the periodic table?

Studying human anatomy? Here is a great sheet that shows a diagram of all the muscle system. Your child will learn the scientific terms of the major muscles.

How cool are chromosomes? Read what Steve the savvy scientist has to say about chromosomes and genes before testing your knowledge with some fill-in-the-blanks.

Cut out and complete this trophic level pyramid template!

This earth sciences worksheet offers a simple and informative overview to a fascinating geological phenomenon.

Dr. McSquare is here to help kids learn the scientific method. His reports are all in disarray--can your child sort label each part with the correct step?

Learn more about the skin (and the science behind pimples -- ew!) in this printable life science diagram.

Explore how traits are influenced by both genetic and environmental factors with this life science worksheet!

Use your knowledge of sea creatures to fill out this crossword puzzle.

Budding biologists can learn all about human digestion with this information page, complete with a diagram of the digestive system.

Explore the difference between asexual and sexual reproduction in organisms with this middle school science worksheet!

Learn more about what lives--and what thrives--in marshes with this fill-in-the-blank worksheet on marsh ecosystems.

Children will learn important facts about food chains in these worksheets.