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

Use this simple graphic organizer to map out a new word and explore it in depth.

Boost research and analysis skills while exploring the impact overfishing has on the environment with this engaging science worksheet!

Get to know your genes with Steve the savvy scientist! Genes help determine everything from your hair color to your height.

Ever wonder how the human body functions? Enjoy this great info sheet all about the human heart, one of our most important organs.

Need to know all about the lungs? Study up with this comprehensive lung anatomy worksheet.

Review the different body parts with a fun crossword! This is a great way for your little doctor-in-training to review the basic organs and their functions.

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.

Discover how animal behaviors increase the probability of successful reproduction and offspring survival with this middle school science worksheet!

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

If your scientist is mad for magnets, let him explore a few fun facts about magnetism with this physics page!

Explore the strength (or magnitude) of magnetic forces with this two-page physics worksheet for middle grades!

There are some parts of our brains that are still too complicated for scientists to understand! Find out the basics of the brain's functions with this fun page.

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

Learn all about digital and analog signals with this fascinating science worksheet for middle grades!

Children will look at a model of the human arm and hand bones, then refer to a chart to label it correctly, in this anatomy worksheet.