This worksheet helps kids understand variations in animals and how the same kind, or species, can sometimes look different from each other.

This worksheet tests kids' understanding of basic heredity by asking them to match parent turtles with their offspring based on similar traits.

Has your child learned about the life cycle of a frog in school? Test his understanding with this cute cut and paste worksheet.

Just like people, animals have babies that grow up into adults. On this worksheet, Kids draw a line to match each baby with its adult version.

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.

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

This colorful diagram is a handy reference guide for kids learning basic body systems.

Space enthusiasts will love learning about Freedom 7, the first manned American space mission.

Use this lightning diagram to go along with what your child is learning about weather systems in school!

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

Don't let school year learning slip away this summer: use this chemistry worksheet to practice identifying elements.

Pull the lever on learning! Get to know one of the six simple machines with this worksheet about the lever.

For kids learning geography or earth science, this is the perfect review sheet for drilling students on common geography terms and phrases.

For all you aspiring astronauts, here is a worksheet for learning the constellations! Learn all about the constellation Gemini with this sheet.

Change up your regular classwork with this hands-on science worksheet!

Launch into learning with this worksheet on Gemini 4, one of the original missions in the early days of the U.S.'s space program.

Dig up some earth science learning with this printable, and turn your next hike or beach excursion into a lesson in soil science!

Detect animal defenses in this hands-on worksheet for kindergarteners through second graders!

What's better than coloring and learning at the same time? Here's a great informational sheet on koala bears that doubles as a coloring page!

This mole has a pouch for its young, just like kangaroos. Get your child into life science learning with this fun coloring page.

Construct your own map with this hands-on science worksheet for second graders!

Not your typical crossword, this puzzle will have your child learning to recognize the shapes of the continents. Great for map skills and vocabulary!

Ancient mariners mistook the manatee for a mermaid! Your young biologist won't make the same mistake after learning about the manatee with this worksheet.

This Thanksgiving, serve up some Thanksgiving science learning and find out all about the chemicals that make up a typical Thanksgiving meal.

Engage your little scientist with a fun word search, all about sinking and floating! He'll be learning a basic concept of physical science.

Study the night sky with this hands-on science worksheet for third and fourth graders!

Get outside and take a stroll! This leaf guide will give your little one a great learning experience the next time you're out at the park.

What's a wombat? If you've got a kid learning life science, give her a fun introduction to animals with these wombat facts..

Hypothesis, observation, data...with so many terms, learning the scientific method can be tricky. Learn the steps by helping Dr. McSquare sort out his reports.

Did you know that your tongue is one of the strongest muscles in your body? Tickle your learning taste buds with this worksheet all about your tongue.