Put your kid's observational skills to the test with this word search that will help her learn some of the animals that inhabit a rainforest.

In which habitat could you find an arctic fox, a polar bear, and a snowy owl? Have your kid find tundra animals with this word search worksheet.

Experience some explosive earth science! Use this diagram to teach your child about the various parts of an active volcano.

"The hip bone is connected to the...?" Sing the song perfectly with the help of this worksheet on the skeletal system!

Do you know which animal has two humps? Your child will use clues to determine what animal name fits in the crossword puzzle with this worksheet.

An energy pyramid is a simple way to graphically show how energy flows in an ecological community; somewhat similar to the food pyramid.

Help your child practice her spelling and vocabulary with this fun worksheet! Discuss with your child what it means to be cold-blooded.

What's the animal that swims upstream? Help your child figure this out with this cold-blooded animal crossword puzzle worksheet.

Use clues to fill in the boxes in this crossword puzzle, and learn more about freshwater fish along the way.

Did you know that invertebrates don't have backbones? Find out some different types of invertebrates with the clues in this crossword puzzle.

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

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

What has two legs and carries its baby in a pouch? Fill in this crossword puzzle and learn some fun facts about two-legged creatures!

Use the clues in this crossword puzzle to fill in the blanks with different types of snake names. Learn interesting facts about snakes as you go!

Pigs, cows, and ducks, oh my! The clues in this animal crossword puzzle worksheet will help you remember what animals there are on a farm.

Almost half of all known fish species call ponds, lakes, rivers, and other freshwater habitats home. Learn about freshwater fish in this worksheet.

Kids find grassland animals in this third grade science word search. Animal habitat worksheets help students learn about life forms in different environments.

The animal names on this third grade science and spelling worksheet are all mixed up! Kids unscramble reptile and bird names to complete the worksheet.

Test your students' knowledge and memory of periodic table elements with this crossword puzzle.

Never heard of the planet Pirjute? That's because it's Jupiter, with mixed-up letters! Kids unscramble planet names on this third grade science worksheet.

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

This skeletal system worksheet, featuring a funny diagram of a human skeleton, is just the thing kids need to master their skeletal system vocabulary.

This packet of worksheets introduces children to food webs, an important life science concept.

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

The food chain is an important life science concept for fouth graders. This game makes it fun to learn!

These worksheets help kids understand food webs, an important part of the life science curriculum in fourth grade.

This multi-page worksheet provides an opportunity for kids to practice both their understanding of food webs and their reading comprension skills.

This nonfiction passage helps kids develop reading comprehension skills, as well as learn important ecological facts.

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

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