Got a gardening guru on your hands? Give them a fun challenge with this fill-in-the-blanks quiz about the parts of a seed!

Young inventors will have a blast with this worksheet on compound machines! Use three of the six machines together to make work easier.

Find out more about what REALLY dwells in swamp ecosystems with this worksheet all about swamps.

Learn a little about our planet with an Earth coloring sheet and find out more about our travels in to space by aswering the question at the bottom of the page!

The California condor has been brought back from the brink of extinction. This worksheet will help your little bird lover learn all about the condor.

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!

For your budding environmentalist, here is an information sheet on a well-known endangered species, the Komodo dragon!

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

Teach your child about a new bird, the Magpie, with a fun coloring sheet. She'll read a few fun facts about this species as she colors.

Animal lovers, here is a fun page all about the falcon! Your child will read a few fun facts about this bird, and complete a word scramble.

What is the purpose of a narwhal tusk? Explore some interesting new findings about the narwhal, also known as the unicorn whale.

Where is the liver located? Using the diagram as a reference, kids cut out the different parts of the liver from this worksheet and piece them together.

This Earth Day quiz family and friends with this true or false questionnaire. It's all in good, informative, fun!