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!

Cave formations come in all kinds of shapes and sizes; get the scoop on common cave formations with this two page printout with a maze and vocabulary.

Did you know that Earth's oceans are split into three separate ecosystems? The tropical ocean ecosystem is home to tropical fish, coral reefs, and warm water!

Let your kid's knowledge of leaf vocabulary climb as high as a tall, tall tree with this fun word search.

Believe it or not, pine trees and ginko trees have different shaped leaves. See the shapes for yourself and match each leaf to its correct tree.

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.

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

Let your 1st grader become a mad scientist in this fun science board game, and encourage her to become a lover of the interesting subject.