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Did you know that there is no new water on Earth? It all gets recycled and reused in a process that we call the water cycle.

Quiz your little scientist on his knowledge of the soil layers! He'll be reviewing some important earth science concepts and key terms.

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

Discover the importance of butterflies in pollination with this informative worksheet!

Get to know the basic parts of a plant with this first- and second-grade life science worksheet!