Decode an Earth Day joke with this engaging worksheet for first and second graders!

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

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.

Children are introduced to the basic concepts of cloud formation in this diagramming and fill-in-the-blank activity.