Earth System

Welcome to the Earth system section of ETE's K-4 site. In this section you will find...

Hands-On Activities
Earth System Cards Sort a stack of cards into four sphere piles and then explain why they belong in each pile.

Observing the Water Cycle Watch as water changes form, and explain why this happens.

Raindrops Keep Falling Choose a raindrop with a letter on it, and name something from nature with that letter.

Online Activities
Earth System Cards Sort a stack of cards into four sphere piles online.

Topic Overview
Do your students--or you--need to learn more about the Earth system? This section provides a general overview of the topic. You may want to print these pages out for your students.