Teachers, save “Earth Materials” to assign it to your class.

Rock, Sand, Soil, and Water 1. Think: What do you already know about these? 2. Click the green button to start the activity. 3. Double click on the text box that says "Type Here." Then begin typing your response. 4. Type 1 or 2 things you know about each item. 5. Check your work and then press the to submit!