A simple activity goes a long way in demonstrating the property of porosity to your rock hounds. They will mass a specimen of dry sandstone and then soak it in a pre-measured amount of water. After seven minutes, they once again measure...

In this earth science worksheet, students use the clues given at the bottom of the sheet to solve the crossword puzzle on mineral and rocks. They identify the various types of rocks formed and specific examples of these rocks.

Seventh graders study rocks and their geology.  In this rock history lesson students divide into groups and complete and activity and table.