Volcanic Popcorn Rocks Materials

Introduces the kids to two different volcanic rocks that have the same chemical composition: pumice and obsidian. Looks at the differences and similarities of the rocks, as well as how each was created.

Demo Pack includes: 1.5"-2" obsidian sample, 1.5"-2" pumice sample.

Study Group Pack includes: 4 1.5"-2" obsidian samples, 4 1.5"-2" pumice samples.

Classroom Pack includes: 10 1.5"-2" obsidian samples, 10 1.5"-2" pumice samples.

Find the Lesson Plan Here