With Rocks Science Kit by Science Wiz you will enjoy 25 activities while you manipulate the oldest objects of the planet - rocks. Discover just how old is OLD and how the earth?s amazing history is recorded in the rocks with Rocks Science Kit! Identify- break and display volcanic rocks- layer your own sedimentary rocks- acid test rocks - dissolve and fizz- shatter metamorphic rocks- test if all rocks have the same hardness- and scratch- smooth and tumble rocks. ****• Mold and slice open a model of the earth **• Create a lava fountain to explore density**• Spew your own volcano**• Make your own pyroclastic eruptions **• Discover which rocks will float**and which will burn **• Identify- break & display volcanic rocks**• Sediment your own sedimentary rocks **• Acid test rocks**• Explore metamorphic rocks **• Form fossils **