Smithsonian 4 Pack Science Educational Experiments

New in shrink wrap Includes 4 Micro Science Kits. Magic Rocks: Create a brilliant underwater garden. Grows up to four inches in two hours. Volcano: Build and erupt a volcano! Developed with a real Volcanologist from the Smithsonian Institute. Newton's Cradle: Demonstrates conservation of Linear Momentum, swing one ball or two and observe equal reaction on the other end. Crystal Growing: Learn about Crystaline habitats and crystal structures, grow two crystal formations.