BBC Earth All-In-One Extreme ChemistryBBC Earth All in One Extreme Chemistry Set, Boys and Girls, Child, Ages 6+ From crystal growing to coral erosion and soap powered boats, get ready to conduct 10 epic Earth science experiments with the BBC Earth All in One Extreme Chemistry Set Get hands on with key scientific principles, like surface tension, capillary action, polymer science, and more all through engaging experiments developed with scientists Dive into Earth's science using real