 With our Creative Cosmetics Kit, you can learn about the science of cosmetics as you mix your own personalized cosmetics, including lip gloss, make-up, body lotions and shower gels. $59.95 Sale! $53.96 |  Chem C500 Chemistry Set takes you on an introductory tour through seven central areas in chemistry with more than 30 classic experiments. $34.95 Sale! $31.46 |  Physics Discovery Kit lets you build 12 models and then conduct experiments with the models to learn about forces and simple machines. Each model demonstrates a fundamental idea in mechanical physics. $31.95 Sale! $28.76 |