Science X: Crystal Magic This item is limited to quantities on hand. Once in-stock quantities sell out, this item will no longer be available. Where Science, Fun and Learning Collide! More product information: Become a master of mineralogy! Create sparkling...

Science X: 3D Optics This item is limited to quantities on hand. Once in-stock quantities sell out, this item will no longer be available. Where Science, Fun and Learning Collide! More product information: You won¢'t believe your eyes! Make objects...

Science X: Secret Codes This item is limited to quantities on hand. Once in-stock quantities sell out, this item will no longer be available. Where Science, Fun and Learning Collide! More product information: Pssst, Can you keep a secret? Learn to...