Grow green sparkling crystals overnight from a safe solution of potassium aluminum sulfate. Extract the largest crystal shard, redissolve the remaining crystals, and repeat the crystal formation process to grow a larger, more striking crystal. The kits includes all the materials and tools you need to grow a single crystal, as well as a small hexagonal storage box in which to keep your crystal safe.
This classic desk toy will keep you amused!
Build your own 10 inch kaleidoscope with this great kit!
This classic device is used to demonstrate the conservation of mechanical energy.
Use this cool Sea Monkeys zooquarium to teach your child how to take care of a pet!
This kit focuses on teaching children about electricity and how electronic devices work!
Use this awesome prism to teach about optics and light in the classroom setting!
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