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.
Build over 100 exciting electronic projects with this easy to use kit!
Is it a demonstration of a scientific law or a work of art?
A beautiful desk or bookshelf accessory for the reading fanatic in your family!
Infiniview comes with a 3.5" LCD screen and rechargeable Lithium Ion battery that will last up to 2 hours in the field.
Great microscope for viewing both slides and 3D objects such as flowers, bugs, rocks and more. Includes all accessories!
Shake the Pet Tornado clockwise and watch the mini tornado funnel form before your eyes!