Excavate, study, and display your own beautiful crystals Children and adults alike can explore the wonders of geology with the 4M Crystal Mining Kit. This fun educational kit allows mineral hunters to dig their very own crystals from a realistic plaster “rock”, simulating a real-world gem hunt with dazzling, eye-catching results. Learn important characteristics about […]

Set the planets in motion with a flick of your wrist! Build a mechanical model of the solar system including the sun and eight planets (also known as an orrery), wind it up, and watch the planets revolve around the sun. Assemble this complex machine using snap-together plastic parts to learn how the gears and […]