Emerald quartz is a green variety of quartz. Quartz is a mineral that is widely used in ornamental work and industry, where its reaction to electricity makes it valuable in electronic instruments. This specimen is a great addition to any rock collection, or for teaching purposes in the classroom.
Note: Please be aware that this is a natural mineral and as such each piece is one of a kind! The one you receive may not be exactly the same as the ones pictured but it will be similar. Price is per each piece. They come in irregular shapes, sizes and weights.
This 10 inch realistic model has removable organs that can be studied and set back into the correct position!
The Star-Ball Magnetic Puzzle is the perfect creativity tool for innovators, artists, writers, students, and you!
With this kit, you can conduct 25 experiments to learn how an electric motor converts electricity into motion, and how an electric generator does just the opposite, converting motion into electricity.
Get one of the craziest and coolest kaleidoscopes around!
This kit includes several different projects that demonstrate the power of magnets!
Build a robot that's an artist too!