Kristal Educational SAC785 Space Age Crystals Crystal Cluster with LED Base

Assemble your multi-color LED base. Then make a small electrical circuit and connect your LEDs, all the while learning about anodes and cathodes of LEDs. Then, grow one sparkling "citrine" crystal cluster on your multi-color LED base. Watch the magical crystal glow at night! Growing SPACE AGE CRYSTALS is not long or complicated. Just dissolve the pre-mixed crystal powder in warm water, within hours sparkling crystals will start to grow right before your eyes! A fascinating experience for children and adults.

Contents: Multi-color LED base, crystal-growing chemicals, crystal-growing container, lid, stirring rod, 48-page Space Age Crystals booklet, instructions.

• Age: 12+.