Here’s that hard to find invisible ink for hand stamps, date stamps, part marking and other unique applications. Use on paper, fabric, wood, metal or walls. Visible only under black light. Apply using a brush, sponge or stamp. Ink can be poured onto a stamp pad. For illumination, choose from our variety of electric or battery operated black lights.
Over 300 electronics projects in this kit will keep the young scientist busy!
Shake the Pet Tornado clockwise and watch the mini tornado funnel form before your eyes!
Every kid needs one of these spheres!
With this cool electronic kit you get to assemble your own mini electric guitar!
A perpetual motion model of the galaxy, makes a good desk toy.
Great reference card for chemistry and physics students.