Build Your Own Gotcha Gadgets
- Electronic Gizmos to play 20 tricks
- Comes with 32-page book, electronics module, LED, photo detector, contact switches, alligator clip, gadget dock, double-sided gadget covers
- Includes a 32 page instructional book with Klutz Certified crystal-clear instructions
- Push button sound machine, motion sensor, light sensor, door alarm
- Recommended for children ages 8+