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Level up your prank game with simple, elegant science.
This set includes 4 gadgets and 9 possible sounds to play a total of 20 dastardly, unexpected tricks on the unsuspecting world. The gadgets, (motion sensor, light sensor, door alarm, and push-button sound machine,) operate together with the sounds (danger alarms, screams, sad trombones, or flatulence) for up to 36 combinations! The 32-page booklet explains exactly what to do. With an electronics module, LED, photo detector, contact switches, alligator clip, gadget dock, and double-sided gadget covers, you've got everything you need to lay the smack down on little siblings, friends, or parents with these harmless and creative pranks of the 21st century!
Record voices, music or any sound & use as a buzzer - fun.$24.99
Stylish presents are starting to be appreciated by 9 year olds. A good present is something they can personalise and show their individuality. Nine year olds can be very cool, but they also love children stuff so don’t neglect UFO’s. Science kits are very popular, but should probably not include instructions on explosions.