Sci Box - Burglar Alarm

by Tedco
Save 11%
$9.00
$8.00
SKU 50362
This burglar alarm box kit instructs children how to build a simple electric device to detect unwanted intruders. Includes Ein-O's I Know Guide, capacitor, choke coil, circuit board, connecting wires, cotton thread, piezo transducer, resistor, and transistor. Ages 7 and up.
 
WARNING: CHOKING HAZARD - This kit contains small parts. Not for children under 3 years.

You recently viewed

Clear recently viewed