Buzz Off!: Build Your Own Electronic Doorbell
- Binding: Paperback
- Publisher: Troll Communications
- Publish date: 10/01/2000
Description:
Kids discover the wonders of electricity with this great kit containing everything they need to build a real doorbell without using any tools. It includes a transistor, resistors, a transducer, an Led, connector wires and springs, and a push button. All parents need to provide is a 9-volt battery.
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Product notice
Returnable at the third party seller's discretion and may come without consumable supplements like access codes, CD's, or workbooks.
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