Recommended for children 8 years and older.
Learn the science of connecting a circuit and build your own door alarm with Kidz Labs' anti-intrusion alarm kit. Install this self-doing alarm in your room and stop these "unwanted intruders".
Comes with a transparent case with a cybernetic look. This cool spy gadget includes a plastic platform, accessories, metal pegs, an electric buzzer, wires, a rope trigger and a battery case.
Requires two AA batteries (not included).
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