Learn how to build a working burglar alarm. Keep your bedroom safe from pesky intruders. Get to wire up a simple circuit. Transparent case displays the works .
Size: 21.5 x 16.5cm
Learn about electricity by wiring up a circuit to alarm your bedroom door.
The transparent case lets you see how the circuit works – just like a real burglar alarm. This kit is a great way to engage children in the study of electrical currents, part of the national curriculum for science at key stages 1 and 2.