Spy Science - Intruder Alarm - Children Kids Boys Girls - Creativity Kit - New for 2015 Christmas Xmas Gift Present Fun Games & Toys Idea Age 8+ by Young Scientist

Description

Spy Science - Intruder Alarm;Learn the science behind building an electric circuit. Construct your own door buzzer and place it behind your door.;Stop intruders from breaking into your room! 2 x AA batteries required.;Suitable for Age 8+. One Supplied