Magnetic Alarm (4M Science)
Explore how a magnet sets off this cool intruder alarm. It’s a fun project for exploring how a magnetic switch works in an electric circuit.
Requires 2 x AAA batteries.
Age 5+ years.
Elsewhere Price/RRP (when noted):
$27.99 NZD
Regular price
$29.99 NZD
Tax included.
Shipping calculated at checkout.
