Build your own room alarm with this self contained educational project kit and keep your room off-limits to unwanted invaders. Learn how a simple room alarm works.
Simply attached to the wall and door using self-adhesive pads provided. The buzzer is activated when the door is opened alerting you of unwanted intruders.
Solderless connections and simple, clean snap together assembly. Powered using safe low voltage battery (not included).
Ideal for any inquisitive mind aged 14 years and over. Children should only use under competent adult supervision. Suitable for schools and other educational establishments as a practical teaching aid.
Self-contains solderless electronic project lab. Great introduction to the world of electronics. Ideal present for the budding electronics expert!
A fun self contained project kit for all the family to enjoy. First construct the Electric Power Blast Boat using the fully illustrated step-by-step instructions...
Learn and build your own metal detector and then then use it to search for buried treasure. Sensitive detector with LED indicator and sound alarm. Built in 3X magnifying lens. Ideal giftSafe, solderless, exciting, educational and fun! Easy-To-Read illustrated operating manual!