What happens when you have a spare piezo ingniter from a lighter, a film can, a bit of alcohol-heavy breath spray, and a bit of imagination?
Continue reading Make a film-can cannon from everyday materials
Visualize sounds using fire
The Ruben’s Tube is a simple project that let’s you see sound using fire.
Continue reading Visualize sounds using fire
Put those extra 9 volt batteries to use!
This clever idea is another “why didn’t I think of that?” moment.
Continue reading Put those extra 9 volt batteries to use!
Magnetic balls, a mirror and a few LEDs
Here’s a neat video which combines fairly ordinary things in an unexpected way.
Continue reading Magnetic balls, a mirror and a few LEDs
Build your own high security electronic door lock
This lock avoids the pitfalls of traditional tumbler/key locks and RFID locks.
Continue reading Build your own high security electronic door lock