While it might not be the perfect solution for the truly invaluable items you own, a box you unlock with your own intellect is a surprisingly safe way to store your important belongings. MAKE ...

4 100 ohm resistors 2 150 ohm resistors 8 1 kohm resistors To reliably lock and unlock the door, we ordered an electric door strike. We scored this one as an open box item from Smarthome.com.

In part 1 we showed you how to build your own prototype RGB keypad. Today we’ll show off some new ideas we worked on to create the project and turn it from prototype to fully functional battl… ...