The project has helped 690,000 people worldwide. Father and son show off breakthrough technology using 2 common household items: 'Literally a light bulb moment' first appeared on The Cool Down.

These $35 LED lamps let you toggle through a wave of atmospheric colors, or you can just use it as a reading lamp ...

which is a water-filled bottle used to diffuse sunlight into a room during the day. Instead of sunlight, however, this design uses an LED to provide the light, for decorating a garden or for use ...

like this wireless bottle lamp shade. Available in 16 colors, it comes with a dimmable LED light bulb and three different lighting options, as well as a rechargeable battery that lasts up to 48 hours.