The UV LED (or "UltraViolet Light-Emitting Diode") Bit sends out a special kind of light. It looks purple to the eye, but it has some special abilities, like making white fabrics and certain inks glow in the dark.
With The UV LED Bit
It shines when the lights are on, but becomes something more once the lights go off.
Portable Magic Light
Wherever you go you can make magic effect in the dark.
Portable Book Light
Clip on Book Light to use when Reading in the dark.
Shine meteor shower across moon picture.
Sound Detected Night Light
For this Challange, our students decided to design and build a Night Light that can be turned on...