Color-Mixing LED Crystal
Wire up a color-changing LED and explore the colors of light! Build your own crystal lamp and use the dials to adjust red, green, and blue LED lights until you get the perfect shade. Then, learn about the physics of light, the science of conductivity, and how your eyes see color!
Why it’s awesome
Mix red, green, and blue LEDs to make custom colors.
Light up the room
Experiment with resistors to change the brightness of your lamp.
Explore how conducting electricity works with bonus activities.
Science of light
Color and light
From the desk of the product designer:
Behind the design
“LEDs blend light to create a rainbow of colors. We wanted a project that really broke this down so kids could appreciate and experiment with the magic.”
- KiwiCo Product Designer
By the numbers
Switch designs brainstormed
"Oohs" and "aahs" when we turned off the light in kid testing sessions