This is a life ha the to turn an ordinary old eraser cap into a light.
Step 1: What You Need
An eraser cap
An led light
Step 2: Cutting the Top Off
Cut the top off the eraser cap so there is a little hole big enough to fit an led light.
Step 3: Put the Led in the Eraser
Poke the pins of the led through the side of the eraser and push the led down.
Step 4: Wiring It Up
Hook it to a battery with alligator clips and have fun.