How to make a wooden box with LED's on it

Level: Secondary

The Instructables website has instructions on how to build all sorts of gadgets - including a box with LEDs powered by a mercury tilt switch.

This blog entry has lots of information about working with LEDs - including stuff on how to power them and how NOT to power them!

The EvilMadScientist website has instructions about building Christmas ornaments with LEDs.

HOT TIP: Not sure what an LED is?  Use Google's define feature to get definitions from different websites. Type define: followed by your word or phrase into the google search box. Here's the results for define: LED