Create LED keyrings with a bundle of equipment supplied by rapid online.
http://www.rapidonline.com/Education/Mini-light-project-classpacks-70957 - 20 pack
http://www.rapidonline.com/Education/Mini-light-project-32668 - 5 pack
Scissors/knife. Likely heavy duty scissors / stanley knife
Double sided tape
Sand paper or equivalent
See the download provided on the website (the "data sheet")
- Electronics - Circuit