Ok - so this post is not about Library matters but this story is cool anyway and my wee Mr C, an electronics nut at the age of 10, will love this! As will a certain librarian at Murdoch University for her boys.
LED lights fit perfectly into the head of a Lego minifigure. It's that easy: grab an LED and a head, slip it in, and it fits perfectly. Click here to get step by step instructions.