Saw this idea from Cat Morley. Didn't turn out that great, but it was fun!
Shrinky Dink Necklace
tattoo necklace with shrinking plastic
How to Make a Shrinky Necklace - Good things come in small (crisp) packages
Pink and cephalopod-what more could you want?
Beautiful gothic cracked mirror charm made of Fimo clay and a CD - very detailed and precise!
Candy you can wear!