Hedwig's Theme on a homemade punch card. Some parts sound strange, but it was the best I could do on a diatonic music box. You can get one at sites like thinkgeek or grand-illusions. If you want to know it works, check out synthfiend707's tutorial h
by Mamrie Hart
by Shreya's A to Z Craft
by NerdECrafter
by DRAWING FOR KIDS
by Creativity: My Passion
by Homestead Handyman
by Liz Benavides