It's very easy to do, i've the project and please comment.
Step 1: You Need
You need a motor/ lamp,
some cables(i've taken out of phones)
a paper clip,
a key and
Step 2: The Project
This is the image of the project
Step 3: Making
making the connections
Step 4: Plaiyng
To play you only need to go to a side to the other without touching on the clip!!!