Train Bristlebot

This is my first instructable, so no mean comments. :)  I wanted a bristle bot so I made one that looks like a train.

Step 1: Supplies

Supplies :
toothbrush heads: one small,one big
old electric toothbrush ... the cheap kind get the moter from it
bamboo skewer
strong glue - i used caulk
battery 
if needed get foam 

Step 2: Gloo

glue the skewer onto the top of the small brush head and put the  big brush head on the back

Step 3: Mor Gloo

glue  the battery on to the skewer if needed put it on foam then glue it

Step 4: Shiny!! A.k.a Evn Mor Gloo

glue the motor in front of the battery 

Step 5: Laaaaaaaaaaaaaaaaaa....

horray!!!!! lets do an opera haw haw! to turn it on put the little wires on the leads of the battery