(At the lowest price of the year at $25.00)
 

Previously we sat down tonight and made a schematic for the banging
box prop.  This is what we have decided regarding the Banging Box and the kit we are going to provide.  The BB will be 12" wide, 12" deep and 24" long.  The kit will include:

All the plywood and framing ~$4.00
Lid hinges,~$2.00
sensor for the motor ~$9.00
extension cord ~$1.00
motor ~$9.00
miscellaneous hardware to be provided by builder.

Pictures of our prop will be posted soon.