Pine wood derby this saturday!!!

Last year I was a horrible father.... Myles and I (okay it's my fault...) produced a car that just was not up to speed. The focus was on aesthetics and the car never made it over the line... Myles was crushed. I was embarrassed. This year, with the help of our friend Doug, we are focused on producing a more competitive model. Here is the initial design....  Weight has been added internally and puddied over.....