[icwhatudo]

For the science fair, my 6th grade son tested paint-balls shot with CO2 vs compressed air for accuracy and distance. When he took this into school:

simply to be part of the display, his teacher gave him an "A" and everyone loved his project.

[dr_lew]

So what state was this? Texamaximus ?

[yldstrk]

my son made a catapult for his science project