I've built some fast pinewood derby cars in the past but this year was just about looking good. I've always loved the way those lowriders bounce and thought it would be cool to make a derby car do that. Here's my version. A few more pictures and build details after the jump.
It's taken a while to get used to the interface and there's still plenty of bugs to work around but the FreeCAD project is really moving along nicely. The sketcher makes designing parts like the ones below really simple. I learn things better with an actual project rather than just trying to copy tutorials so I launched into this silly thing: