
Video 2 in the Pinewood Derby Speed series let you in on the the best-kept speed secrets that make some wheels faster than others. See how physics affects how fast your wheels accelerate. See how buying more than one pinewood…
Adam from raisinggeeks.com (a great site to check out) designed and built a completely awesome photo finish instant reply as part of his inventing merit badge. A big thanks to Adam and his dad for putting this on YouTube and…
This may be bending the rules a little, but what a great project. This car was printed with a 3D printer and automatically fires two C02 cartridges when the starting gate goes down. See their website for the build details…http://www.thingiverse.com/thing:5929
Autodesk 123D provides useful tools for making things – for quickly giving shape to your idea, exploring it, and most importantly, making it. 123D free 3D modeling software is integrated with content and making services that work together so you…
1) BSA® Style Wheel Modifications: bsa_wheel1.pdf 2) BSA® Style Axle Modifications: bsa_axle1.pdf 3) BSA® Style Standard Block Dimensions and Mass Properties: bsa_block.pdf 4) BSA® Style Unmodified Car Dimensions and Mass Properties: bsa_assembly1.pdf, template3.pdf 5) Tungsten Car Weight drawing (tungsten.pdf) 6)…