A while back, I showed a way to remove self-adhesive sandpaper from an aluminum sanding block , like the Great Planes Easy-Touch Hand San...

The Kuhn tube cutter is a simple tool designed by model rocketeer Howard Kuhn for cleanly cutting paper tubes to a specific length. I h...

Click here for the beginning of this series . Building model rockets with a group of young kids who have no experience doing it is o...

You have a basic Skill Level 1 rocket kit or two, and want to get started in rocketry. This is going to be a lot of fun! But to build...