S13·E10 – Crazy Wooden Things for Kids to Make
1993-12-04 • ? min
Roy uses the theme of string-powered toys to show us how to make a spinning top, pump drill and a simplified version of the mechanism for a flying ball clock.
1993-12-04 • ? min
Roy uses the theme of string-powered toys to show us how to make a spinning top, pump drill and a simplified version of the mechanism for a flying ball clock.