3 Bit Lego Binary Counter

Summary

Tidying up the prototypes for the workshop, a neat kit form of the ball-run adder on a 16x16 baseplate. Hi, this is another neat and compact mechanism that can this ones old I've had it for months, this is its second recording no counting errors, just receiving errors it counts dropped marbles ... To add more fun to learning I created a set of math toys using First, an acknowledgement: I got this idea from woodgears.ca. If you haven't visited that site, you should. This is a very short video, ...