Top > In the News... > The Blue Marble
by , posted on 2:21 PM, February 11, 2018
Rube Goldberg machine with magnets and marbles.
I'm sure several (all?) of you have seen this, but just in case one of you hasn't, here is a work of technology, art, sweat, thinking, planning and as the inventor says, a glue gun.
Minnesota science teachers should know about:
