Obligatory link to laser related hackaday story

projectinspo

#1

This looks like a lot of pointless fun!


Amusing, even if mostly useless
#2

How about a rolling-ball binary digital mechanical computer?
http://shop.evilmadscientist.com/productsmenu/375

Sadly out-of-production, but seems pretty doable using multiple layers of plywood…


#3

I love that!
Maybe if enough of us bug them they would open source the plans.


#4

Mathias Wandel has so many great inspirations on his site. Here’s his marble contraption page. I have learned so much about woodworking technique from him.


#5

You could make a giant one and use the laser to cut all of the levers and dividers.