Definitely one of the more creative Lego creations we’ve seen, this “Pneumatic Wheel” has no electronics and is controlled with two hand pumps — utilizing just six pistons/switches. Directions here. [via Make]

Definitely one of the more creative Lego creations we’ve seen, this “Pneumatic Wheel” has no electronics and is controlled with two hand pumps — utilizing just six pistons/switches. Directions here. [via Make]