Paper robots created by students at the Boulder Public Library makeathon. Photos by HyunJoo Oh. CU Boulder scientists, in collaboration with Sherry Hsi at the Concord Consortium, recently received a ...

The robots themselves start out a bit smaller than a normal 8.5-by-11-inch sheet of paper. Off-the-shelf batteries and motors are embedded at a cost of about $80.

Aside from paper, the robot includes some wooden sticks and a rubber band for power. If you want to build the paper robot yourself, the plans can be found here. Let us know how long it takes. Here ...

Using paper coated with silicon resin and iron particles, researchers created an untethered soft robot that can move without any electronics. This magnetically controlled device can detect heavy metal ...