Goal:Getting material off a roll can be tricky. Create a device to do the dispensing for you. The material is up to you—tinfoil, tape, paper towels, toilet paper, ribbon, wire, 3D printer filament—anything that comes on a roll. Get rolling!
Start date: May 1, 2017 Due date: May 31, 2017
Rules: In addition to an NXT or EV3, you may use sensors, motors, and pieces from the NXT or EV3 kits. You are also welcome to use multiple MINDSTORMS kits, additional LEGO pieces, third-party sensors, and non-LEGO materials.