Category Archives: On a Roll

On a Roll

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. 

UN- Rolly

We built a un-rolly (logical as it unrolls a roll). We calculated how many degrees it takes to pull one inch and then used the buttons on the brick and the math block to move the motor. We learnt a lot on how much it takes to solidify the structure and math block.   rollChlg […]

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