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 […]
On a Roll
Toilet Paper Artist
Grace and Maya have created a toilet paper artist–it unrolls the toilet paper and decorates it at the same time.