Barnes & Noble Maker Faire 2015 Barns & Noble Maker Faire 2015 4 year old operating the robot arm like a pro! Waiting in line to play with the robot arm. We ask the children to teach the next person how to operate the arm. Kelly and Rich working on Kelly’s Moon Shoes. Moon shoes and NeoPixel Goggles! Command Robot with control arm. Aaron and his Arduino controlled traffic light and sign! Doug and his home-made steam engine with motor-generator powering an elevator! Awesome!