What are Robocoins? How can I earn and use them?

RoboCoins ™ are a digital currency used on the Robociti platform. You can earn them by completing challenges in courses, winning competitions, participating in other activities on Robociti, or getting them directly from other users. RoboCoins can be used to purchase courses, hardware or other services on Robociti, as well as to gifted to other users directly.