Gaming Accessories, Smart Home Accessories, Biometrics, Gaming, Health and Biotech, Sensors, Smart Home, Smart Appliances, Wearables. the Grush platform lets kids play games and have fun while they brush their teeth, and allows parents and dentists to track and reward the results via the Grush cloud. Grush includes a motion sensing toothbrush that connects via Bluetooth to a smartphone running fun and interactive games, Consumer Electronics, Biometrics, Home Entertainment, Smart Home Equipment ...