This self-balancing unicycle uses an Arduino and a five degree of freedom IMU from Sparkfun to keep the rider upright. Well, it’ll keep you upright as long as you have good side-to-side balance.

For the same price as an Arduino Uno, the Arduino/Genuino 101 offers Bluetooth, an IMU, and strangely the same USB standard-B receptacle. Intel has further plans in store for the Curie module; ...

The Giga Display Shield (plug-in board) might fit the bill. It adds a 3.97inch 480 x 800 RGB touchscreen, digital microphone (MP34DT06JTR by ST), six-axis IMU (Bosch BMI270 inertial measurement unit), ...