Hailing from New Zealand, "land of the extreme," the Gyroboard is a balance board for general exercise and off-season training that appears to have the potential to become a fun hobby on its own. Gyro Enterprises, the brains and bills behind the device, says that it helps your core strength, balance and coordination. It can be used for injury rehabilitation, sports training, fitness, etc. The board simulates the movements of board sports like skateboarding and snowboarding, so it's a good way to practice in the comforts of your own backyard or home.
Read the full article: Gyroboard: a springy, spinny balance board for off-season training