Tim makes a steerable hoverboard for Buddy to test on the dark waters of an abandoned quarry. Plus: ramps, jet-powered uphill skiing, and doing the splits across two moving forklift trucks.

Buddy tries to set a shovel racing speed record. And can Tim and Buddy fire a ball from a fast-moving bus, bounce it off a wall and catch it, back on the bus, like in Borussia Dortmund's viral video?