Collect the Key from River Ride.
Collect the Key from Car Course.
Collect the Key from Space Ride.
Collect the Key from Amazing Maze.
The ride never ends. Unlock an extra level. I bet you can't wait to play it.
Beat the game.
Complete River Ride without Dying.
Complete Car Course without Dying.
Complete Space Ride without Dying.
Complete Amazing Maze without Dying.
Complete Dr Grump without Dying.
Get a score of over 50,000 points. This time, not unlocked by opening the game.