Score is based on how quickly you hit each checkpoint, but in this version the game simply resets once all the collectibles are gathered. Choose the difficulty level according to your objectives. For stable, regular earnings, the "easy" level is appropriate. On the other hand, if you're aiming for high multipliers, opt for the "difficult" or "hardcore" levels. Be aware that the latter also include more traps that can bring your progress to an abrupt end. Discover the new Miniplay Chrome extensi