Sentence:  You'll fly through the game's levels at super speed, running <!--please confirm this word; book scanno?--> through <WSD>loop-the-loops</WSD> and bouncing off bumpers. With Sonic, you'll have the added advantage of spin attacks and the speedy Spin Dash. 
Meaning of the word marked with <WSD> tags:  A looped section of track, etc., as on a rollercoaster.