The high speeds and sharp turns of a roller-coaster ride are the highlight of any trip to an amusement park. But what exactly causes a coaster to reach such thrilling speeds and how does it come to a stop so quickly? This book explains the science behind the most exciting coaster rides. HI-LO/reading level grade 3, 32 pages each, full-color photographs, paperback. Save $1 per book when ordering 10 or more copies.