Step2 Up & Down Roller Coaster for $82.54. Select free site-to-store for in-store pickup at Walmart to save on shipping. Otherwise, shipping is $18.97 for a total of $101.51 shipped. Here is a screenshot for your reference. It features a 10-ft track with a gentle hill and a recessed retainers hold coaster car. The assembled car has high back, handrail and foot rests. Most places have this roller coaster ride for about $119.