Walmart has the Skywalker Trampolines 40-Inch Bounce-N-Learn Trampoline, with Enclosure for only $39.99 Shipped! (Reg. $60) Help your little ones develop gross motor skills and promote imaginative play with the Skywalker Trampolines 40″ Bounce-N-Learn Trampoline Mini Bouncer with Enclosure. The jump mat features fun colored quadrants to help your kids both learn and develop valuable motor skills while jumping. The attached padded safety handle provides little bouncers with the support they need as they learn to bounce.