Turn your backyard into the ultimate adventure zone with this Costway Inflatable Kids Hippo Bounce House Slide Climbing Wall & Splash Pool - now only $188.99 (was $439!) at Walmart. On sale this week.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." If you thought bounce houses were the MVPs of outdoor parties, just wait. Inflatable water slides are ...