Olympia the games fairy

"There's a triathlon in town! Kirsty and Rachel are excited to watch the swimming, biking, and running events. But when people start swimming in circles, losing bike tires, and tripping over their own feet, the girls know something is wrong. Sure enough, Olympia the Games Fairy's magic objects have disappeared! Olympia needs help tracking down her missing magic. If they don't find it in time, the triathlon and the Fairyland Games will be ruined! Can Rachel and Kirsty go for the gold--and come to the rescue?"--P. [4] of cover.