Molly, Tooey and Trini find mysterious bubbles while canoeing on Lake Qyah. Who's making the bubbles? Could it be wood frogs, a freshwater seal, or... a lake monster? Hopefully Grandpa Nat and Nina can help them solve the case! When a power outage cuts their video game short, Molly, Tooey and Trini go outdoors and learn a ball game from Walter and Grandpa Nat: Eenie Eenie Aye Over! Do the kids have what it takes to beat the grownups?