Peapod Labs’ just-released Bugsy’s Math Quest ($3) stars the company’s long-time mascot, Bugsy the hamster, who walks through 2-D side-scrolling levels, facing animals and monsters every few seconds. To get past most opponents, you need to tap once or twice on the bottom-of-screen keypad to enter digits that solve a multiplication or division problem. Each level ends with a boss encounter akin to a quiz, where you need to rapidly…