"I found a flummp caterpillar!" Carolyn Ar-<br > nold shouted from the basement.<br > Well， at least that was what it sounded like.<br > It was hard to tell， because her twin sister<br > Marilyn was practicing the piano loudly in the<br > living room.<br > I was in the kitchen. I should say I d been<br > banished to the kitchen by my two eight-year-<br > old baby-sitting charges. Marilyn， the musi-<br > cian， needed to practice. Carolyn， the science<br > whiz， was working away on some mysterious<br > project. Me? I d started my math homework，<br >but a flummp caterpillar sounded much more<br >interesting. So I called out， "You found a<br >what?" When I got no answer， I repeated，<br >"You found a what? "<br > Carolyn came rushing into the kitchen.<br >"Mary Aaaanne， " she said with exasperation，<br >"you know I can t hear you when Marilyn s<br >playing."<br >