Three-time Caldecott Honor illustrator Molly Bang helps children solve problems by showing a different -- and highly effective -- approach: "I can't do it" becomes "I can't do it... yet."When Sophie can't solve a math puzzle, she feels upset and inadequate. "I CAN'T DO IT!" she shouts, expressing the frustration all of us feel when we try and fail. Will she ever be "smart" like her sister? Maybe she isn't smart at all.Luckily Sophie's teacher...