I Am Really, Really Concentrating, Paperback by Child, Lauren (CRT), ISBN 0448449056, ISBN-13 9780448449050, Brand New, Free shipping in the US

On Field Day, Charlie, Marv, and Lotta all quickly find activities they are good at, but Lola struggles to find one to suit her until she eventually chooses the egg-and-spoon race which requires a lot of concentration. Original.