In this funny, all-too-human picture book, Mercer Mayer"s famous Little Critter dreams of the day when he will be big enough to go to first grade, dial phone numbers by himself, camp out in the backyard, or walk to the corner store. By the end of his energetic daydreaming, Little Critter is so tired he has to go to bed. As he himself admits, "I"m not bigger yet." It"s a fine and familiar catalogue of what young children yearn for.