This charming concept book puts the child-reader "in charge" of an assortment of unruly little monsters (stand-ins for their real-life counterparts) who are wild, noisy, hungry, scary, selfish, and grump. Sound familiar? The emphasis is on helping the monsters figure out how to change behaviors so that they can become happier, more more well-behaved kids. . . er, make that monsters. Promoting s…