Mercer Mayer's Little Critter is dealing with his little sister learning to use the potty in this classic, funny, and heartwarming book. Whether he's trying to help her make it to the bathroom, encouraging her when she does well, or getting frustrated when she doesn't, both parents and children alik...

Mercer Mayer's Little Critter is dealing with his little sister learning to use the potty in this classic, funny, and heartwarming book. Whether he's trying to help her make it to the bathroom, encouraging her when she does well, or getting frustrated when she doesn't, both parents and children alike will relate to this beloved story. A perfect way to teach children about potty training and how to be a good older sibling