作者 (Author) Mayer, Gina
Summary: A big brother helps his little sister learn to use the potty. The coauthor is Mercer Mayer.
等级 (MML) MM Level-2.3
年级 (IL) Lower Grades (LG K-3)
字数 (Words) 366
类型 (Fiction) Fiction
系列 (Series) Little Critter;
Topic: Community Life-Helping Others; Family Life-Sisters; Family Life-Brothers;