Martin, Ann M. 1955- creator text Young adult fiction. New York Scholastic Inc. 1993 First Scholastic printing, February 1993 monographic 147 pages : 20 cm illustrations ; Only Jessi knows what's really wrong with one of the girls in her dance class. Jessi volunteers to help out in a ballet class for children. While helping, Jessi discovers a secret about Mary, one that could hurt her. Jessi has to decide if she should tell someone and risk losing a friendship. R 690 Lexile R Raz-Plus Ann M. Martin "An Apple paperback." "RL4"--P. [4] of cover. Babysitters Juvenile fiction Babysitters and babysitting Fiction Friends Fiction PZ7.M3467585 813 078073003501 SJP 20231124110353.0 993 eng