This article is from the Children's Books FAQ, by Hilary Morrison, firstname.lastname@example.org with numerous contributions by others.
It's MY Body
Lory Freeman (Parenting Press, 1983)
Ages 4-6. Teaches young children how to say no to unwanted
My Body is Private
Linda Walvoord Girard (Albert Whitman, 1984)
Ages 5-10. Julie's parents teach her how to protect herself
from unhealthy advances.
No More Secrets for Me
Oralee Wachter (Little, Brown, 1983)
Ages 7 and up. Four stories on child abuse show children
defending themselves, often with adult help.
Peni R. Griffin (Macmillan, 1992)
Two sisters escape from an abusive father and are happily
reunited with their mother.