Neighborhood girlfriends Beth, Emily and Rosemary earn money to buy an old pony named Maudy to save her from being made into dog food. Maudy surprises them with a baby colt. The girls spend an exciting summer, meeting new friends, and coming to the rescue of a circus family, and the girls' formidible school principal Mrs. Gebhart. About 30,00 words, for girls ages 7-12.