Set in the 1930s Oklahoma, this American Horse Tale is the story of a young girl and her family as they make the difficult decision to sell the family horse and move to California. A young girl named Ginny and her family must leave their farm in Oklahoma and travel west to California. In order to survive, the family must sell their horse, and Ginny's best friend, Thimble. But Ginny will do anything in order to find a way for them to stay together. The Dust Bowl is part of a series of books written by several authors highlighting the unique relationships between young girls and their horses.