A reader from the bestselling Stablemates series, Penny features a Shetland pony!

It's the day of Princess Isabella's coronation, and her fairy godmother sends her on a quest to help her become a good queen. At first, Isabella isn't sure which horse to pick. The fastest? The biggest? She decides on Penny, the smartest horse in the stable.

Together, Isabella and Penny set out on a journey to find twelve jewels. On the way, Isabella learns that the keys to being a good queen are inside her--kindness, courage, and wisdom!