Holly is staying with her great-aunt when she discovers a tiny pony with shimmering wings. At first she thinks she must be dreaming, until two fairy ponies visit her with an urgent mission. Puck, a young fairy pony, is in danger! Can Holly help rescue him? The first in an exciting magical adventure series about a girl, Holly, who discovers the secret Fairy Ponies and their magical world inside a hollow oak tree. With beautiful, two-tone illustrations throughout, these books make the perfect first chapter books for newly independent readers.