The Magical Pony School, Book One: Jane's Transformation by Billie Hinton
Approx. 37,200 words.
Published on July 25, 2011.
A magical pony school, four first-year students, and lots of adventure! In Book One, Jane learns to shape-shift and is soon lured and trapped by a mysterious pig woman who desperately wants a pony. Jane's friends must find her and convince her to shift back to human form.