When a teddy bear is accidentally left on the seat of a train, he uses his ingenuity–and some new friends–to search for the little girl who lost him.
- ISBN: 9780763645373
- Author: Rosen, Michael
- Illustrator: Stewart, Joel
- Published: 2009 , Candlewick
- Themes: home, Lost and found possessions, persistence, Teddy bears, Toys
- Descriptors: Early Years (ages 2-6), England (UK), Fantasy, Picture Book, Primary (ages 6-9)
- No. of pages: 40