Join Thomas and friends for a fun-filled journey in this All Engines Go picture book! Thomas and Kana spot a rainbow and decide to find out where it leads, eager to find the prize that's always at a rainbow's end.But, as they chug along, the rainbow keeps moving. What will they discover along the way? Look out for other great Thomas & Friends books including: Happy Birthday Thomas The Mystery of Lookout Mountain Thomas & Bruno The 12 Engines of Christmas Meet Team Thomas The Biggest Adventure Club Thomas & Friends Feelings Peep!Peep! Potty Star Potty Star Sticker Activity Book The Thomas & Friends Annual Thomas has been teaching children lessons about life and friendship for 80 years.He ranks alongside other beloved characters such as Paddington Bear, Winnie-the-Pooh and Peter Rabbit as an essential part of our literary heritage.