Download or read book Thomas & Friends: Blue Train, Green Train (Thomas & Friends) written by Rev. W. Awdry and published by National Geographic Books. This book was released on 2007-06-26 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt: Thomas thee blue train works all day while Percy the green train works all night. Told in the simplest language, here is a charming tale of what they each do. PerfectÑand portableÑfor toddlers and their caregivers.