Book #1 · Picture Book · Ages 7–10 · 2017
All Aboard The Discovery Express
A vanished professor, a time-traveling train, and a mystery to solve. Can you uncover the secrets of the past?
32 pages
$27.99Save 5%
Hardcover
Summary: Step aboard the Discovery Express in 1937, where a professor has mysteriously vanished. Embark on a global journey through time, solving clues to uncover the secrets of transportation history. Meet legendary engineers and reveal the groundbreaking design of the first jet engine. This interactive adventure challenges you to piece together the past and find the missing scientist. Will you solve the mystery before time runs out?









