Part 2 of 2. All aboard - and back to the 1940s for a ride on the exquisite 20th Century Limited steam train! Unfortunately, we can't just enjoy the views from the observation car, because we've got a mystery to solve. Who is stealing everyone's books? Jump into the Reading Bug's book bag and help figure out whodunnit!  Explore the books in the Reading Bug's book bag at www.thereadingbug.com/adventures/train