What is inside a train? How does it work? Toddlers and preschoolers are curious about vehicles that go! This shaped, sturdy board book looks under the hood and inside the cab. Learn about the engine and discover what different train cars are for. Mixing sweet illustrations with interesting facts for grown-ups and toddlers alike makes this a great early learning book. Small enough to tuck in a backpack, diaper bag, or purse for entertainment on the go. Come explore today! * Shaped board book: Train shaped board book with sturdy, thick pages that are perfectly sized for little hands and fingers to turn the pages and read along. * Explore: Join in on the fun as your little one discovers what's inside of a train in this action-packed adventure that will teach toddlers and adults alike!