What's In My Truck?By: Priddy Books, Roger Priddy Series: What's In My? What's in my Truck? is a chunky, slide and find vehicles board book with sliders, flaps, and colourful artwork for toddlers to reveal hidden surprises on every page. Inside, you'll find an interesting flap to lift and a slider on every spread. Children will have fun finding out whats in each different truck and spotting funny things along the way as they build their picture recognition and problem