Tetris challenge accepted! Find out what goes inside a fridge, a school gym, or a music band van! There are so many things around us that we cannot see inside. All those cabinets, suitcases, and closed doors?be they small, big, mysterious, or even quite plain, they make you wonder what's inside them. Food goes inside a fridge. Laundry goes inside a washing machine. That's obvious, right? But what about a fire truck? Not to mention a garden shed or a henhouse? What goes inside them? Join Bruno the curious dog and let's find everything out together. You'll have loads of fun!