Will is a young boy who loves museums, ancient artifacts and memorabilia, especially memorabilia of a magical nature. He buys a wardrobe at auction on behalf of his father, who says that it belonged to an old-time magician. Will discovers the the wardrobe is a time machine, a portal to another world, an Aladdin's Cave, a magician's trunk, a theatre and much more besides. Will travels in time using the wardrobe or is it a portal to another universe - a 'wardrobe of wonders' in another time.

There then follow an adventure in time, magic and wonders of both the ancient world and the solar system.