Nervous job applicants file into the room, confronting thousands of plastic Lego bricks. They are advised not to get carried away with one color or they might run out. They are told not to change their minds halfway through a project. The clock, after all ...

So you ran to the tree on Christmas morning only to instantly see The Present, the one sitting under and behind some other gifts, the big wrapped box that was immediately discernible from its outlines. You knew that box because you'd seen it online, and in ...