While you can shoot for putting together a “correct” image of the Earth, its designers encourage you to make your own maps. “Assemble it such that all the continents form an almost continuous land mass or put all the oceans together,” they suggest. “Put Antarctica in the center.” And if you want an even more difficult challenge, Nervous System also has a moon puzzle, which comes with astronaut, space shuttle, and lunar lander pieces.

📬 Sign up for the Daily Brief

Our free, fast, and fun briefing on the global economy, delivered every weekday morning.