Circular Space Puzzles: Moon, Mars, Earth, and Mercury

These deluxe, oversized floor puzzles (spanning 2.5 feet/76 centimeters in diameter) are gorgeous and interactive tributes to the Moon and to planets Mars, Mercury, and Earth. Featuring vibrant photography from the archives of NASA, the completed 100-piece puzzles will dazzle stargazers and space aficionados of all ages.

Find them at:
Chronicle: Moon, Mars, Earth, Mercury / Amazon: Moon, Mars, Earth, Mercury
Always order from an independent bookstore if you can.