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Happy Black Grand Piano
$189.99
Prices as of September 25, 2026, as listed by each retailer — verify the current price on the retailer's site before purchase.
Price history tracked at Macy's price tracker
The Caesar's Codex is a wooden puzzle box by Project Genius, inspired by ancient Roman book-binding techniques. It features intricate symbols and sliding mechanisms that must be deciphered to unlock the box. Measuring 6.75 inches long, 6 inches wide, and 2.12 inches high, it weighs 0.55 pounds and is designed for one player aged 14 and up. The box is made entirely of wood and should be wiped clean. It contains small parts and is not suitable for children under three.
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