The antlers are the key to unlocking the mystery of this 19th century British conundrum. It was discovered in Britain by Nob Yoshigahara, who brought it across the Atlantic so that we could present it to you as a real puzzler's challenge. Recommended for 1 player, ages 8 and up. Made in China. Package dimensions: 4.750 x 3.000 x 1.750 inches. Includes 1 Puzzle. Wipe clean with dry or damp cloth. Imported Material & Care Plastic Spot clean only