Klarner's Pentacube Puzzle - High Quality 3D Print & Learning Tool, Perfect Gift for All Ages, Brain Teaser for Kids and Adults

Discover the intriguing challenge of Klarner's Pentacube Puzzle! Introduced by David A. Klarner in the early 70s, this puzzle involves packing 25 Y-shaped pentacubes into a 5x5x5 box. Despite its seemingly simple design, the puzzle offers a complex and engaging experience with 1264 unique solutions and up to 60672 symmetric packing solutions. Product Features: Intriguing Challenge: Inspired by a classic puzzle from the 70s Design: 25 Y-shaped pentacubes to fit into a 5x5x5 box Difficulty: Hard Dimensions: Each pentacube: 64x32x16mm; Storing box: 96x96x96mm Printing Options: Print in single or multiple colors Why You'll Love It: Perfect for puzzle enthusiasts, students, and teachers, Klarner's Pentacube Puzzle is both a mental workout and a fun, engaging activity. It also makes a unique gift for anyone who enjoys a challenge.