Happy Cube Happy Cube - 6-Pack (difficulty 8 of 10)
Product Rating :Product Brand : Happy Cube
Object: Make a cube out of the 6 pieces This version of the Happy Cube Family series
has a moderate degree of difficulty, and is suitable for ages 5 and
up. The Happy Cube is the original design, created in 1986 by the Belgian
inventor Dirk Laureyssens.
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