Brainstring Advanced
$24.95
This string puzzle is a mind-bender for sure! Slide the strings through the grooves on this clear 8-sided cube to make knots, and then attempt to untie your creation using the same method of moving the strings. This advanced version has four color groups to provide opportunity for harder challenges.
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This string puzzle is a mind-bender for sure! Slide the strings through the grooves on this clear 8-sided cube to make knots, and then attempt to untie your creation using the same method of moving the strings. This advanced version has four color groups to provide opportunity for harder challenges. Ages 14+
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Brainstring Advanced
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