Project Genius Meffert's Gear Brain Teaser Ball
Project Genius
$32.99
This is a Meffert's Gear Brain Teaser Ball that's produced by the good folks over at Project Genius. They make various levels of challenging puzzles!
Project Genius uses a 5-star rating system for difficulty with 5 being the most difficult. The Gear Ball has a rating of 5 stars making it one of the most difficult puzzles.
Great for any fan of brain teasers!
Recommended Age: 9+
Condition: Brand New
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