7 Items results
- Special Price $10.00 Regular Price $22.00Special Price $10.00 Regular Price $22.00This pyramid puzzle is made up of 3 nonidentical shaped wooden pieces. The 3 piece pyramid puzzle called in geometry a tetrahedron. This puzzle is not as simple as it looks!
- Special Price $8.00 Regular Price $22.00Special Price $8.00 Regular Price $22.00Test your engineering skills with this deceptively simple looking Ball Pyramid. This brainteaser, made up of 20 wooden balls, is much harder than it looks! The 20 balls are actually joined together to form 6 pieces that, when positioned correctly, form a tetrahedron.
- $20.00$20.00This mind-blowing Soma Cube takes packing puzzles to another level with 7 unidentical pieces that you need to pack into a 3x3x3 cube using all 7 pieces unlike most puzzles, which have only one right answer, there are up to 240 ways to build the 3x3x3 Soma cube!
- $20.00$20.00The Pyramid In a Box brain teaser is deceptively simple in appearance-until you try to fit all four pieces into the box! This puzzle pieces are based on one of the classic riddles in the world of brain teasers (The two identical pieces that form a Tetrahedron Pyramid).