Puzzle for enthusiasts and beginners, one player, 7 years old and more :
-Find three ways to revert Flexatube and switch the colors.
-10 minutes to find one solution. Some hours to find the three. one bonus open problem.
-Challenge 3D vision and episodic memory. good topology initiation.
-Not to be used with strength. Need some fair play to respect natural fold.
Flexatube is famous A.H. Stone find described in many books and scientific revues including the French “Jeux et Stratégies” where we discover it during early 80’s.
However, as far as we know nobody ever made it a product. It’s now done and one can put a Flexatube in any hand without boring scissor and tape work and with no fear to see that work destroyed by compulsive annoyance it often cause or discreet try to come back in origin state without anybody notice you are lost.
Flexatube is a puzzle where the goal is to put the inside outside and vice versa without changing its topologic characteristics.
Textile band with embrodied ornament filled with rigid triangles to avoid folding other were than alon the seams.
Polyester, PVC.
9 x 5 x 0.7 cm
Poids net 70 g
Author:
Invented in 1936 by the young A.H. Stone while still student it has been popularized by Martin Gardner in math recreation column of “Scientific America” . We contracted right to produce Flexatubes with A.H.Stone son .
Flexatube is nice to handle, sometimes little confusing but not too difficult to solve. However find the 3 known methods to invert his colors is significantly more difficult when find a fourth method or prove there is no other method is still an open problem.
Quintex Red Cube: Puzzle for all audiences strength 5.
Quintex is the result of two generation « research » about cube puzzles. We explore all ways to assemble 5 unit cubes and carefully selected some of the more twisted to design that 3x3x3 difficult puzzle with only two solutions.
Puzzle for enthusiasts and beginners, one player, 7 years old and more :
-Find three ways to revert Flexatube and switch the colors.
-10 minutes to find one solution. Some hours to find the three. one bonus open problem.
-Challenge 3D vision and episodic memory. good topology initiation.
-Not to be used with strength. Need some fair play to respect natural fold.
Quintex - The cubic cooking: puzzle for confirmed enthusiast.
Quintex is the result of two generation "research" about cubes puzzles. With 36 colored parts including all 29 ways to assemble 5 cubes plus 7 extras, it's possible to achieve a wide variety of cubes (3x3, 4x4, 5x5) as well as parallelepipeds (up to 4x5x8).
Numbered puzzle
Subtle combination of amber, polished steel, ebony and oak, the Tamashido original series came out of Gataris workshop 2003. It's made of 15 copies numbered from 1 to 15.
It has lifetime free update policy*. All 15's copies of the original set can thus benefit all refinements brought by Tamashido regular production.
*Not including return fee in case there is.
Puzzle for experts and beginners 7 years old and more
-How to build those hollow pyramids with non magnetized balls?
-15 challenges strength 1 to 5 + unlimited creation
-Strengthen patience, motor skill, method , observation and 3D vision.
-Need Scientific analysis in order to solve most difficult problems
Quintex green Cube: Puzzle for all audiences strength 2.
Quintex is the result of two generation « research » about cube puzzles. We explore all ways to assemble 5 unit cubes and carefully selected some of the more simple to design that 3x3x3 easy puzzle with more than 100 solutions.
Quintex orange Cube: Puzzle for all audiences strength 4.
Quintex is the result of two generation « research » about cube puzzles. We explore all ways to assemble 5 unit cubes and carefully selected some averagely complex to design that 3x3x3 difficult puzzle with about ten solutions.
Quintex Yellow Cube: Puzzle for all audiences strength 3.
Quintex is the result of two generation « research » about cube puzzles. We explore all ways to assemble 5 unit cubes and carefully selected some averagely complex to design that 3x3x3 not so easy puzzle with some tenth solutions.
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