"Inequality puzzle" is simple, not only interesting, is the brain Torepazuru that reasoning power and logical force is trained. It is also a puzzle was introduced in the British newspaper "The Guardian".The rule is simple. Inequality (>, <, ∨, ∧) to fit the orientation of, just go put each number in □. However, vertical, horizontal same number does not enter. As the number of mass increases, while trial and error among a lot of possibilities, you will be looking for the correct answer. This process will foster logical thinking. There is no need of calculation, but in the sense that to strengthen the logical force, it is very effective high. It is possible to adjust the degree of difficulty by the number of puzzle of squares, you can enjoy from elementary school up to everyone of adult!
- The underlying logic of force arithmetic attaches to the body. · Himself by trial and error you can train the force to find the answer.