Math Riddles

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Math Library

  MATHEMATICS LIBRARY  Organizations of Library: If there is no provision of a departmental library, there should be a separate section in the central or say a general library of the school for mathematics. The whole section of the mathematics library can be divided into the following parts . It is better if the mathematics library is divided into different sections and each section is provided with a different types of books. Some of the suggested books for a mathematics library are: Textbooks General books. Reference books. Inspiration books. Practical books. Background books. Popular mathematics books Mathematical magazine and Journals. Textbooks:            For any subject the textbook is very important. There should be provision of all the textbooks related to mathematics for each class of the school according to prescribed. General Books: Books giving general information are r...
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Magic Squares

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  MAGIC SQUARES A "magic square" is a rectangular array of numbers, usually from 1 to n 2 ,   so that each column, row, and both diagonals have the same sum.  A magic square is an arrangement of the numbers from 1 to n 2 in an n x n matrix, with each number occurring exactly once, and such that the sum of the entries of any row, any column, or any main diagonal is the same. It is not hard to show that this sum must be n( n 2+1 )/2 . " Odd " Magic Squares, which means that there is an odd number of cells on each side of the Magic Square. " Even " Magic Squares, which means that there is an even number of cells on each side of the Magic Square. "Even" Magic Squares may be further divided into two sub-categories: The next simplest is the 3x3 magic square Numeric Magic Squares may be divided into two categories: " singly even " Magic Squares, which means that the number of cells on each side of the Magic Square is evenly divisib...
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