Delta-K,  Problem Solving,  Teaching Ideas,  Volume 33, Issue 1

Mathematical Codes

Journal of the Mathematics Council of the Alberta Teachers’ Association

Volume 33 Issue 1, December 1995

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Mathematical Codes

Louise M. Lataille

Deciphering codes is an excellent exercise in mathematical reasoning, sound thinking and solid logic. Almost any code will provide this practice. Here is a simple one that can be adapted and reused as student abilities change or increase.