A learning aid to enlighten intelligence for children

摘要

A learning aid for children comprising a plurality of auxiliary charts each having a plurality of contents for learning easy addition or subtraction by means of memorizing one content by one person ( teacher ) and questions asking by another person ( learner ). The answers by the teacher cause the learner to add or subtract according to designated numerals of said charts, thereby leading to the content memorized. A main chart, showing sheets or a numeral sheet may also be used.