The Indian Abacus is an educational counting tool for learning to do fast and accurate mental arithmetic, applicable for children 5 to 13 years, more particularly it helps in enhancing their brain skills such as CONCENTRATION, VISUALIZATION (PHOTOGRAPHIC MEMORY) by activating the right brain, the seat of intelligence. The present invention introduces a tool which can display color image representing any value by moving the sliders up and down.
Sunday, 23 July 2017
presentation Koona Presidency Matric Hr. Sec. School Vellore 22nd July 2017
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