1. The
sliders stay put in the positions,
when the Abacus is vertically viewed
while working and values doesn't get
changed and the Sliders are stable
and firm and thereby the answers will be perfect.
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.
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