teacher abacus is a large sizedabacus similar to of a student abacus but can be used either ways i.e.vertically or horizontally on a table. abacus trainings are generally conductedis a group of students meeting the abacus teacher at a regular interval forlearning and training the techniques of abacus calculations for fast andaccurate mental math.
this master abacus is framed inacrylic material for better finish and long-terms use compared to a wood basedabacus. its natural colour never fades with time keeping it new all the time ofuse. no trouble of regular expensive polishing. its shape and size makes itpresentable and right choice for the needs.
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