Home Montessori Abacus (I) Abacus (I) Dimensions Size 11″ x 4″ x 6″ Color Multi Category: Montessori Related products Hindi Alphabet Insert Puzzle With Knob MontessoriRead more Numbers (1-20) With Knob MontessoriRead more Abacus (E) MontessoriRead more Hindi Puzzle With Picture And Knob MontessoriRead more