Home Montessori Abacus (I) Abacus (I) Dimensions Size 11″ x 4″ x 6″ Color Multi Category: Montessori Related products Hindi Vowels With Knob MontessoriRead more Hindi Alphabet With Pic With Knob MontessoriRead more Shapes Board Mini Carving MontessoriRead more Numbers (1-20) With Knob MontessoriRead more