Home Montessori Spiral Activity Abacus Spiral Activity Abacus Dimensions Size 10″ x 12″ x 12″ Color Multi Category: Montessori Related products Hindi Alphabet Insert Puzzle With Knob MontessoriRead more Abacus (C) MontessoriRead more Hindi Vowels With Knob MontessoriRead more Abacus (G) MontessoriRead more