Home Montessori Spiral Abacus Table Spiral Abacus Table Dimensions Size 24″ x 18″ x 24″ Color Multi Category: Montessori Related products Abacus (D) MontessoriRead more Abacus (G) MontessoriRead more India Map With Knob MontessoriRead more Numbers (1-20) With Knob MontessoriRead more