The Fifth Power of Sum comes in two separate sets. This second set includes thirty-two wooden prisms in various sizes and colours to represent the formula of the binomial (a + b) raised to the fifth power. The set comes in a wooden storage box with a lid and two hinged sides measuring 27 cm x 27 cm. Also available is the Fifth Power of a Sum - first set.
All Gonzagarredi material is approved by the Association Montessori Internationale (AMI).