Kindermatic Montessori Fraction Cut Outs 1/11 To 1/20 蒙特梭利 11-20 分解圓形

Kindermatic Montessori Fraction Cut Outs 1/11 To 1/20 蒙特梭利 11-20 分解圓形

教具構成：帶蓋子的十格盒內裝圓的分解（圓的直徑是10，分成11等分，12等分....20等分）材質：木制+亞克力。包裝尺寸：33*27.5*6cm

A wooden partitioned box containing uniform segments of circles. Each compartment contains as many segments required to make 5 complete circles. For instance, there would be ten semi-circles, fifteen one-thirds and so on.

This material consists of fraction cut-outs from 1/11 of a circle to 1/20 of a circle.

• Fraction pieces - 5 sets each

• Includes a lid

• Recommended Ages: 6 years and up