Magnetic Fraction Disk
Magnetic Fraction Disk
This complete disc is 22 cm in diameter and 1,2mm in thickness.
It is made from a soft plastic magnet with synthetic cardboard on top.
Each set is packed in a colorful box with a guide
152 pieces per set including the following parts
1, ½, 1/3, ?, 1/5, 1/6, 1/7, 1/8, 1/9, 1/10, 1/12, 1/14, 1/16, 1/18, 1/20