Quercetti Topo Pythagorean Tube Pythagoras

Description

- Using Topo Pythagoras Tube Pythagoras makes learning the multiplication tables from 1 to 10 very easy and fun. - Turning the two colored handles at the ends will display the calculation's results in the tube windows. - Fit for children as young as five years old. - 22 by 14 by 6 cm in size.