Abacus Classroom 5?10
In modern arithmetic, multibase work is demonstrated clearly using this abacus.
Very easy to understand addition, abstraction.
Size: 23×17 classroom.
€16,90 €20,96 με ΦΠΑ
Abacus Classroom 5?10
nIn modern arithmetic, multibase work is demonstrated clearly using this abacus. Very easy to understand addition, abstraction.
nSize: 23×17 classroom.
Abacus Classroom 5?10
In modern arithmetic, multibase work is demonstrated clearly using this abacus.
Very easy to understand addition, abstraction.
Size: 23×17 classroom.