65,5 cm wide, 22 cm high
On this balance
you can hang 20 weights on the numbers from 1-10.

This balance can be adjusted.
Includes 20 weights of 10 gram.

- to study simple additions, subtractions, missing
numbers, ...
- to study multiplications and divisions.
- to learn the concept of balance and levels.

When the balance balances, the answer is correct!!