Nowa Szkola Montessori sticks, for counting, in a box

Montessori's rich collection of learning aids includes developmental materials designed to work with children from 2 to 14 years of age.
The products allow children to gain knowledge, competence, skills and experience through their own actions, engaging all the senses. Study materials, including mathematical, botanical and geographical maps, are in classic shapes made from high-quality wood.
Some of them are made with plastic elements.

The set is a box containing counting sticks.

The red and blue sticks show the numbers from 1 to 10.

Odd numbers are red and even numbers are blue.

It helps illustrate the meaning of even and odd numbers, and also practices performing simple math operations: addition, subtraction, multiplication, division.

Material: wood.

The pack contains 20 sticks in red and blue.

Dimensions of the shortest stick: 3 x 1.5 x 1.5 cm.

Dimensions of the longest stick: 30 x 1.5 x 1.5 cm.

Box dimensions: 40 x 3.5 x 23 cm.

Intended for children over 3 years of age.