The MontessoriPlus rulers correspond to the Montessori colors of the pearl material. Addition and subtraction tasks are easily solved with the slide rule. The 1x1 rows (1x3, 2x3, 3x3, etc.) become flesh and blood with the rulers.

Application, advantages, areas of application for this Montessori material:

• • Experience numbers tangibly

• • Recognize the composition of numbers

• • Get to know addition and subtraction

• • Interpretation and solving of arithmetic problems

• • Getting to know the 1x1 rows

• • for children from 5 years

• • Made in Germany

Circumference of the Montessori calculators:
1 wooden box with a sliding lid approx. 34 x 14.5 x 5.5 cm
1 set of instructions
20 one red approx. 1 x 1 x 1 cm
20 two green approx. 2 x 1 x 1 cm
20 three pink approx . 3 x 1 x 1 cm
20 fours yellow approx. 4 x 1 x 1 cm
20 fives light blue approx. 5 x 1 x 1 cm
20 sixes purple approx. 6 x 1 x 1 cm
20 sevens white approx. 7 x 1 x 1 cm
20 eights brown approx. 8 x 1 x 1 cm
20 nines dark blue approx. 9 x 1 x 1 cm
20 tens gold approx. 10 x 1 x 1 cm

material:
The rulers are made of RE-Wood®. RE-Wood® guarantees an excellent ecological balance with high operational safety and maximum strength. It consists of more than 80% pressed, ground wood waste (from certified sustainable forest management according to the PEFC system), a polymer additive, and is 100% recyclable.

Instructions for the Montessori rulers

An adult takes a ruler from 1 to 10 out of the box and places it on the table, aligned left, from the bottom (smallest) to the top (largest).
It starts with the lowest one and counts one. Now comes the double crochet one, two.
This is continued up to the ten stick.

After that it is handed over to the child.

If the child shows confidence in this exercise, the tens range can be exceeded.

The ten is always represented by a ten stick. Eleven is 10 plus 1 The tens stick and the ones dice are placed next to each other. Twelve is 10 plus 2 ...

Variations:
The rulers from 1 to 10 are laid out in order.
Now any chopsticks are removed, which the child puts back in the right place.
You can also work in a larger number range, or several sticks can be removed at the same time.

Any ruler is placed on the table. Which chopsticks are the same size together as this one?

Simple bills can be submitted.

A ten stick is placed on the table. Now the child can lay out all possible combinations of two with the result 10 below, eg 9 + 1, 8 + 2, 7 + 3… 2 + 8, 1 + 9

exercises to 1x1: 2 times the double crochet is the same size as one 4er. 2 times the 3-sticks is the same size as ..?