Learning about geometric shapes helps with recognition of symbols, such as numbers and letters. It also helps with subjects such as, math, architecture and art.
Start with 3 basic shapes, square, circle and triangle using the three part lesson.
Add more shapes a little at a time. Check all the free geometric card shapes at montessorimom.com
Montessori used the number rods for counting After counting is mastered, numbers are introduced with the 3 period lesson. Lastly, matching the numbers and matching number rod finishes the lesson.