House of unity and dozens

🎯 Educational goal: - To reinforce the concept that the number is made up of digits, and each digit has a different value depending on its position. - To clarify the difference between the total number and its components (tens and units). - To support children in understanding that 10 units cubes = 1 tens column, which enhances understanding of the decimal system. 💡 Educational value: - Connects visual and symbolic representation of the number. - Helps children to decompose numbers and read them correctly. - Allows the teacher to use the tool in activities such as: forming numbers, comparing, addition, and subtraction.