Here are two animated math songs: The sign of the plus and the sign of minus have a catchy tune and illustrate the concept of adding and subtracting. These songs would be a great addition to the Montessori lesson of introducing math signs.

Here are two animated math songs: The sign of the plus and the sign of minus have a catchy tune and illustrate the concept of adding and subtracting. These songs would be a great addition to the Montessori lesson of introducing math signs.