When should a toddler be expected to do simple addition with numerals 1-10? If using Montessori methods, such as Addition Strip Board, then probably even before the third birthday. The beauty of Montessori method is…
When should a toddler be expected to do simple addition with numerals 1-10? If using Montessori methods, such as Addition Strip Board, then probably even before the third birthday. The beauty of Montessori method is…