Chương trình dạy học thêm và trừ đi 20.
The program teaches English, Afrikaans, Xhosa and Zulu speaking learners how to add and subtract to 20.
The program has 3 levels: 0-3, 0-10, and 0-20.
The program has displays the number and the exact amount of objects in multiples of five underneath. This helps learners to associate the number itself with the amount of objects.