Features
- They can learn basiscs of abacus, addition and subtraction in small steps
- They can choose the learning contets according to SFOJ
- They can practice multiplication tables
- They can exercise books from grade 9/10 (certification of abacus) according to SFOJ
- It has exercise books from grade 6 (certification of mental arithmetic) according to SFOJ
- It has flash mental arithmetic that calculate the numbers that appear momentarily
- They can get the abacus apprition card if you collect reward medals and complete the map
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Abacus app of Ishido-shiki" product you were looking for, you can check the other results by
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Details were last updated on Nov 23, 2024 02:29 +08.