Ryan Joe's mathematics is still different from the general quick calculation in the market, such as abacus mental calculation, hand-brain quick calculation, quick mental calculation and so on. Because it combines fast calculation with interesting mathematics, and it is completely in line with primary school mathematics. The most basic thing is to calculate from the low position, and also introduce vertical arrangement, graph column, application problem, statistics, thinking expansion and so on. , and primary school mathematics complement each other and closely combine. "Ryan George Mathematics" series courses are divided into primary, intermediate, advanced, advanced, all-round and elite levels; It is an efficient, fast and simple calculation method to index the brain with ten hands, which can make children aged 4- 12 quickly add, subtract, multiply, divide and check any number in their minds, which is ten times faster than other fast calculations and can surpass calculators. The most important thing is that the class is relaxed and happy, and the teachers are very humorous. When you come here, children will unconsciously fall in love with mathematics and learning!