Learning gauss and learning olympiad have their own advantages, and the choice depends on children's learning style and needs. Gaosi mathematics is made by pinching the top, relying on the accumulation in the field of teaching and research and the strength of teachers. Generally speaking, parents can choose appropriate remedial classes according to their children's learning styles and needs. If you really want your children to learn Olympic Mathematics, you can sign up for a remedial class yourself and help them when they learn it.