For many children, Olympic competition is an obstacle. Some children's thinking is not suitable for Olympic Mathematics, so they should not be allowed to learn it. Let them do interesting questions, let them study in happiness, cultivate their curiosity and interest in learning, and force them to learn Olympic Mathematics. It's easy to backfire. For children who are suitable for learning Olympic Mathematics, Olympic Mathematics can really cultivate children's multi-faceted thinking and lay the foundation for their future study of science.