Young elves education is an online digital thinking learning community and creative platform for 5-13 year-old children, developed jointly by the it education research team, a senior expert, and snow day lab of the columbia university school of education in the united states, to develop mathematical thinking in the steam project, focusing on a combination of mathematical thinking, logical thinking, interdisciplinary application and so forth, to enable children to fall in love with self-learning and become leaders in the future. Young elves educate two powerful logic disciplines in combination, focusing on the development of "calculations-mathematics" in the process of using knowledge to complete the project, gradually increasing the ability of primary school students to think analytically, synthesizing, performing, summing up, and helping them to complete the leap from image thinking to abstract thinking。