Learning games are considered an effective measure in the process of teaching 5-6 year old children to develop quantity symbols. Designing learning games on the liveworksheet website will create intuitive and lively learning games that stimulate children to be active, stimulate thinking, arouse interest, increase interaction and increase self-esteem. information for children, helping the process of consolidating, forming, and developing quantity symbols to be highly effective. This article researches how to design learning games on the liveworksheet website to contribute to helping preschool teachers have a basis to build learning games that develop quantity symbols for 5-6 year old MG children, to meet the needs of children. Meet the requirements of improving the quality of education in preschools in the 4.0 era.