Onion math is a good app. Onion Mathematics is an online learning platform for science in primary and secondary schools in China. Through the self-developed personalized learning system and more than 1500 animation video courses, the students can fall in love with learning spontaneously and learn knowledge easily and interestingly by integrating artificial intelligence and big data technology.
The onion mathematics course covers mathematics and physics subjects in primary school, junior high school and senior high school. Since the establishment of 20 13, it has provided 20 million primary and middle school students with quality education experience, covering all provinces and cities in China150,000 schools, greatly reducing the learning threshold and cost, and truly popularizing quality learning experience across regions.