CCTV News: After the spring semester of 2025 starts, schools across the country will extend the breaking activity time from 10 minutes to 15 minutes, encouraging children to walk out of the classroom and enjoy their spare time. The "fancy" breaks in many places are very popular among children. What are the highlights and "flower work"? Let's go and have a look together.

This is a school in Quzhou, Zhejiang. As soon as the get out of class comes, the children interact around a new "clean partner". A silver-gray robot dog is doing jumping exercises under the control of the children.

In a primary school in Taicang, Jiangsu, during breaks, children can follow the smart AI sports system to jump left and right, frog jump, rope jump and other sports. Through AI visual analysis, the system will record and rank the movement data of each student in real time. Students with strong athletic ability can also challenge the smart system to have a human-machine war.