can whiteboard markers be used on glass.In high school information technology teaching, teachers must not only teach students knowledge and skills, but also guide students to learn to summarize, analyze, summarize, and cultivate students' information literacy, thus improving information technology learning ability. The characteristics of the information technology discipline are that students actually do more hands-on operations, less sharing and communication, and teachers have insufficient mastery of individual students' abilities. For information technology teaching, you should not only stay at the level of operational skills, but also the ability to refine knowledge and apply it to new technologies. The teaching environment with the electronic whiteboard as the core is applied to the teaching of high school information technology. It can be abstracted into concrete, changed into one-way pluralism, and changed into silent voice, which greatly enhances students' understanding and feelings about things and processes.