to help students participate in interactive learning acivities., to browse internet, play games, check email, read books and play games, provide digital learning and better attractive graphic materials., projects an image onto a surface, commonly a projection screen., to capture an image on a light a light-sensitive surface, it can be viewed across multiple electronic devices,

Functions of technology

打印
嵌入

排行榜

视觉风格

选项

切换模板

恢复自动保存：？