In this lesson, students are introduced to new vocabulary related to stationery and numbers, focusing on Chinese terms and their meanings. Key words include 学生 (student), 白板 (whiteboard), 垃圾桶 (rubbish bin), 画图 (to draw), 数字 (numbers), and geometric shapes like 正方形 (square) and 长方形 (rectangle). The lesson also includes practice exercises such as counting from zero to ten and identifying geometric shapes.