H.E. class of Mr. Somchai in Prathom 6. He started the class by having students read the vocabularies and the article on the board. Then, he introduced the topic "Reproductive System" by using powerpoint presentation and video clip. During the discussion, he asked them questions to stimulate their participation in class. Also, he assigned students to highlight, circle, underline and translate some difficult words before they did the exercises in their class books. From time to time, the teacher walked around to check students' understanding. At the end of the period, he summarized the lesson and asked some students to answer comprehension questions. Most of the students understood thevlesson well and answered the questions correctly.