1. Teaching method is a kind of teaching method. Teachers use spoken language to describe situations, state facts, explain concepts, demonstrate principles and clarify rules.

2. Heart-to-heart method, also known as answer method, is a way to spread and learn knowledge through teacher-student dialogue. Its characteristic is that teachers guide students to use existing experience and knowledge to answer teachers' questions, acquire new knowledge or consolidate and check the acquired knowledge.

3. Discussion is a method that enables the whole class or group to express their opinions and opinions around a central issue, * * * to discuss with each other, encourage each other, brainstorm and learn.

4. The model method is a teaching method. Teachers show students physical objects or physical images for observation through modern teaching methods, or make students acquire knowledge updates through demonstration experiments. It is an auxiliary teaching method, which is usually combined with lectures, dialogues and discussions.

5. Practice is the basic method for students to consolidate knowledge and cultivate various learning skills under the guidance of teachers. This is also an important practical activity in students' learning process.

6. Experimental method is a teaching method in which students, under the guidance of teachers, use some equipment and materials to cause some changes in experimental objects through operation, and gain new knowledge or verify knowledge by observing these changes. A common method in natural science.