Students’ Learning Outcomes
· Identify major parts (Ear) of human body.
· State functions of major parts (Ear) of the body.
Information for Teachers
· There are three main parts of air. The outer ear consists of an oval portion and a long ear canal. There is an ear drum at the end of ear canal.
· The middle ear has 3 tiny bones. When ear drum vibrates, it produces vibrations in these bones. The internal ear transmits these information to the brain and we hear sound.
Charts of human Ears, textbook
Worm up Activity
· Ask the students if they can name different parts of their bicycle. Write students’ responses on the board.
· Tell the students that as the bicycle has many parts, our body is also made of many parts. These parts are called organs.
· Ask the students to name all the organs of body which they can see and touch. Write students’ responses on board.
· Make them focus that these are the external parts of their body e.g. ear, eye, teeth, and skin.
· Explain that like these external parts there are some parts inside the body which also perform variety of functions.
· Ring the school bell and ask students to put their hands over ears. Ask the following questions:
1. What happen when you cover your both ears with hands?
2. What would happen if you cover only one ear?
· Explain the basic structure of human ear by drawing it on the board. The diagram should mention the following parts.
Sum up / Conclusion
· The ears help us in listening.
· Draw following table on the board.
· Instruct the students how to fill the table.
· They will explain their understanding by completing the table