Lesson 25 Let’s Do an Experiment!优秀公开课教案

Lesson 25: Let’s Do an Experiment

Teaching aims: 1.

The new words: experiment, jar, upside, pour, correct, scientific, method, raincoat, force, pressure, conclude; 2.

To understand the theory of the experiment; 3.

To learn actively. Teaching important and difficult points 1.

Words and phrases; 2.

How to do the experiment and understand the theory of it; 3.

Some important sentences: ①Then I turn the jar upside down, and take my hand off the cardboard. ②I am so sure of my theory that Brian can do the experiment over your head and I know you won’t get wet. ③It is strong enough to hold the water. Teaching methods

Task-based teaching method, experiment Teaching tools

A jar, a piece of cardboard, some water, multi-media Teaching procedures

Step 1: Warming up and leading in

1.

Show a picture and ask” what are they doing?”

2.

Have you ever done any experiment? 3.

In which subject do you often do experiments? 4.

Do you like to do experiments? Step 2: Presentation 1.

New words

Use pictures and real things to teach the new words. 2.

Read the dialogue and write down the materials that we need. 3.

Listen to the tape and put the sentences in the correct order. 4.

Read it again and answer questions in “Let’s do it! No.1”

Step 3: Practice 1.

Let the students say the steps and the teacher does the experiment. 2.

Ask the students to do the experiment in groups. 3.

Invite some groups to do the experiment in front of the class. Step 4: Production 1.

Make a conclusion of the experiment. 2.

Fill in the scientific method worksheet. 3.

Do an experiment report.

Step 5: Finish the exercises in PPT. Step 6: Summary Step 7:Homework

Do the experiment by using less water, more water, wet cardboard, or different kinds of sizes of jars.