Period Teaching PlanWeek _day Feb. 2005Teaching planner李晓浏Teaching executorTeaching materialChapter 5 Movement of Sea WaterTeaching aimsTo know the structure and function of seeds.Key points1. the structure of seeds. 2. the function of seeds.Difficulties pointsNew words; basic knowledge about the structure and function of seeds.Teaching aidsPictures, OHC, computerTeaching approachDirect method, experiments.Teaching ProceduresPersonal ViewStep 1 RevisionAsk the questions:1. How many parts does a plant have usually?2. What are they?Step 2 Presentation1. Pre-task: Put a seed in wet soil. Will it grow into a new plant?Ask students to tell the answer by their experiences.2. Show some pictures about a broad bean which has been put in water for two days, teaching the new words: broad bean, seed coat, young root, young stem, young root, seed leaf.Ask: How many parts does a seed have?(It has a seed coat and a baby plant. A baby plant has a young root, a young stem and seed leaf.) What is the function of seed coat?(It protects the seed.) What does the young stem grow into? What does the young root grow into? What will the seed leaves become?Let the kids discuss in groups and then give the complete answers. Teaching ProceduresPersonal View3. Show a picture of the corn and one of the broad bean, asking:How are they different?(The seed of corn has only one seed leaf while that of broad bean has two.)Step 3 Experiments1. Put two broad beans, A and B, in water for two days. Cut off the young root and young stem from Bean B. Then put the two beans in a glass with some wet cotton wool. Watch how they grow after a few days. Think about the question:Which broad bean grows into a new plant after a few days? (Broad bean A.)2. Put three grains of corn into water for one day. Place them in a dish with wet cotton. Watch how they grow after a few days.Step 4 MainpointsAsk the students to read the sentences in this part.Let them guess the meaning of these words in it.Explain any questions that the kids may ask.Step 5 ConsolidationFinish the Activity part. (Discuss in groups.)Show different seeds of soya bean and peanut.Ask: Do you know their names?Sum upRead the Mainpoints together.Homework 1. Finish Workbook.2. Read and copy Mainpoints.Notes