How to let enlightened students know the lesson plans and courseware in the bathroom?

1, know the harm of multi-purpose chemical detergent and the benefits of using magic "cleaner".

2, can understand the role of milk, vinegar, tea and other food "cleaner", and can be used correctly.

3. Experience the fun of environmental protection and cultivate the habit of protecting the ecological environment through exploration activities such as "Little Reporter".

Activity preparation:

1. Related courseware and interview cards.

2. Food, such as milk, vinegar and tea; Various items to be cleaned: balls, dirty cloth, bowls, teacups, etc.

Activity flow:

First, recall the washing products in life, and understand the harm of using detergent more through courseware. Teacher: This morning, my coat was dirty by accident, and I couldn't wash it with clean water many times. I am in a hurry. Do you have any good ideas? Do you know any other washing products?

1. Children explain and recall various detergents.

2. Through the courseware, understand the damage of multi-purpose detergent to the environment.

Summary: Water containing a large amount of detergent is gathered together in the river, which pollutes the river and destroys the environment, and there are fewer and fewer green plants.

Second, understand the special skills of various "cleaners" and explore the appropriate use methods. 1. Explain how to "reduce the harm of chemical detergents". 2. Show all kinds of "cleaning agents" and get to know them again.

3. Use various forms and explore how to use them: What are the special skills of these things? You can look it up on the computer to learn about their magical skills; You can also be a small reporter to interview visiting teachers and see how they clean with these things; You can also try it on our mainframe!

4. Learn more about the cleaning function of food through courseware. Summary: It turns out that these used foods have magical cleaning skills! More importantly, using them to clean things will not pollute the environment.

Third, experience the fun of environmental protection actions and cultivate the habit of protecting the ecological environment.

1. Select the corresponding project and experience the operation. 2. Illustrate the operation results with pictures. 3. Explore more magical "cleaners" and cultivate residents who protect the ecological environment. There are many wonderful things in our life, which can easily remove stains that are difficult to wash without polluting the environment. Please try it with your parents when you get home, so as to protect our ecological environment.