Teaching objectives? ：
1, through interviews, book search, online search and other ways, correctly understand snacks, eat snacks scientifically and reasonably, and eat healthy bodies.
2. Help students understand the importance of scientific diet through investigation, interview and field trip, and establish the awareness of scientific diet.
3. Learn to explore independently and cultivate students' ability to collect and process information, acquire new knowledge and communicate and cooperate.
4. Stimulate students' awareness of participation and innovation, and cultivate students' oral expression and communication skills.
5. Through practical research, we have a correct value orientation for snacks and feel the value of practice in the process of promoting the results of activities. ?
Teaching focus:
Help students understand the importance of scientific diet. ?
Teaching difficulties? ：
Learn to explore independently and cultivate students' ability to collect and process information, acquire new knowledge and communicate and cooperate?
Preparation before class: PPT? Physical projection.
Teaching time: 3 hours.
First, create a scene. ?
(1) Students, with the ringing of the bell, the school canteen is boiling. This is the scene captured by the teacher. Watch the courseware (the content of the courseware is to buy glasses in the canteen)?
What do you want to say most now after reading it? ?
(3) Seeing people rushing to buy food, our appetite has also come up. Introduce your favorite snacks quickly. Is there anything special when eating? ) leads to the topic: snacks and health?
(4) Good things will taste more delicious only if everyone shares them. Ask the group members to recommend their favorite snacks.
Second, find the problem? .
(1) Eat delicious snacks and enjoy some clips. Do you have any questions after reading these? Everyone has so many questions, so now please choose a group leader for each group and write down the questions. ? (2) reporting. ?
Third, ask questions? Sort out the problem? .
(1) Asking questions is a sign of reading. I know you still have many questions. Look at these questions. Some of them have the same meaning, such as what snacks are good for your health? Which snacks are good for our health?
[Teacher's Guidance Points:? Students can be guided to classify questions according to their contents.
(2) In the report of the group, the issues discussed are summarized as follows:
1. Types of snacks.
2. The harm of snacks.
3. Nutrition of snacks.
4. What should I pay attention to when eating snacks? .