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A survey of middle school students' eating habits: the design scheme of research-based learning
Students choose topics and report them. Clarify the background and research purpose of the topic and set up a research group.

A preliminary understanding of the knowledge of "nutrition and health" In order to have a more comprehensive understanding of the research content,

Field investigation to obtain relevant data.

Search information, organize information. Write a paper according to the materials you have mastered.

Summarize the report and show the results. Summarize experience, find out the gap, and improve their innovative spirit and practical ability.

Breakfast: 220 ml of soybean milk and 2 steamed stuffed buns with vegetable meat (noodles 100g, 20g of meat and 50g of vegetables).

Extra meal: 50 grams of cake (25 grams of flour and 25 grams of eggs).

Lunch: rice 150g, fried pork liver with water bamboo (water bamboo 100g, pork liver 50g), tomato and egg drop soup (tomato 50g, egg 50g).

Meal: mung bean porridge (50 grams of rice, 25 grams of mung beans, sugar 10 grams), 200 grams of watermelon.

Dinner: shredded pork noodles with mung bean sprouts 150g, meat 100g, mung bean sprouts 150g, oranges 1 piece (25g).