1, midsummer festival children's song: summer heat is impenetrable, and summer heat comes after autumn. Summer heat is not hot, and grains are not bulging. In midsummer, the fields are resting; It's cool in summer and the pond is full of water. Slight summer heat is not hot, slight cold is not cold. There is no heat in summer, and the grain is abundant. It's cloudy in summer, arachis duranensis. In hot and rainy weather, there will be a frost every one hundred days. This is a big summer day and a small summer, drowning mice. The autumn wind is beautiful in summer, and the summer heat is crazy after autumn. Eat millet in summer and grain in summer. I am afraid of the east wind in summer and Xia Hong in summer. It's a little hot in summer, so I don't want to cook some rice at home. 2. Great summer heat, one of the 24 solar terms, is the last solar term in summer. Every year from July 22nd to 23rd in Gregorian calendar, the solar sun arrives at120th, which is a solar term in summer. Like summer heat, summer heat is also a festival reflecting the degree of summer heat, which means the weather is extremely hot. 3. The ancients in China divided the great summer heat into three periods: "Rotten grass is firefly; Second, wait for the soil to moisten and cool off the heat; It will be fine when it rains. " The summer solar term is just around the Mid-Autumn Festival in the dog days, which is the hottest period of the year, with the highest temperature and the fastest growth of crops. At the same time, meteorological disasters such as drought, waterlogging and wind disaster are also the most frequent in many areas. It is very important to harvest and seed, fight drought and drainage, prevent typhoons and manage fields. 4. In summer, there are customs such as drying ginger, drinking tea, burning incense and sending a "summer boat". At this time, the weather is hot and humid, which easily leads to excessive moisture in the body. Health care should not only know how to prevent heatstroke and cool down, but also pay attention to eliminating dampness.