After a snowfall, the air is fresh. However magical it looks, snow and ice must
When winter comes, many people put bags of road salt at home. Yet many do not know that when the salt melts (融化), the runoff ends up
It is time to use “smart salt”. Thd good news
Many countries are becoming more aware of the environmental dangers of de-icing materials now. Some cities are spreading less salt on the roads, while others are adding sugar,
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Asking questions is the easiest way to promote active learning. When you get information
What to say to a rude person
As Lord Winston took a train from London to Manchester, he found himself becoming steadily annoyed. A woman had picked up her phone and began a loud conversation,
Winston’s tale is something of a microcosm of our age (我们这个时代缩影)of increasing rudeness,
Studies have shown that rudeness spreads quickly. Just witnessing rudeness makes it far more likely
The rage and injustice we feel at the rude behavior of a stranger can drive us
Children spend so much of their time at school. They shouldn’t spend it
Physical activity can happen right in the classroom, along with studies. For example, students might
Meanwhile, don’t forget opportunities for physical activity
Physical activity at school is just as important to children’s physical health
We remember things that have strong connections in our mind, especially emotional connections. Childhood memories are often very emotional. This is because when we experience things
A person with a photographic memory could remember every detail of a picture, a book or an event many years later, but no one has proved that there are people
It is
Our memory reaches its full power at the age of 25.At that point, we can remember up to 200 pieces of information in
Poor diet and nutrition(营养) may be behind an average height gap of 20 cm between the tallest and shortest children in different countries. That's
The researchers reported that children's height and weight varied(变化)
By the 1980s, doctors, federal health experts, the food industry
As a result, said Vijaya Surampudi,
In reality, not all fats are bad.
If you see a product