As most other migratory birds, swallows also migrate for their survival. They lay eggs and make their homes in Korea in spring. But they cannot get enough food, because their prey do not move around in winter.
[547호]
It is June 7, 2014. People gather by the Thames River, Connecticut, to see The Harvard-Yale Regatta. It is an annual boat race between Harvard University and Yale University.
[546호]
A team of designers in Belgium created B-AND-BEE, a new system of sleeping outdoors. They stacked hexagonal
[545호]
T-shirts are mostly made of cotton. People normally use a lot of chemicals in the cotton fields. Some factories force children to make t-shirts in dangerous conditions. Are all t-shirts produced in this way?
During dinner today, mom said that our family should go on a trip. She thinks our family needs time together. She said that we were too busy with work and study. We should take care of each other now.
[544호]
The cheetah is the fastest land animal in the world. The cheetah can reach a maximum speed of about 110 km per hour. It runs as fast as passing cars on a highway. It can also accelerate from 0 to 110 km per hour
[543호]
My family and I are planning to visit Busan. We chose Busan because the city has many famous and interesting places to visit. We are going to the Jagalchi Market at 9 and eat a lot of seafood. Then, we are going to
[542호]
There is a theater on Lake Street. Many people see movies at the theater. I also often go to the theater. There is a hospital across from the theater. There is a bicycle shop next to the hospital. Mr. Kim runs the shop. He is really kind.
[541호]
Hi, I am Jin-su. My summer vacation will start soon. I plan to do volunteer work during the vacation. I think that volunteering is great. I can learn a sense of responsibility. What do you think about volunteer work? I want to hear your opinions!
[540호]
Have you heard of the famous anecdote about Newton and the apple? Well, one day, Sir Isaac Newton was sitting under an apple tree when an apple fell on his head. This led Newton to a brilliant
[539호]
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