Antipathes japonica looks like a pine tree, but it is actually a type of coral. It lives in the deep, clear
[297호]
Flatfish lay on the ocean floor - both of their eyes are on the same side of their heads. But,
[296호]
Spring is just around the corner. An uninvited guest is also coming. It is fine dust. It is harmful,
[295호]
Kids like to ride bicycles very much. But bicycles can be changed into other useful things, too.
[294호]
Snow is exciting! It looks pretty, like feather or cotton falling from the sky.
[293호]
Usually, fire trucks are red, and surgeons’ gowns are green. This is not an accident. Fire trucks are red to grab your attention and to alert you. Surgeons wear green to make their eyes
[292호]
Serotonin is a chemical in our bodies. You may feel cold or down without enough serotonin. People may eat to feel warmer or better. However, please watch what you eat. Junk food may taste
[291호]
Cho Kyung-cheol* Observatory opened on Mt. Gwangdeok in Hwacheon, Gangwon Province, in 2014. It is the highest observatory in Korea. Many amateur observers climbed the mountain to
[290호]
Colds are common sicknesses in winter. The following tips may help you avoid cold: Stay clean.
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