Xiao Ming never studied but got a model student. Why?
A Dai fell from a hot air balloon and was not injured. Why?
Xiao Ming clearly knows the answer to the question. Why does he keep asking Xiao Hong?
Why don't hammers eggs break?
In winter, how can ice be turned into water immediately without heating?
What kind of firewood cannot be burned?
The teacher said that the earthworm can still be regenerated after being cut into two pieces. Xiao Dong did what the teacher said, but the earthworm died. Why?
Who are Aladdin's brothers in "Aladdin's Lamp?
Why do pangolins dig every day?
Why do bears sleep so long when they hibernate?
Three people, standing upright in a row. There are five hats, three blue and two red, each with one. Each is not allowed to look at its own color. Then he asked the first person what color hat he wore. He said he didn't know. Then he asked the second person what color hat he wore. He also said he didn't know. He asked the third person what color hat he wore. He said I know. What color hat is the third person wearing? (The first person stands at the end of the row, he can see the color of the first two people's hats)