根据呼号写出国内航空公司（部分）Airlines in China According to Call Signs

In 12 minutes, try to name all the teams that compete in the MLB, NBA, NFL, and NHL. Can you name them all?

Drag the flag onto the correct state. Careful, though! One wrong move and the game ends.

We give you the name of a Simpsons character, you click them on the picture.

Drag the pin onto the correct country. Careful, though! Three wrong moves and the game ends.