What is the name of the brightest star in the Big Dipper?

The Big Dipper, the two stars on the spoon head extend upward. You can see a star, not very bright, but very famous. This is the North Star. Because Polaris is just near the earth's axis, it has been in the north, and it is a good helper to guide the way at night.

Polaris belongs to Ursa minor, and Xiao Xiong constellation, like Ursa major, is also a seven-star spoon with Polaris at the end of the spoon handle. It's just that all seven stars are very dark and difficult to identify.