When you open a Ancient Chinese fan which looks like a sector, do you ever think of getting many of them and putting the fans together? This example does this for you, and surprising they are arranged in the shape of a beautiful flower!
Attractive Point: Use random colors for the fans. You can run the example for many times, and every time you will see a totally different flower blooming only for you!
The turtle walks in a strange trail. You may not realize what it is drawing at first. However, after the drawing is finished, you will find out that it seems like many pilgrims looking at the same place. Isn't that amazing?
Note: This example is a bit abstract. You may disagree whether if looks like pilgrims. But one thing is sure that the program itself is amazing.
Have you ever experienced a slalom? It is a race asking you to ski past several poles placed on the snow. No? It doesn't matter, as you can have a look at it in this example. You can see colorful trails in the snow, from right to the left, gently passed the poles. You can even imagine that you are the one who is in the ski field, trying to get the first prize!