2020-09-13
the spiral is a very beautiful shape in our natural world.
draw a spiral in Scratch is not so difficult.
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the first one is a simplified version.
one spiral
the core statements are in the loop, and the most important statements are:
image.png
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the second one is work from other people who shared it.
This project uses the pen to draw spirals. Click your mouse to draw a spiral.
image.png
these statements are to clear the screen.
image.png
draw a spiral function will be called in the loop.
image.png
you will find that this function is just like the first case.
image.png
ok, let's test the cases:
https://scratch.mit.edu/projects/399996288
https://scratch.mit.edu/projects/424965239
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