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Learn the basics of repeat structures by completing some while loop exercises
You've seen how to count forwards, how can you change it to count backwards
To iterate is to count up by a certain amount. You can iterate by 2's: 0,2,4,6,8... You can iterate by 1s: 0,1,2,3,4... etc
There are more ways to iterate than adding numbers...
Draw a series of concentric circles using a while loop
A Nested while loop is a while loop enclosed within another while loop
Reverse engineer this picture of a rainbow
Creating a function which automatically tiles images is very helpful for game design