Welcome to Level 4 - What's in this course?
2. Reviewing Functions, Local Variables, Return Statements, And Input Parameters
3. And One More Bit of Function Review
4. Instance Variables
5. More On Instance Variables • Fred and Mary Revisited
6. Many Angry Turtles Create Abstract Art (!)
7. Creating The Basic Animation From A Previous Level
8. Creating Turtles When You Press Space
9. Giving Each Turtle Its Own Speed
10. Finishing Touches
11. Exercises
Continue with Level 4
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