Bob Luciano

When you write a function, like (foo x), students don’t realize you can put a variable with a name OTHER than x in there, or an actual number.

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When tracing through code in Java, use different colors for code that is executed in a main method versus in a class method.

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Introduce “base-case” and “smaller-caller” as a helpful way for students to remember the different parts of recursion.

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Before moving onto arrays, make sure students feel really confident about loops.

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Encourage students by reminding them that they can become great at computer science through hard work, even if they’ve gotten a 1 or a score lower than they’re comfortable with on the AP test, or if they are not currently a star student.

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Have students work in small groups to solve logic puzzles so they develop algorithmic thinking and good problem-solving habits.

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