Unit 0: How Programs Run
A program follows instructions in a specific order. You will learn how a run starts, how to follow each step, and how to find the first step that went wrong.
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Lesson Roadmap
0.1 · The Workspace and Run ControlsLesson 0.1: The Workspace and Run ControlsOpen0.2 · Commands Run in OrderLesson 0.2: Commands Run in OrderOpen0.3 · Start Blocks and EventsLesson 0.3: Start Blocks and EventsOpen0.4 · Step Through and Debug a ProgramLesson 0.4: Step Through and Debug a ProgramOpen0.5 · Coding Challenge: Route RunnerLesson 0.5: Coding Challenge: Route RunnerOpen
What This Unit Covers
Connect blocks into an ordered program and use Run, Step, Reset, and Stop.
Explain how a start event begins a program and how execution moves between commands.
Trace a short program and repair a command that is missing or out of order.
Review the sequence and goals here, then resume at your first incomplete lesson.
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Complete the comprehensive coding challenge to prove every unit objective and jump directly to Unit 1: Values and Variables.
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