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Variables, expressions, template strings

Store values with const and let, combine expressions, and print readable template strings.

35 min5 exercisescontent 2026.08.javascript-foundations.v1

Demonstration state · Demo curriculum state: available. Presentation states are seeded demonstration data and are not authoritative learner progress.

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What variables and expressions changes

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Get your bearings before the details.

What variables and expressions changes

This lesson uses variables and expressions to make a small console program clearer. Read each line, predict its output, then make one deliberate change.

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What variables and expressions changes

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