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Fluency · Advanced

Functions & the Web

Functions with parameters, then the markup, styles, queries and commands that real projects are full of.

2 units · 6 lessons · ~8 min

Unlock with: Curly Braces

Short and often beats long and rare: one or two lessons a day is plenty.

Unit 1

Functions

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  1. Lesson 1: Defining Functions

    Mission: build reusable helpers. Read the parameters first, then follow the returned value.

    Apply · ~2 min · earlier practice recommended; you can continue anyway

  2. Lesson 2: Parameters and Defaults

    Mission: calculate powers and totals. Practise default parameters and the three dots in a rest parameter.

    Apply · ~1 min · earlier practice recommended; you can continue anyway

  3. Lesson 3: Small Programs

    Checkpoint: filter and double a list. Predict the final numbers while typing steadily at 95% keystroke accuracy.

    Apply · ~2 min · earlier practice recommended; you can continue anyway

Unit 2

Web and Data

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  1. Lesson 1: HTML

    Mission: create a small homepage. Match each closing tag with its opening tag and quote attribute values.

    Apply · ~1 min · earlier practice recommended; you can continue anyway

  2. Lesson 2: CSS

    Mission: style a readable card. Distinguish property colons from declaration semicolons.

    Apply · ~1 min · earlier practice recommended; you can continue anyway

  3. Lesson 3: SQL and the Shell

    Checkpoint: practise database queries, then shell commands. Treat the two languages as separate examples and prioritize accuracy.

    Apply · ~2 min · earlier practice recommended; you can continue anyway