MusicYears 1–3Theory

Key signatures: C, G, F major

Identify and write key signatures for C, G, and F major; understand sharps and flats

What you'll learn

  1. 1

    Imagine you have a magic piano 🎹. Some keys have a special sign that tells you which notes to play!

  2. 2

    What does a key signature tell you?

  3. 3

    Tap the note C on this piano keyboard 🎵

  4. 4

    Let's learn C major — it's the easiest! No sharps or flats, just the white notes.

  5. 5

    How many sharps does C major have?

  6. 6

    Now tap the note G on the piano 🎹. G major has one sharp — F sharp!

  7. 7

    G major has one sharp — F sharp. Let's see the pattern.

  8. 8

    Which key has one sharp (F sharp)?

Practise Key signatures: C, G, F major with Whizlo

Free AI-tutored lessons, unlimited practice questions, and progress tracking for ages 5–8. Aligned to the UK National Curriculum.