Codebreaker Five (Student)


Revise for your grade 5 theory exam the 21st century way!

  • Online quizzing for an online exam
  • Unlock the codes to move up the levels
  • Topics from ‘pitch’ to ‘chords’ and more
  • Updated for the new ABRSM online exams
  • Play on computer, smartphone or tablet
  • Music Teacher Guide

Find out more below and please note that each purchase of this music pack is for ONE single student user. Teachers can add multiple students here. 


What is Codebreaker?

  • Codebreaker 5 is full of online quizzes to help you prepare for your ABRSM grade 5 theory exam
  • Organised by topic in a logical order, every quiz is locked with a musical code
  • Unlock all the codes (made up of grade 5 terms to learn!) to move up the levels and complete the challenge.

A 21st century approach to music theory

  • Everything in Codebreaker is playable on a computer, smartphone or tablet
  • Many of the quiz question types are similar to those found in the new format ABRSM exams from 2020.
  • Drag notes on to the stave to make intervals, click to add bar-lines in time signature questions and much more.
  • The progress bar easily lets you see how much of Codebreaker you have completed
  • Instant correct or incorrect feedback after each question and if you get a question wrong, Codebreaker often helps you improve for next time by revealing the answer instantly

What is included?

Codebreaker follows the ABRSM grade 5 music theory syllabus from 2020.

  • Level 1 Pitch and Clefs: Naming notes which play in the tenor clef, instruments which play in all four clefs (treble, bass, tenor and alto); using middle C as a guide note, notes at the same pitch, and enharmonic equivalents
  • Level 2 Keys: Work out the keys from the key signatures; positions of sharps and flats in all four clefs (treble, bass, alto and tenor), and working out the key of the music
  • Level 3 Scales: Major, harmonic minor, melodic minor scales and chromatic scales
  • Level 4 Rhythm: Groups of notes including triplets and duplets etc.; dotted and double dotted notes; time signatures; groupings of notes and rests in simple, compound and irregular time signatures
  • Level 5 Intervals: Intervals including compound intervals
  • Level 6 Pitch and Transposing: transposing music up or down a major 2nd, minor 3rd and perfect 5th
  • Level 7 Chords: Identifying chords I, II, IV and V in root position, first inversion and second inversion; choosing chords to form cadences
  • Level 8 Musical Terms: A selection of quizzes and puzzles on Italian, German and French musical terms. Every quiz in all levels of Codebreaker 5 also has a musical code to unlock which is a musical term.
  • Level 9 Signs and Instruments: Questions about instruments and voices; musical signs; ornaments; ‘Music in Context’ including questions on extracts of music

Play the quizzes as many times as you like during the time you are subscribed (making it ideal for revision). Access to this online music pack is for 12 months with three chances to unlock each musical code and this pack has been created by music teacher Susan Leigh. Read some lovely comments about Susan’s music resources and her teaching here or find out about studying for this exam with Susan here.

Crack the musical codes and learn your theory terms

  • If you pass a quiz, Codebreaker 5 will give you the chance to unlock a musical code but fail and you will need to start it again!
  • The clue to the code is a musical term definition (e.g. ‘at a moderate walking pace’) plus three possible answers (e.g. ‘lento’, ‘allegro’, ‘andante’). A great way to help you learn your grade 5 terms!
  • Unlock all the codes to complete a level.

Great for busy music teachers …

  • With the free Teacher Dashboard, teachers can add their own students to Codebreaker 5 and instantly see if a student has understood a topic. Please sign up for a free teacher account to set this up.
  • Students can only unlock the codes if they achieve a certain score in a quiz
  • You can view which quizzes your student has taken in the activity stream in the dashboard.



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