Use BandLab to compose a short song with an ABA arrangement: create section A, a contrasting B, then repeat A to practice structure and editing.



Step-by-step guide to create a song with an 'ABA' arrangement on BandLab
Step 1
Open BandLab in your browser or app and sign in or create a free account with an adult.
Step 2
Tap Create or New Project to start a fresh song file.
Step 3
Choose a tempo and time signature so you know how fast your song will go.
Step 4
Add a new track and pick a lead instrument sound for Section A like piano or synth.
Step 5
Record or use the MIDI editor to make an 8-bar melody for Section A.
Step 6
Add a simple chord track under the melody to support Section A.
Step 7
Play back Section A and trim any mistakes so it sounds the way you want.
Step 8
Add another track and choose a different instrument or drum pattern for Section B.
Step 9
Compose an 8-bar B section that contrasts A by changing the melody rhythm or chords.
Step 10
Add a bassline or different chord voicings to B to make it feel distinct from A.
Step 11
Apply one effect like reverb or chorus to Section B to make it stand out.
Step 12
Arrange the timeline so it plays Section A then Section B then the same Section A again.
Step 13
Listen to the full A-B-A song and make one quick edit to fix volume balance or timing.
Step 14
Save and publish your song on BandLab so your project is stored.
Step 15
Share your finished A-B-A song on DIY.org
Final steps
You're almost there! Complete all the steps, bring your creation to life, post it, and conquer the challenge!


Help!?
What can we use instead of a MIDI keyboard or a computer if we can't find one?
If you don't have a MIDI keyboard or computer, use BandLab's built-in virtual keyboard on a phone or tablet or simply record the lead part with your device microphone for Section A.
My Section A melody and chords sound out of time after recording—how do we fix that?
Turn on the metronome before recording, then use the MIDI editor's quantize, trim mistakes, or nudge clips in the Arrange timeline so the 8-bar melody and chord track line up.
How can we adapt this A-B-A song activity for different ages?
For younger kids use BandLab loops and 4-bar A/B blocks to drag-and-drop instruments, while older kids can write full 8-bar MIDI melodies, add basslines and apply reverb or chorus as instructed for Section B.
How can we extend or personalize the finished A-B-A song before saving and sharing?
Personalize your A-B-A by recording a vocal or sound effect on a new track, adding automation or extra effects to the B section, or inserting a short bridge before you save, publish on BandLab, and share on DIY.org.
Watch videos on how to create a song with an 'ABA' arrangement on BandLab
Facts about digital music production for kids
🎧 BandLab is a free online digital audio workstation that lets you record, mix, and collaborate in the cloud.
🎹 BandLab's web and mobile apps let you layer many tracks so A and B sections can use totally different instruments and vibes.
💡 Many memorable songs use simple structures like ABA because clear sections make melodies easier to remember and sing.
🧠 Repeating section A after a contrasting B helps listeners recognize themes — our brains love both pattern and surprise.
🔁 The ABA form is also called ternary form — composers from Bach to modern songwriters use it to create a satisfying return.


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