Short answer: Chunking means dividing a song into small, manageable sections. Learning one section at a time helps your brain absorb, remember and perform the music much more efficiently.
One of the most common practice mistakes is starting at bar one, playing until something goes wrong, and then immediately beginning again from the start. This overloads your working memory, which can only process a limited amount of new information at once.
Break the Music into Small Sections
Chunking solves this problem by dividing the music into logical building blocks. A chunk might be a short chord progression, a verse, a chorus or simply four bars.
Instead of trying to learn the entire song at once, focus on just one chunk. Practise that section slowly and carefully until it feels comfortable and reliable. Only then should you move on to the next one.
Connect the Chunks
Once you’ve learned several chunks individually, the next step is to join them together.
A particularly effective method is to learn the song backwards. Start by mastering the final section. Then learn the section before it and practise the transition into the ending.
This approach means you’re always playing towards something you already know well, which builds confidence and helps the entire song come together more smoothly.