How to write simple harmonic sequences over a bass line that is derived from the pattern of the circle of 5ths. By alternating intervals of the 4th and the 5th in the bass a descending bass line is created above which a systematic...

Learn the quickest and most efficient methods of modulating from one key to the next on the circle of 5ths. The first part of the video is devoted to movement from key to key moving left around the circle of 5ths, then the second part...

Find out how to draw the Circle of Fifths and why it's so incredibly useful! Learn how to use the circle of fifths to work out all the major keys, all the minor keys and all their key signatures. Useful for understanding keys and key...

In this music theory lesson we look at the circle of fifths. It can seem complicated at first, but the circle of fifths can be a really useful tool when learning music theory. It organizes key signatures, and it can tell you what kinds...

How to use the circle of fifths to modulate and change keys. If we are writing or improvising a piece of music and we want to modulate to other keys, how do we decide which keys to move to? The Circle of 5ths not only explains the whole...

How well do you know the circle of fifths? Test your knowledge with this short quiz. The Circle of Fifths tells you everything you need to know about major keys, minor keys, and key signatures. This music theory lesson presents a...

Can you answer all the questions in this Circle of Fifths quiz? The Circle of Fifths tells you everything you need to know about major keys, minor keys, and key signatures. This music theory lesson presents a light-hearted quiz that is...

Test your knowledge of The Circle of Fifths! Can you answer these questions? The Circle of Fifths tells you everything you need to know about major keys, minor keys, and key signatures. This music theory lesson presents a light-hearted...

Now that we've built the circle, how do we use it? What all can we do with the Circle of Fifths?

Yes, the notes E#, B#, Cb and Fb really do exist and it's important to know why. In this music theory lesson we explain the often confusing topic of enharmonic equivalents and why in music we sometimes have to call a note E# instead of...

As far back as the 7th Century BC, Chinese music theorists and mathematicians realized that the Octave wasn't quite even. So, for the next 2100 years they tried various things before eventually coming to a conclusion in 1584. Today, we...

Can you name the key this piece of music is in? This music theory lesson explains how to look at a short extract of music and figure out the key without hearing it. This types of exercises are often met in theory exams, where you are...

Today we look at one of music's most useful resources - the circle of fifths, and how we can build it.

Just by looking at a melody can you work out which key it is in? How can you tell just by looking at the notes which key a melody is in, especially when there is no key signature? Even if you can work it out how do you know if it’s in a...

Learn how to work out the key of a piece of sheet music. In this music theory lesson we take a look at four extracts of music and practice working out their keys. You'll learn how to make sure you get the correct key by looking at the...