It’s a pentatonic scale with one added the note – the ‘blue’ note. Play it along to the recorded track.
Musicality
Blues is about feel
Learning the blues early is a good way to start, if you want to play American music. Rock and roll and jazz both come from the blues. Countless other styles are heavily influenced by it as well. With blues, it is how you say it. It is about feel. All music is about feel but blues is really all about feel.
When you play blues, just make sure you put your heart into it. Send out what you are feeling from your heart, out through the guitar and into the air.
Good, simple blues solo
Solos need only a few notes to convey an emotional intensity. Solos only need a few notes to create clear, simple melodies. Until someone has been playing awhile, it is better to keep to a simple, melodic solo that uses dynamics, rhythm, note bends, and other elements.
Exercises
With a metronome
Play each note of the blues scale twice. Go up and down the scale.
Play each note of the blues scale twice but skip notes.
Play with the track
Make up a melody along with the recorded track.
This time pick 3 or 4 notes and try to make a solo with that. Then try to bend a few notes. With the blues a strong sense of time when you solo is important. Try to convey some musical ideas through your solo.