Review Videos: 2nds and 3rds, Double Accidentals, and Harmonic Minor Scales

Here's a passel of review videos.  Have fun with the homework.

Double Flats and Double Sharps

Major, Minor, Diminished, and Augmented Seconds

Remember:

• d (diminished) 2nd: 0 half steps (enharmonic equivalent)
• m (minor) 2nd: 1 half step
• M (Major) 2nd: 2 half steps
• A (Augmented) 2nd: 3 half steps 

Thirds: M, m, d, and A

How many half steps?

• d3: 2 half steps (same as a major second)
• m3: 3 half steps (1.5 steps)
• M3: 4 half steps (2 steps)
• A3: 5 half steps (2.5 step)

Questions?

I hope so!  Post them in the comments below.