A scale is a pattern of musical notes. Composers use scales to understand how different notes relate to each other. This helps them write music! 

Learn about scales and how they inspired Impressionist composers in this video:

Different cultures have their own scales. You can try learning some scales from around the world by following the videos below:

• Learn Indian ragas here! 
• Listen to Japanese pentatonic scales here.
• Sing along to a minor blues scale here.