Learn what the 12-hue color wheel is in 90 seconds

A color wheel is a ringed arrangement of the spectrum of colors. Let's learn it in 90 seconds!
Japanese Learning Course for JLPT N2 Level
Learn components of a basic drum kit in 90 seconds Learn components of a basic drum kit in 90 seconds
Understand the differences between HTTP and HTTPS in 90 seconds Understand the differences between HTTP and HTTPS in 90 seconds
Learn to make an Origami Kuwagata in 90 seconds Learn to make an Origami Kuwagata in 90 seconds
Learn common Kansai-ben words in 90 seconds! Learn common Kansai-ben words in 90 seconds!