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 N4 Level
Learn about the chirping of a cricket (Korogi) in 90 seconds Learn about the chirping of a cricket (Korogi) in 90 seconds
Learn Japanese vocabulary in 90 seconds - Theme: Trains! Learn Japanese vocabulary in 90 seconds - Theme: Trains!
Learn about Noh - traditional art of Japan - in 90 seconds! Learn about Noh - traditional art of Japan - in 90 seconds!
Learn Japanese vocabulary in 90 seconds - Theme: Date! Learn Japanese vocabulary in 90 seconds - Theme: Date!