90 seconds to learn the rule of thirds to take photos

Let's learn the rule of thirds which enables you to take a beautiful photo with your smartphone. You can understand how to use camera grid in 90 seconds.
Japanese Learning Course for JLPT N2 Level
Learn what the 12-hue color wheel is in 90 seconds Learn what the 12-hue color wheel is in 90 seconds
Learn Japanese tea ceremony etiquette for guests in 90 seconds Learn Japanese tea ceremony etiquette for guests in 90 seconds
90 seconds to learn how to play the 8th note rock beat 90 seconds to learn how to play the 8th note rock beat
90 seconds to learn how to play a basic drum fill 90 seconds to learn how to play a basic drum fill