Rhythm and Counting
Rhythm notation is created by altering the appearance of notes to indicate the relative duration that these notes occupy within a musical composition. ... Notes and rests can be attended by a small dot, appearing just to the right of the rhythmic element. This increases the duration of the note or rest by one half. Click on the links below to learn about notes and note values and how to count rhythm patterns.
https://www.music-mind.com/Music/mpage2.HTM
https://www.youtube.com/watch?v=LVOjKCztqTs