The term dynamics refers to how loudly or softly the music is played. Without changes in dynamics, music can sound dry or even robotic. This lesson is designed to show how greatly dynamics effect the feel of a drum beat.
Because triplets are phrased in threes (as the name "triplet" implies), playing them in groups of two creates a syncopated feel. In the examples below, the toms change every two strokes (i.e. groups of two) within the triplets.