12 bars of 4/4 at a walking 100 BPM, 0:29 of playing, on crash, snare and hi-hat foot.
The beat the song is built on is one bar, played through bars 1-12 -- 100% of every bar the kit plays. Learn that one and the song is very nearly finished.
12 bars: 12 keep time. The longest unbroken stretch of time is bars 1-12.
100 BPM, in 4/4, with the time kept in sixteenth notes. The room plays it at any tempo from a quarter of that up to the written one, against the record where the record can follow.
42 out of 100 -- a fair first song -- with how much of it falls off the beat the part that decides it. The beat itself is 33 out of 100; the rest of the number is everything around it.
12 bars, about 0:29 at the written tempo. The course breaks it into 3 exercises over 2 sittings, about 16 minutes each.
crash, snare and hi-hat foot. Three pieces and no more -- this one is playable on almost anything with a kick, a snare and something to keep time on.