Every Minute On the Minute (EMOM) do 5 burpees as fast as possible, then finish the minute with as many reps as possible of 1 exercise.
Minute 1: Pushups
Minute 2: Situps
Minute 3: Squats
Minute 4: Rest. (still do your burpees!)
Repeat 5 rounds for advanced, 4 for intermediate.