Start with the first exercise and continue till you finish every single exercise without any rest periods in between. When you finished the first round, start again with the first exercise. This is a circuit training which includes multiple exercises which you have to perform for a specific number of sets.
30 X MOUNTAIN CLIMBER
30 X DIAMOND PUSH UP
30 X FROGGER
30 X GLUTE BRIDGE
30 X LEG RAISE
Repeat 5X