Do each move for 30 seconds x 3 rounds

Walking high knee
Sideways walking
Arm raises side
Arm raises front
One leg bounce with a high knee lift
Switch legs
Alternating legs
Leg lift side
Leg lift front with a cross toe tap
Swim across the pool x 2
Tread water for 30 seconds
Calf raises
Neck stretches looking side to side
Rest 1 minute