3. Jump Plank
Take up the plank position with your legs, back, and neck forming a straight line, and your leg and stomach muscles strained. Pull your feet to your hands in a jump, then jump up, straightening your arms up as well. Return to the sitting prop position, and jump back to the initial one. Repeat 12 times.
4. Knee-Pull Plank
The initial position is a plank propped on your elbows. Pull your left knee to your left elbow, then return to the initial position. Repeat with your other leg. Repeat 12 times.
5. Jumps Forward and To See The Side
Jump up and to the side from the half-squat position, and then jump to the other side. Repeat 12 times.