Boat pose (navasana), a seated pose where you raise your legs and arms, and balance on your sit bones, tends to divide ...

You and your partner ... places their feet on their lower back and the other in a downward dog position. This pose helps your muscles and builds stability and endurance. This yoga pose helps ...

Also as you're rolling one foot, you're actually strengthening and working on balance on the other side. So it's a twofer. Once you're through with the ball, stand in Mountain Pose. And really ...