Set Up Position: Plank on the GlideBoard with hands on the wooden stopper. Shoulders over the wrists abdominals strongly engaged, shoulder girdle connected and thighs hugging together. Mountain: Lift hips up to the ceiling, feet slide forward. Return to starting position. Mountain 1- Leg Variation: From plank position, cross the right ankle over the left ankle. Lift hips up to the ceiling, feet slide forward. Return to starting position. Switch sides. Knees In: Bring both knees into the nose; extend the legs back to a plank position. Repeat. Knees In Variation: From plank position, cross the right ankle over the left ankle. Bring both knees into the nose; extend the legs back to a plank position. Switch sides. Mountain Climber: Bring right knee towards nose; switch legs. Mountain Climber Variation: Bring right knee towards nose while extending the left leg long behind. Switch legs.]]>