and knee to kick free leg back until thigh is parallel to floor or higher. Keep leg slightly flexed. Return and repeat. Continue with opposite side.
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backward and simultaneously raise body. Let hips travel forward until knees are flexed right-angled. Keep arms straight. Tense all muscles. Relax, return and repeat.
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off floor moving chin toward chest. Simultaneously lift legs into vertical position. Keep knees straight. Keep position for a moment. Return, relax all muscles. Repeat.
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