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a jumping jack occurs in the frontal plane direction (facing forward). Starting out with feet together and arms to your sides.

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Major Muscles Involved in a Jumping Jack

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Major Muscles Involved in a Jumping Jack

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The main muscles used in a jumping jack are, hip flexors, glutes, and quadriceps.

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Phalanges, tarsals, metatarsals, fibula and Tibia.

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When you do a jumping jack, both your shoulder and hip joints are in motion.

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In order to do a jumping jack, the first thing you need to do is stand up straight with feet together. Next jump up and pull feet apart horizontally. At the same time, raise your arms from your legs up towards your head. Lastly, jump bak to starting position.
Example: https://youtu.be/c4DAnQ6DtF8