Effective – 28 Aug 2014
10.115. Official state exercise — jumping jacks. — The exercise commonly known and referred to as “jumping jacks”, which was invented by Missouri-born General John J. Pershing as a drill exercise for cadets when he was a tactical officer at West Point in the late 1800s, is selected for and shall be known as the official exercise of the state of Missouri.
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(L. 2014 H.B. 1603)