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Clown College did not charge a fee to students . When Clown College first started, classes were six days a week and lasted for thirteen weeks. Students wore baggy pants and giant shoes to class. The learned to juggle, walk on stilts, and ride unicycles. They learned how to balance, to fall, correctly, and how to clown around. They even learned how to put on makeup and costumes.
The main idea is this.
Learning to become a clown is demanding and takes physical skill.