Update 10.brainstorming-innovative-courses/balance/.gitkeep,...

Update 10.brainstorming-innovative-courses/balance/.gitkeep, 10.brainstorming-innovative-courses/balance/topic.en.md, 10.brainstorming-innovative-courses/balance/topic.es.md, 10.brainstorming-innovative-courses/balance/topic.fr.md, 10.brainstorming-innovative-courses/correlation-law/.gitkeep, 10.brainstorming-innovative-courses/correlation-law/topic.en.md, 10.brainstorming-innovative-courses/correlation-law/topic.es.md, 10.brainstorming-innovative-courses/correlation-law/topic.fr.md, 10.brainstorming-innovative-courses/cyclic-transitory/.gitkeep, 10.brainstorming-innovative-courses/cyclic-transitory/topic.en.md, 10.brainstorming-innovative-courses/cyclic-transitory/topic.es.md, 10.brainstorming-innovative-courses/cyclic-transitory/topic.fr.md, 10.brainstorming-innovative-courses/discret-continuum/.gitkeep, 10.brainstorming-innovative-courses/discret-continuum/topic.en.md, 10.brainstorming-innovative-courses/discret-continuum/topic.es.md, 10.brainstorming-innovative-courses/discret-continuum/topic.fr.md, 10.brainstorming-innovative-courses/equation-equality-identity/.gitkeep, 10.brainstorming-innovative-courses/equation-equality-identity/topic.en.md, 10.brainstorming-innovative-courses/equation-equality-identity/topic.es.md, 10.brainstorming-innovative-courses/equation-equality-identity/topic.fr.md, 10.brainstorming-innovative-courses/measure-uncertainties/.gitkeep, 10.brainstorming-innovative-courses/movement/.gitkeep, 10.brainstorming-innovative-courses/sets-systems/.gitkeep, 10.brainstorming-innovative-courses/vibrations-waves/.gitkeep, 10.brainstorming-innovative-courses/textbook.en.md, 10.brainstorming-innovative-courses/textbook.es.md, 10.brainstorming-innovative-courses/textbook.fr.md files
Deleted brainstorming-innovative-courses/balance/.gitkeep, brainstorming-innovative-courses/balance/topic.en.md, brainstorming-innovative-courses/balance/topic.es.md, brainstorming-innovative-courses/balance/topic.fr.md, brainstorming-innovative-courses/correlation-law/.gitkeep, brainstorming-innovative-courses/correlation-law/topic.en.md, brainstorming-innovative-courses/correlation-law/topic.es.md, brainstorming-innovative-courses/correlation-law/topic.fr.md, brainstorming-innovative-courses/cyclic-transitory/.gitkeep, brainstorming-innovative-courses/cyclic-transitory/topic.en.md, brainstorming-innovative-courses/cyclic-transitory/topic.es.md, brainstorming-innovative-courses/cyclic-transitory/topic.fr.md, brainstorming-innovative-courses/discret-continuum/.gitkeep, brainstorming-innovative-courses/discret-continuum/topic.en.md, brainstorming-innovative-courses/discret-continuum/topic.es.md, brainstorming-innovative-courses/discret-continuum/topic.fr.md, brainstorming-innovative-courses/equation-equality-identity/.gitkeep, brainstorming-innovative-courses/equation-equality-identity/topic.en.md, brainstorming-innovative-courses/equation-equality-identity/topic.es.md, brainstorming-innovative-courses/equation-equality-identity/topic.fr.md, brainstorming-innovative-courses/measure-uncertainties/.gitkeep, brainstorming-innovative-courses/movement/.gitkeep, brainstorming-innovative-courses/sets-systems/.gitkeep, brainstorming-innovative-courses/vibrations-waves/.gitkeep, brainstorming-innovative-courses/textbook.en.md, brainstorming-innovative-courses/textbook.es.md, brainstorming-innovative-courses/textbook.fr.md files