Watch 100 Things to Do Before High School Season HD Full Free on solarmovie.do. Watch 100 Things to Do Before High School tv series online free. Three best friends navigate the highs and lows of middle school, with help from a series of adventur...Three best friends navigate the highs and lows of middle school, with help from a series of adventures that help them overcome cliques, terrifying bullies, and clueless teachers.