Watch 100 Things to Do Before High School Episode 1 HD Full Free on SolarMovie. 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.