The arts improve your critical thinking by up to 18%.
Just looking at art improves your ability to think critically. Students from high-poverty schools, according to one study, experience an 18% effect-size improvement in critical thinking about art after a 1 hour tour of a museum.
Greene, J. (2014). The Educational Value of Field Trips. Education Next. Retrieved 30 March 2018 from http://educationnext.org/the-educational-value-of-field-trips.