This service organizations works at the Hammond Soup Kitchen and Tradewinds rehabilitation center. C-Club members assist at many athletic functions. Cheerleaders Support Clark athletic teams and promote school spirit. Cheerleaders are selected in the spring. Science Olympiad, Robotic Team, Academic Teams Academic competitions are conducted throughout the school year.
Interested students travel to compete in local, regional, state, and national contests.
Ushers' Club Members of the Ushers' Club sell tickets, distribute programs and greet visitors at auditorium events. Bible Club Meets after school to discuss the readings of the Bible. Bible Club also has guest speakers in their meetings. Band Instrumental music students represent Clark at a variety of school and community events. These students also participate in music contests in the spring.