The ETHS School Day Open House is open to parents/guardians/adult relatives (25 years and older) of current ETHS students in grades 9-12 only. Student or family acquaintances, and children who are not registered as current ETHS students in grades 9-12, such as younger siblings, may not attend the School Day Open House as this is a regular school day. The ETHS Evening Open House is open to parents/guardians/adult relatives (25 years and older) of current ETHS students in grades 9-12. Younger siblings may attend the ETHS Evening Open House if accompanied by an adult. Parents/guardians of students enrolled in advanced middle school math courses at ETHS are invited to attend their child’s math class during the Evening Open House to meet their teacher. Please note that teachers cannot provide personal conferences during the School Day Open House or at the Evening Open House. Adult guests must follow their student's current class schedule. Drop-in visits to classes where your student is not currently enrolled, and/or drop-in visits to other classes or teacher classrooms during unscheduled periods on your student's schedule are not permitted. Additionally, school rules apply to all visitors of Evanston Township High School, including rules about cell phones and electronic devices as outlined in The Pilot handbook.