HHH High School East 50 Vanderbilt Pkwy, Dix Hills, NY11746 Half Hollow Hills High School East is a public school and education program. It offers an academically enriching and…More welcoming environment for students and offers programs for children in grades 9 through 12. Some lessons and activities include work in math, science, reading, history, English, language, social studies, physical education and more. It has many extra clubs, including art, music, theater, gymnastics, soccer, field hockey, swimming, tennis, basketball, fencing, wrestling, badminton and more. Check the main website for details on programs or special events or for information on enrollment.