Horace Mann School
 Horace Mann School (also known as Horace Mann or HM) is an independent college preparatory school in New York City founded in 1887. Horace Mann is a member of the Ivy Preparatory School League educating students from all across the New York tri-state area from nursery school to the twelfth grade. The Upper Middle and Lower Divisions are located in Riverdale a neighborhood of the Bronx while the Nursery School is located in Manhattan.