Round Square is based on the thought of German educator and philosopher Kurt Hahn.
Madison Square Garden | Round-robin tournament | Times Square | Tiananmen Square protests of 1989 | Trafalgar Square | Square | Leicester Square | Tiananmen Square | Red Square | A Nightingale Sang in Berkeley Square (song) | A Nightingale Sang in Berkeley Square | Square Enix | Soho Square | Round Rock, Texas | Rittenhouse Square | Union Square | Harvard Square | Tompkins Square Park | Thompson Square | Root mean square | Washington Square Park | Syntagma Square | Square (company) | Russell Square | round-robin tournament | Round Here | Merrion Square | Long Way Round | Independence Square | Hanover Square, London |
Previously he had been a housemaster at Aiglon College, a Round Square affiliated school in Switzerland and became chairman of the board of governors upon retirement.
In 2004 the school became part of Round Square, an internationally recognized organization of schools which follows the IDEALS of Kurt Hahn, and Markhamian delegations have attended Round Square conferences both regionally and globally ever since.
The school was formally inducted into Round Square at St. Philip's College in Alice Springs, Australia, where the 2001 International Round Square Conference was hosted.
The other co-curricular activities include Chess, Bridge, debating and community service projects, in accordance with the Round Square IDEALS, such as paired reading and The SMILE Program which assists in teaching local children English.