Hurworth House School was created in 1946.
If the school function was authorized by the school and/or school district, then their insurance will be in force. The teachers home hazard insurance could also come into play. Leave all that detail to the insurance carriers - that's what they are paid the big bucks for doing.
It is subjective to determine the strictest school in the world as different schools have varying rules and regulations. However, some schools known for being strict include military academies like The Citadel in the USA and Harrow School in the UK, which have rigorous academic and disciplinary standards.
After four years at a day school, Robert attended Stubbington House School, cramming for the entrance examinations to the naval training ship HMS Brittannia. He passed the exam, becoming a naval cadet at age 13.
The concept of grouping students together in a centralized location for learning has existed since at least Classical antiquity. Formal schools have existed at least since ancient Greece (academy), ancient India (gurukul) and ancient China. The term school is from the Latin, but the Romans did not invent the concept of formal education.
public school
Dumbarton House School was created in 1923.
Hereward House School was created in 19##.
Downe House School was created in 1907.
Grove House School was created in 1828.
Malting House School was created in 1924.
Bridge House School was created in 1995.
Dorset House School was created in 1784.
Lochinver House School was created in 1947.
Ranby House School was created in 1948.
Hill House School was created in 1951.
Grittleton House School was created in 1951.
Red House School was created in 1929.