IGS meaning in Academic & Science ?

Ivanhoe Grammar School is an independent, co-educational, day school, located in Ivanhoe (Buckley House and The Ridgeway Campus) and Mernda (Plenty Campus), both located in the north-eastern suburbs of Melbourne, Victoria, Australia.

Founded in 1915 as St James' Grammar School for boys, Ivanhoe Grammar is a school of the Anglican Church of Australia, and currently caters for approximately 2,200 students from the Early Learning Centre to Year 12, across four campuses.

The school is affiliated with the Headmasters' and Headmistresses' Conference, the Association of Heads of Independent Schools of Australia (AHISA), the Junior School Heads Association of Australia (JSHAA), and is a founding member of the Associated Grammar Schools of Victoria (AGSV). The school is also a member of the G20 Schools Group. Ivanhoe Grammar School is also one of only four Round Square schools in the state of Victoria, and has been an International Baccalaureate World School since December 1994.