Be a proud Grammarian! Be an engaged Mountaineer! Make your mark on your Alma Mater! REGISTER YOUR CHAPTER REGISTER YOUR CLASS SET Membership By School House Olubadan House 45% Akinyele House 25% Olubi House 20% Irefin House 10% Membership By Top Chapters IGSOSA Ibadan IGSOSA Lagos IGSOSA North America IGSOSA UK Membership By Top Class Sets 69/73 Class-Set 73/78 Class-Set 90/95 Class-Set 74/79 Class-Set Chapters With Recent Projects IGSOSA North America Biology & Chemistry Labs Renovation IGSOSA UK Classroom Renovation IGSOSA Global Principal's House IGSOSA Ibadan Class Sets With Recent Projects 73/78 Class-Set School Bus 54/58 Class-Set Altar Renovations 68/72 Class-Set Sick Bay 90/95 Class-Set Teachers Furniture