Skip to content ↓
Altrincham
Grammar School for Boys
Home
About Us
Head Master's Welcome
Diversity, Equality and Inclusion at AGSB
AGSB Vision
Governors
Ofsted
Policies
Senior Leadership Team
Staff
Wellbeing and Pastoral Care
Academic Life
6th Form
Academic Subjects
Curriculum
Exam Results
Learning Support
Library
Pupil Premium
Welcome from our Senior Prefect
Altrincham
Grammar School for Boys
School Life
Careers and Higher Education
Co-Curricular Activities
LITERACY
House System
Music
Newsletters - School
Newsletters - Sports
Horizons Outreach
Publications
Sport
Story Wall
Trips and Visits
Admissions
6th Form External Applications
Admission Policies
Appeals
Catchment Area
Entrance Examination
Induction
In Year Transfers
School Prospectus
School Video
Community
Alumni
Old Alts
PFA
The Grammar
HET
Parents
Pupils
Staff
School Film
SOCS
Support Us
Calendar
News
Vacancies
Home
Home
quicklinks
Pupils
Codebreaking
Codebreaking
In this section
Codebreaking
