Astra Learning Alliance

DCGS is the lead school of the Astra Learning Alliance, providing outstanding opportunities for all staff through training, support and action research across a range of secondary and primary schools in Buckinghamshire.

Welcome to Dr Challoner's Grammar School

The Crucible

The story of the witch hunts and trials in Salem, Massachusetts in the 1690s are brought to life in this exciting and entirely student-led Sixth Form production. A very talented cast of students from both DCGS and DCHS offer you a show that will be chilling and an utter thrill to watch.

Performances are from Wednesday 26th to Friday 28th November.
Tickets are £7 adults and £5 concessions - available from

Joint Choral and Instrumental Concert

24th November 2014: This evening of music, showcasing students from both DCGS and DCHS, started with the Joint Schools' Orchestra who played Mozart's Piano Concerto ...

A cracking House Football competition

22nd November 2014: The new half term brought with it the fiercely competitive annual House Football competition. With teams spanning five year groups and taking ...

Musicians battle it out in House Music

20th November 2014: House Music is a showcase of many different standards and genres of music in which all year groups take part. As it is a house competition, any ...

Exploring the world of Chemistry

19th November 2014: This week some of Year 12 travelled to the Institute of Education in London to attend a series of lectures on chemistry beyond the A Level syllabus. ...

An evening for future medics

18th November 2014

Imagining the future

14th November 2014

Experiencing the workplace in the German Exchange

14th November 2014: In the first half of this month, 10 German students aged 14 and 15 arrived in Amersham from the Beethoven Grammar School in Berlin for a nine ...

A night at the opera

14th November 2014

Exhibition of Extended Projects

13th November 2014

A small adventure for Business students

12th November 2014

Exploring maths beyond the classroom

11th November 2014

Gothic tales, horror and English

7th November 2014: Late on a Friday night a host of Year 11 students gathered at the Elgiva in Chesham to watch an encore screening of Frankenstein based on the ...