Because the society organized a combined project to develop inter-school Astronomy (CPDIA) together with Ranabima Royal College, Kandy.
It was called "Oddessy has Begun" In the year 2008, "THE INTIMATIONS OF THE INVISIBLE", The fist ever interschool Astronomical night organized entirely by a Girls' School was held successfully.
This unit plays an essential role by controlling and guiding students from Girls' High School and also Vihara Maha Devi Girls' College – which is located next to K.
The science society organizes the annual science day, where inter school competitions and lectures are held parallelly creating an opportunity to all the students in the zone to enhance their knowledge and skills.
All the educated and extra-curricular activities of all these societies and clubs are conducted under the unflinching, unutterable guidance of the science society of Girls' High School Kandy.
There were no games, Guiding, debating or netball, not even a library.
With the dawn of the 20th century, under the guidance of Miss Sansom, who served for 19 years, Kandy High School became one of the leading educational instructions in Ceylon.
Honouring relationships with their society and fellow human beings to become disciplined, mature, responsible women who will be able to serve humanity without fear or favour, while being open to changes and to stand up to challenges and be able to hold beliefs while respecting the convictions of others.
In 1873, the need of a school in connection with Wesleyan Mission work was urged by Samuel Langdon and so a Day and Boarding school was built in Katukele, Kandy Sri Lanka.
In 2009, The Astronomical Society took the next step in the long journey towards the invisible by organizing the second Astronomical Night, "The Transition from the Invisible". It was held successfully with the participation of 14 schools. LABROOY challenge trophy was won by Dharmaraja College.
Which was another achievement made by ladies of High school through many obstacles. The Chief guests were Dr Chandana Jayarathne and Dr. In 2010 the Astronomically Society organized the third step of the journey towards the invisible.
The kindergarten and Std 2 shifted to Trinity College, Std 3 and 4 were housed at the YWCA opposite the police station and the senior girls at the YWCA near the Kandy lake. Calveriey had a busy time cycling from one place to another supervising the classes, so she invested in a scooter which made her day easier.