West Zone Volleyball B Division Competition 2025
Motto, Vision, Mission & Values
Principal's Message
School History
School Advisory Committee
School Song
Emerging 21st Century Competencies at CTSS
Full Subject Based Banding (Full SBB)
CTSS Calendar
School Brochure
CTSS Biennial School Magazine
Outstanding Clementeens
Clementeen in the News: Nithish Suresh
Singapore Police Force National Police Cadet Corps Badge 2024
Lee Kuan Yew Award for Outstanding Normal Course Students
Lee Kuan Yew Award for Mathematics and Science 2023
NSF of the Year 2023
CTSS Excellence Awards Winners 2023
Baden Powell Award 2023
Outstanding Alumni
Archive of Past Achievements
School Wide Achievements
Technopreneur Challenge 2025
NCC Unit Recognition Award
ASEAN Youth Camp 2025 Al Hackathon for Green Sustainability
VolleyballAce U15 Competition 2025
Girl Guides West Division Fest! 2025
GARanG Adventure Race (ODAC)
NCDCC Unit Overall Proficiency Award (UOPA) 2025
Singapore Youth Festival Arts Presentation (Concert Band) 2025
Singapore Science and Engineering Fair SSEF 2025
West Zone Volleyball B Division Competition 2025
National School Games Wushu Championship 2024
National School Games C Division League 2 Volleyball Champions 2024
Live On Festival (LOF) 2024
West Zone Volleyball Competition 2023 Champions
NCDCC Unit Overall Proficiency Award 2023
NCC Unit Recognition 2023
Inter Schools Tchoukball Competition 2023
National Poetry Recitation Competition 2023
Singapore Science and Engineering Fair (SSEF) 2023
Green Schools Three Stars Award @ South West 2023
Unity Secondary School's Young Writers Festival
2023 National Public Speaking Competition
Reading Excellence Award
Archive Of Past Achievements
1st in Upper Sec Normal Academic in All Singapore Secondary Mathematics Competition
Outstanding Achievements in the Singapore Youth Festival 2021
Lee Kuan Yew Award for All Round Excellence 2016
Useful Links For Staff
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