On 9–13 February 2026, Mahidol University International Demonstration School (MUIDS) organized MUIDS Spirit Week for the Academic Year 2025, celebrating school spirit, creativity, and unity through a series of fun and themed dress-up days. 
Throughout the week, students took part in themed activities including
Valentine Color Code Day, wearing Valentine-themed colors based on their relationship status;
Dress as Your Type Day, creatively and respectfully representing their ideal type;
Celebrity Day, dressing as their favorite celebrities or public figures;
Freestyle Day, showcasing personal style while following the dress code; and
Chinese New Year Day, wearing red or festive colors to celebrate Chinese culture.
Spirit Week brought the MUIDS community together for a vibrant, joyful celebration of diversity, creativity, and school pride. 








