On June 21, 2025, Suan
Sunandha Demonstration School sent
student representatives to participate
in the “AstroChallenge 2025”
Astronomy Quiz Competition,organized by
the National Astronomical Research
Institute of Thailand ,
at Mahidol
Wittayanusorn School.
The participating students were:
- Ms. Chananchida Krainak, Grade 12/4
- Ms. Wimonchat Palakawong na Anuthaya, Grade 12/4
- Ms. Ladapa Changsuwat, Grade 12/3
Supervised by Teacher Penpha Meeto.
