Our story
Helping Savar's kids find their voice since 2018
We help school students from Class 5 to Class 10 turn nervous whispers into confident arguments. Through friendly coaching, real competitions and a supportive community, every child learns to think clearly, listen kindly and speak boldly.
Team / classroom photo
2,400+
Students trained
60+
Schools reached
180+
Debates hosted
7 yrs
Building speakers
What we believe
Our values
Curiosity first
We reward good questions as much as good answers.
Kindness in clash
Argue the idea, respect the person. Always.
Every voice counts
Loud or quiet, there's a seat for every student.
Our journey
How we grew
2018
SDS founded
Started with 12 students in a single classroom in Savar.
2020
First inter-school fest
Brought together 18 schools for our first big competition.
2023
Online courses launch
Made our coaching available to every student, anytime.
2025
Brain Battle goes big
60+ schools, TV broadcast and a free course for every player.
Ready to speak up?
Join free, take your first course and step onto the Brain Battle stage this November.