One free teacher-exam question, every morning.
Join the Brain Grain WhatsApp channel and get a free CTET / TNTET question at 7 AM daily — with the answer and a clear explanation. Build a 21-day streak. No login, no fee.
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✅ 100% free
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🇮🇳 English + தமிழ்
📅 New question daily
👀 Today's free question
How the 21-Day Challenge works
1
Join the channelOne tap. No sign-up, no spam — just the daily question.
2
Answer one question every morningPosted at 7 AM with the answer and explanation. Takes 60 seconds.
3
Keep your streak for 21 daysDaily practice is how the syllabus actually sticks. Tap through to practise 25 more, free, any time.
Pick your daily
One small test every morning, free, no login — choose the one that matches your exam and let the streak do the rest:
| Daily | Who it is for | Bank behind it |
|---|---|---|
| Daily TNPSC Test | TNPSC Group 1, 2/2A, 4 aspirants (Tamil + English) | 1,333 bilingual questions |
| Daily CTET Practice | CTET / TET aspirants | 1,575 questions |
| Daily Slip Test | Teachers — printable 5-question opener | 2,354 questions, Classes 6–12 |
| Class 6 Daily Challenge | Samacheer Class 6 students | 482 questions |
| Class 7 Daily Challenge | Samacheer Class 7 students | 378 questions |
| Class 8 Daily Challenge | Samacheer Class 8 students | 646 questions |
| Class 9 Daily Challenge | Samacheer Class 9 students | 61 questions |
| Class 10 Daily Challenge | Samacheer Class 10 students | 178 questions |
| Class 11 Daily Challenge | Samacheer Class 11 students | 447 questions |
| Class 12 Daily Challenge | Samacheer Class 12 students | 162 questions |
Frequently asked questions
How does the daily challenge streak work?
Finish the day's 5 questions to keep your streak. Each correct answer earns 15 XP, finishing adds 30 XP, and your streak adds a growing daily bonus of up to 75 XP. Miss a day and the streak resets.
Is it really free? Do I need an account?
Free, no login. Your streak and XP are saved on your device; sign in only if you want them on the leaderboard across devices.
When do the questions change?
Every morning. Everyone gets the same set on the same day, so scores are comparable.