Train your brain. Play.
Daily puzzles, IQ quizzes, and challenge your friends — free, no account needed.
🔥
Daily Progress
0 of 3 free activities done today
🧩
Daily Puzzles
Quick logic, pattern and lateral thinking challenges. Great for a morning warm-up or a mental reset.
📊
IQ Quiz
10-question mixed cognitive test across logic, numbers, patterns, and verbal reasoning. See how you score.
🔒 Members
📚
Lessons & Theory
90 structured lessons covering every cognitive skill from beginner basics to Mensa-level techniques.
⚔️
Challenge a Friend
Build a custom quiz and send the link to anyone. Same questions, instant comparison. Free with no limits.
📚
Lessons are a Members feature
Start your free 7-day trial to unlock 90 structured lessons, unlimited daily quizzes, and your live TIS score.
✓90 lessons — Beginner, Intermediate, Advanced
✓Unlimited daily puzzles & IQ quizzes
✓Live TestEarth Intelligence Score (TIS)
✓7-day free trial — no charge today
Start Free Trial — 7 Days Free
Or enter your email — we'll send a reminder & a brain challenge 🧠
✓ Got it! Check your inbox for a brain challenge from TestEarth.
Daily Puzzle
1 / 1
2 remaining
IQ Quiz — 10 Questions
1 / 10
1 remaining today
💾
Save your progress
& track your score
Create a free account to save your scores, build a streak, and see your TestEarth Intelligence Score grow over time.
Your scores saved automatically
Daily streak tracking
Live TIS score after every quiz
Free — no payment needed
Create free account →