Free IQ Games Online - Test Your Intelligence

Test your visual memory IQ with this challenging memory matrix game. Remember highlighted square positions in increasingly complex grid patterns.

• Progressive difficulty levels
• Visual pattern recognition
• Short-term memory training

Challenge your IQ with pattern sequence puzzles. Identify missing elements in visual patterns and test your logical reasoning abilities.

• Abstract pattern analysis
• Logical reasoning
• Visual-spatial intelligence

Find the logical connections between words and complete word analogy puzzles to test verbal reasoning.

• Verbal reasoning
• Vocabulary knowledge
• Conceptual relationships

Mentally rotate 3D objects and identify matching shapes from different angles. Challenge your spatial visualization skills.

• 3D spatial reasoning
• Mental rotation
• Visual-spatial processing

Solve complex logic puzzles using deductive reasoning. Use clues to determine relationships and eliminate possibilities.

• Deductive reasoning
• Problem-solving
• Logical elimination

Solve mathematical problems as quickly as possible. Train your mental calculation speed and numerical processing.

• Mental arithmetic
• Processing speed
• Time pressure adaptation

Hold and manipulate information in your mind while performing mental operations. Test your working memory capacity.

• Working memory training
• Dual-task processing
• Cognitive load management

Identify patterns and relationships in abstract shapes and symbols. Test your fluid intelligence and reasoning ability.

• Abstract pattern analysis
• Fluid intelligence
• Non-verbal reasoning

Test your ability to maintain focus and filter out distractions while performing cognitive tasks under time pressure.

• Sustained attention
• Selective focus
• Distraction resistance

Switch between different mental tasks and adapt to changing rules. Test your cognitive flexibility and mental agility.

• Task switching
• Rule adaptation
• Mental flexibility

Spot the shape that doesn't belong! 15 levels testing color, shape, size, and pattern recognition with CSS-drawn visuals.

• Visual reasoning
• Pattern recognition
• Progressive difficulty

How many digits can you remember? Memorize number sequences that grow longer each level. 15 levels from 3 to 17 digits.

• Short-term memory
• Digit span capacity
• Decreasing display time

How fast are your reflexes? Click as soon as the screen turns green. 5 rounds with average reaction time calculated in milliseconds.

• Reflex speed testing
• Millisecond precision
• 5-round average

Hot is to Cold as Big is to...? Solve word relationship puzzles covering opposites, synonyms, categories, and more.

• Verbal reasoning
• Word relationships
• 23 question bank

The word says RED but the ink is BLUE — click the ink color! 20 rounds of Stroop-effect testing with a 5-second timer each.

• Cognitive control
• Stroop effect challenge
• Speed + accuracy scoring

How fast can you type? Measure your WPM and accuracy across 3 rounds of increasing difficulty. Score = WPM × accuracy.

• Words per minute tracking
• Accuracy measurement
• 3 difficulty levels

Click 30 targets as fast as you can! Targets shrink and speed up over time. Track hits, misses, and average reaction time.

• Mouse accuracy testing
• Reaction time tracking
• 30 progressive targets

Can you beat a chimpanzee? Numbers flash on a grid — memorize positions and click in order. Ayumu the chimp scores 20. Most humans: 7-9.

• Visual working memory
• Sequential recall
• Progressive difficulty