Brain Training
IQ Score Estimator
Convert a raw IQ score to a percentile and classification using standard deviation scales.
Brain Training
IQ estimators, memory tests, reaction time tests, and mental arithmetic trainers.
Brain Training
Pattern Sequences Quiz
Identify the next number in a sequence. Arithmetic, geometric, Fibonacci, and alternating patterns.
Brain Training
Mental Arithmetic Trainer
Practice mental arithmetic with timed addition, subtraction, multiplication, and division exercises.
Brain Training
Memory Span Test
Test your digit span (working memory capacity) by remembering increasingly long sequences of numbers.
Brain Training
Reaction Time Test
Measure your visual reaction time over multiple trials and compare to population averages.
Brain Training
Stroop Effect Test
Name the ink colour of color words as fast as possible. Measures cognitive interference and response inhibition.
Brain Training
Visual Memory Test
Memorize a grid of highlighted squares, then recreate it from memory. Grid grows harder with each correct round.
Brain Training
Attention & Focus Test
Click the targets, ignore the distractors. Measures sustained attention, accuracy, and false-positive rate over 60 seconds.
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