30 interactive experiments that reveal how your brain takes shortcuts, distorts reality, and tricks you into confidence. The first experiment in each category is free. Unlock the rest to go deeper.
Does a single number hijack your estimate?
Which kills more? Test your risk perception.
The classic conjunction fallacy experiment.
Did you really know it all along?
Does appearance change perceived competence?
After 5 heads, what comes next?
How endings distort your memory of experiences.
Does popularity change your opinion?
How much do others really notice?
What do winners really have in common?
Same facts, different frame, different choice.
Should you keep going just because you started?
Can you find the real rule behind 2, 4, 8?
How well do you know what you know?
Is your creation really worth more?
Eliminating risk vs. reducing it more.
Known odds vs. unknown odds.
Is doing nothing really more innocent?
How long will this really take?
Does a good outcome mean a good decision?
Will you agree with an obviously wrong crowd?
Does everyone really agree with you?
Same work, different team label.
Does a title change how good the advice is?
Do people get what they deserve?
How questions reshape your memory.
Was the past really that good?
Can you un-know what you know?
Jerk or just having a bad day?
You see bias in others. But in yourself?