Everyday Psychology
Discover the hidden mental mechanics behind your daily choices, quirks, and social interactions. Learn to spot thinking traps, understand how memory reshapes the past, and decode real human behavior.
Like Duolingo, but for Everyday Psychology. Tomo turns the whole topic into a game you play five minutes a day, until it actually sticks.
A short one: 11 levels across 2 sections, about 22 minutes end to end, roughly 4 days at five minutes a day. It moves through Making Sense of Your Own Mind and Decoding Others and Driving Action. It starts from scratch.
Free forever · No credit card · iPhone & Android

Key ideas in Everyday Psychology
- Confirmation bias leads people to notice and vividly recall instances that confirm their belief while ignoring or forgetting counterexamples
- Beliefs feel validated because the brain selectively collects supportive evidence rather than testing the idea fairly
- The availability heuristic makes events that are dramatic, recent, or emotional feel much more frequent than statistical reality shows
- Ease of recall gets mistaken by the brain for likelihood of occurrence
- Anchoring occurs when the first number encountered sets an arbitrary baseline that warps all later value judgments
- A marked-down price feels like a bargain mainly because the initial high price acts as an anchor
- The sunk cost fallacy happens when past unrecoverable investments of time or money convince someone to continue an unenjoyable or losing course
- Rational decisions focus on future costs and benefits, not on trying to recover what is already gone
- Memory is an active reconstruction process, not a video recording
- Each time you recall an event, the brain brings it into an unstable state where new thoughts and emotions can alter it before saving it again
- High confidence in a vivid memory does not guarantee its factual accuracy
- The peak-end rule states that people evaluate past experiences mainly by the most intense emotional point (the peak) and the final moments (the end)
- The duration of an experience matters surprisingly little in retrospect compared to these key moments
- Subtle suggestions or misleading phrasing introduced after an event can blend seamlessly into a person's original memory
- People who adopt suggested false details often recall them with genuine visual confidence and sincerity
- Context-dependent recall means memories are tied to the physical surroundings and sensory cues where they formed
You've tried the other tabs
Thirty open tabs. Four facts you actually kept.
You watched. You nodded. By Sunday it was gone.
One answer, then back to scrolling.
Eight weeks. You meant to finish. You didn't.
Tomo gives Everyday Psychology the Duolingo treatment: levels, streaks, and quick quizzes that test what you just learned. That game loop is what the tabs above never had, so it's the one you actually finish.
Here's what playing it feels like
A real question from this course. Take your best guess.
Why do our personal hunches often feel 100% confirmed, even when they might be wrong?
Get it right to open this lesson and 10 more in the app.
Where Everyday Psychology takes you
- 1
Making Sense of Your Own Mind
- Catching Your Brain's Shortcut Traps
- How Memory Reconstructs the Past
- 2
Decoding Others and Driving Action
- Reading Emotion and Nonverbal Cues
- What Actually Drives Habits and Motivation
2 sections · 4 units · 11 levels. Built to play, not to enroll.
Tomo is in ChatGPT
Tomo is also a ChatGPT plugin: the same playable courses, built and played inside your chat.
Add Tomo to ChatGPT- What to ask
- “Make me a Tomo course on black holes.” “Turn this chat into a Tomo course.”
- What you get
- Quick questions with instant feedback, hearts and stars, ready to play in about a minute.
- Where it goes
- No sign-up to start. Connect your Tomo account and your streak carries on in the app.
You pick the voice
Everyday Psychology is taught in the Bestie style: your friend who just gets it. Want a different feel? In the app you can spin up the same topic in any of Tomo's teaching styles. Same facts, totally different vibe.
More Psychology on Tomo
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Everyday Psychology in Action
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Why We Do What We Do
Unpack the hidden shortcuts, biases, and social pressures that guide everyday human behavior. Learn why your brain runs on autopilot and how to catch it in action.
Everyday Psychology: How the Mind Decides
Notice the invisible shortcuts, blind spots, and social instincts that shape your daily decisions. Learn to catch mental traps in yourself and read the hidden motivations of others.
Start Everyday Psychology today.
Download Tomo, search Everyday Psychology, and play your first lesson in under a minute.