Showing the books in English. Books in other languages
The Prince
by Niccolò Machiavelli
- Self-development
- Leadership
- Political power
A Renaissance guide to acquiring and holding political power, examining how princes balance force and cunning, generosity and fear, fortune and skill. In this world you practise reading real situations of rule, conquest, and loyalty, and choosing the pragmatic action that secures lasting power.
EN311 characters · Play
The Art of War
by Sun Tzu
- Self-development
- Intelligence gathering
- Leadership
An ancient Chinese military classic on strategy, deception, terrain, and leadership, teaching that victory comes from intelligence and positioning rather than brute force. In this world, you practise assessing strengths and weaknesses, reading terrain and enemy signals, timing attacks, and leading troops with a balance of discipline and care.
EN151 characters · Play
Concepts of Biology
by Charles Molnar
- Biology
- Animal physiology
- Cell biology
This book covers the core principles of biology, from cell structure and metabolism to genetics, molecular biology, and animal physiology. In this world, you practise connecting mechanisms like DNA replication, immunity, and organ systems to how living things actually function and survive.
EN366 characters · Play
Blue Ocean Strategy: How to Create Uncontested Market Space and Make the Competition Irrelevant
by W. Chan Kim and Renée Mauborgne
- Startups
- Business strategy
- Leadership
This book shows how companies break free from cutthroat competition by creating new market space instead of fighting over existing demand, using tools like the strategy canvas and the four actions framework. In this world you practice mapping value curves, reaching noncustomers, sequencing price and cost decisions, and overcoming organizational hurdles to execute bold strategic moves.
EN301 characters · Play
High Output Management
by Andrew S. Grove
- Productivity
- Startups
- Business strategy
Andrew Grove's classic distills managerial work into production principles: leverage, output, and the systems that make teams effective. In this quiz world you practise planning, running one-on-ones and reviews, delegating with accountability, and designing processes that catch problems early and motivate real performance.
EN441 characters · Play
$100M Offers: How to Make Offers So Good People Feel Stupid Saying No
by Alex Hormozi
- Startups
- Business strategy
- Market innovation
A practical guide to building offers so compelling that price stops being an objection, covering value creation, guarantees, scarcity, urgency, and bonuses. In this world you practice calculating lifetime value, deconstructing the value equation, and assembling all the pieces into a single Grand Slam Offer.
EN226 characters · Play
Zero to One: Notes on Startups, or How to Build the Future
by Peter Thiel
- Startups
- Business strategy
- Leadership
Peter Thiel argues that true progress comes from creating something genuinely new rather than copying what already works, and shows how monopolies, strong founding teams, and definite plans drive lasting success. In this world you practice spotting hidden opportunities, building a founding team with real cohesion, and designing sales and distribution strategies that actually work.
EN291 characters · Play
What They Don't Teach You at Harvard Business School
by Mark H. McCormack
- Productivity
- Startups
- Assertiveness
A veteran deal-maker distills the unwritten rules of business savvy: reading people, negotiating with leverage, managing time, and shaping perceptions. Players practice sizing up situations, handling office politics, and building client trust through practical, street-smart tactics rather than textbook theory.
EN96 characters · Play
The Personal MBA: Master the Art of Business
by Josh Kaufman
- Startups
- Business strategy
- Leadership
A practical guide to the core ideas behind value creation, marketing, sales, finance, and systems thinking that drive any successful business. Explore twenty-three worlds covering everything from customer psychology to financial statements, and practice applying timeless mental models to real decisions.
EN626 characters · Play
Make: The Indie Startup Manual
by Pieter Levels
- Startups
- Business strategy
- Market innovation
A practical guide to building a solo internet startup from personal problem to profitable exit, written by the maker behind Nomad List and Remote OK. You'll practise spotting ideas from your own life, launching without hype, growing organically, monetizing directly, automating operations, and negotiating a sale.
EN121 characters · Play
Founding Sales
by Pete Kazanjy
- Startups
- Business strategy
- Leadership
A practical guide to building an early-stage sales function from scratch, covering mindset, prospecting, narrative, negotiation, and hiring. Play through founder-led selling: crafting a compelling story, handling objections, managing pipeline, and scaling a repeatable go-to-market process.
EN121 characters · Play
The Mom Test: How to Talk to Customers and Learn if Your Business is a Good Idea When Everyone is Lying to You
by Rob Fitzpatrick
- Startups
- Business strategy
- Customer validation
A practical guide to running customer conversations that surface truth instead of polite lies, so you can validate a business idea before building the wrong thing. In this world you practice spotting empty compliments, anchoring vague claims into specifics, finding the right people to talk to, and steering conversations toward real commitments.
EN146 characters · Play
Traction: How Any Startup Can Achieve Explosive Customer Growth
by Gabriel Weinberg and Justin Mares
- Startups
- Business strategy
- Customer validation
This book distills how startups find their first customers and scale growth, covering 19 traction channels and the Bullseye framework for testing and prioritizing them. In this world you practice choosing, testing, and doubling down on the channels that actually move the needle for your business.
EN311 characters · Play
The Subtle Art of Not Giving a F*ck
by Mark Manson
- Self-development
- Assertiveness
- Boundaries
This book argues that a good life comes not from chasing endless positivity but from choosing your struggles and values with care. Through Mark Manson's blunt, story-driven philosophy, you'll practice telling meaningful problems from trivial ones, taking responsibility without blame, and facing failure and mortality as sources of clarity rather than fear.
EN176 characters · Play
Deep Work: Rules for Focused Success in a Distracted World
by Cal Newport
- Productivity
- Self-development
- Concentration
Cal Newport argues that the rare ability to focus without distraction is becoming increasingly valuable, and shows how to cultivate it. Explore rituals from Carl Jung to modern professionals, and practise strategies like scheduling, shutdown routines, and cutting shallow work to build lasting concentration.
EN136 characters · Play
How To Win Friends and Influence People
by Dale Carnegie
- Communication skills
- Self-development
- Conflict resolution
A classic guide to human relations, teaching how to make friends, win people over, and lead without causing resentment through honest appreciation and genuine interest. Players practice recognizing key techniques through real stories about historical figures, salespeople, and everyday encounters.
EN816 characters · Play
Thinking in Systems: A Primer
by Donella H. Meadows
- Self-development
- Business strategy
- Leadership
A clear guide to how stocks, flows, and feedback loops shape everything from thermostats to economies. In this world you practice spotting system traps like escalation and eroding goals, and learn to find the leverage points that create lasting change rather than quick fixes.
EN161 characters · Play
Peak: Secrets from the New Science of Expertise
by Anders Ericsson and Robert Pool
- Productivity
- Self-development
- Concentration
This book explains how deliberate practice, not innate talent, builds extraordinary ability in music, chess, sports, and everyday skills. In this world you practice identifying strong mental representations, structuring focused feedback loops, and applying purposeful training to your own goals.
EN156 characters · Play
The Lean Startup
by Eric Ries
- Startups
- Business strategy
- Customer validation
This book explains how startups can use validated learning, rapid experimentation, and the Build-Measure-Learn loop to build products people actually want, instead of following rigid business plans. In this world you practise identifying leap-of-faith assumptions, designing MVPs, reading actionable metrics, and deciding when to pivot or persevere.
EN156 characters · Play
Principles: Life and Work
by Ray Dalio
- Productivity
- Self-development
- Conflict resolution
Ray Dalio distills the life and management principles behind his personal journey and Bridgewater's success, covering radical truth, meaningful relationships, and systematic decision-making. In this world you practise embracing reality, using the 5-step process, weighing believability, and diagnosing problems to build your own effective machine.
EN161 characters · Play
The Almanack of Naval Ravikant: A Guide to Wealth and Happiness
by Eric Jorgenson
- Self-development
- Business strategy
- Internal locus of control
A collection of Naval Ravikant's tweets, essays, and interviews on building wealth through leverage and specific knowledge, and finding happiness through presence and acceptance. Players practice applying his principles: recognizing forms of leverage, judging long-term partnerships, and building daily habits for a calmer, clearer mind.
EN406 characters · Play
The ONE Thing: The Surprisingly Simple Truth Behind Extraordinary Results
by Gary Keller and Jay Papasan
- Productivity
- Self-development
- Concentration
This book explains why narrowing your focus to a single priority produces better results than juggling many goals, and dismantles common myths about willpower, balance, and multitasking. In this game world you practice asking the Focusing Question, time blocking your most important work, and building the habits that protect your ONE Thing.
EN131 characters · Play
Atomic Habits: An Easy & Proven Way to Build Good Habits & Break Bad Ones
by James Clear
- Self-development
- Deliberate practice
- Internal locus of control
This book explains how tiny, consistent changes compound into remarkable results, using the Four Laws of Behavior Change to build good habits and break bad ones. In this world you practice designing your environment, stacking habits, tracking progress, and using identity-based thinking to make lasting change stick.
EN161 characters · Play
Think Faster, Talk Smarter: How to Speak Successfully When You're Put on the Spot
by Matt Abrahams
- Communication skills
- Self-development
- Concentration
A practical guide to mastering impromptu speaking, from calming nerves to structuring thoughts on the fly. You'll practice frameworks for toasts, pitches, feedback, and apologies while learning to listen actively and speak with authentic confidence in any unplanned moment.
EN161 characters · Play
How to Succeed in MrBeast Production - Jimmy Donaldson
by Jimmy Donaldson
- Productivity
- Self-development
- Leadership
An internal playbook distilling a decade of lessons on making high-retention YouTube videos, from ideation and hooks to production logistics and team culture. In this world you practice spotting virality metrics, crafting strong hooks, structuring formats for retention, and running a production with clear communication and priorities.
EN91 characters · Play
The Adweek Copywriting Handbook
by Joseph Sugarman
- Startups
- Copywriting
- Customer validation
Sugarman breaks down the psychology behind persuasive writing, from crafting irresistible first sentences to triggering the 31 buying motivators that drive purchases. Players practice building buying atmospheres, overcoming objections, and structuring copy that flows like a slippery slide toward the sale.
EN161 characters · Play
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