These are lessons I'm writing to explain complex topics to my kids as they grow up. The goal is to build real understanding—not just surface-level explanations—by focusing on fundamentals, using clear examples, and connecting ideas to things they already know.

If these help you too, that's great. Product management is really just explaining complex systems clearly enough that people can make good decisions. This is practice.

Lessons

Complete

The Lemonade Stand That Taught Me Everything About the Stock Market

Ever wonder how the stock market actually works? It's not some mysterious rich-people thing—it's basically just lemonade stands. Learn how stocks, shares, and investing work through a simple analogy that makes everything click.

What you'll learn:

  • What stocks really are (ownership shares in a company—just like owning part of a lemonade stand)
  • Why companies sell stock (to raise money for growth without taking on debt)
  • How the stock market works (a system for buying and selling ownership shares)
  • What makes stock prices go up or down (expectations about future performance)
  • Why starting early is your biggest advantage (compound growth over decades)
  • The difference between investing and gambling (informed decisions vs. blind bets)

The big idea: If you invested $1,000 at age 15 in an index fund, it could grow to $45,000 by retirement. Wait until age 25? Only $17,000. That 10-year head start is worth $28,000—all from understanding these basics early.

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Complete

Why Do We Even Need Money? (And Why We Can't Just Get Rid of It)

Money seems like the source of problems—so why don't we just get rid of it? Turns out, humans tried that for thousands of years, and it was such a disaster that every civilization eventually invented some form of money. Let me show you why.

What you'll learn:

  • Why bartering is basically impossible (the "Double Coincidence of Wants" problem)
  • The three functions of money: medium of exchange, store of value, unit of account
  • Why "just sharing everything" breaks down at scale
  • How money evolved from shells and salt to digital numbers
  • Why every alternative to money ends up reinventing money
  • The difference between money causing problems vs. revealing them

The big idea: Money doesn't create inequality, greed, or stress—it reveals them. Getting rid of money wouldn't solve these problems; it would just make everything way more complicated while you're trying to trade chickens for cups.

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Coming Soon

Topics I'm planning to write about as these lessons expand.

💼 How Businesses Work: Profit = Revenue - Costs In progress
Where Does Electricity Come From? Planned
🏛️ How Government Works Planned
🏦 Understanding Banking and Credit Planned
🏘️ Real Estate: Why Housing Costs What It Does Planned
🌐 How the Internet Actually Works Planned
📊 Understanding Risk and Probability Planned
🌍 Global Trade: Why Countries Import and Export Planned