Articles
Bitcoin Education Library
Start with the basics, then go deeper into broken money, self-custody, Lightning, and practical Bitcoin use.
Featured articles
Start hereHow to Teach Kids About Bitcoin Without Hype
A parent-friendly guide to teaching kids about money, sats, saving, responsibility, and Bitcoin basics without trading hype or fear.
I Lost the Coins, Not the Conviction
The founder story behind 21c Money: finding Bitcoin in 2010, losing early coins, and still believing the mission matters because Bitcoin was never just about personal profit.
Should Small Businesses Accept Bitcoin?
A practical beginner guide for small business owners thinking about Bitcoin payments, Lightning, fees, custody, and customer demand.
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Showing Self-Custody.
Not Your Keys, Not Your Coins
Control over Bitcoin depends on control over keys. Here is the beginner-friendly version.
What Is a Bitcoin Wallet?
A Bitcoin wallet helps you receive, send, and control bitcoin. It does not actually store coins like a leather wallet.
What Is a Seed Phrase?
A seed phrase is a set of recovery words that can restore access to a Bitcoin wallet.