Lessons

Start at Lesson 1 or jump to a topic. Each lesson includes beginner → intermediate → expert sections.

Pro move: Link this page from your home page so navigation is obvious.

Why Bitcoin exists. Rules + verification + incentives.

Keys vs IOUs. When to self-custody.

The master key, backups, and common failure modes.

Why fees rise and how transactions get confirmed.

Proof-of-work, settlement, and reorg intuition.

Fixed supply policy vs market price.

Inputs/outputs, change, fees, and why it’s not an account ledger.

How to not lose your coins: operational security.

Why layers exist and what Lightning is doing.

A safe learning plan and what to study next.