# Introduction to Bitcoin Lesson 1: [What is Bitcoin like? Using analogies to understand Bitcoin](analogies.md) Lesson 2: [The 5 meme principles of Bitcoin. To dos and not to dos](principles.md) Lesson 3: [FAQ](faq.md) Lesson 4: [Using a mobile phone wallet, setup](bluewallet_setup.md) Lesson 5: [Using a mobile phone wallet, recovery](bluewallet_recovery.md) Lesson 6: [Using a mobile phone wallet, buying bitcoin](bluewallet_buying.md) Lesson 7: [Using a mobile phone wallet, sending bitcoin](bluewallet_sending.md) Lesson 8: [Using a hardware wallet, setup](ledger_setup.md) Lesson 9: [Using a hardware wallet, recovery](ledger_recovery.md) Lesson 10: [Using a hardware wallet, buying bitcoin](ledger_buying.md) Lesson 11: [Using a hardware wallet, sending bitcoin](ledger_sending.md)