🌱 Foundations

Complete beginner. What crypto is, how blockchains work, wallets, staking, and how to stay safe.

Complete each day's quiz (3 of 5 correct) to unlock the next. Your progress is saved in this browser.

Day 1 Why crypto exists — the problem it solves 🔒 Day 2 What is a blockchain? 🔒 Day 3 How a blockchain actually works 🔒 Day 4 Bitcoin — the first cryptocurrency 🔒 Day 5 Ethereum & smart contracts 🔒 Day 6 Wallets & keys — actually holding crypto 🔒 Day 7 Custodial vs non-custodial, and exchanges 🔒 Day 8 Staking — earning by participating 🔒 Day 9 What is DeFi? 🔒 Day 10 Stablecoins 🔒 Day 11 NFTs — what they actually are 🔒 Day 12 Crypto in India — the basics 🔒 Day 13 Risk & safety — scams and security basics 🔒 Day 14 Capstone: Crypto disasters — real lessons 🔒