Topic: The Basics of Blockchain Technology Let’s Simplify: Imagine a digital notebook that everyone can see but no one can change unless everyone agrees. Each page in this notebook represents a block of information, and these pages are linked together in order, forming a chain—hence, blockchain. Analogy: Think of blockchain like a Google Doc shared with multiple people. When someone makes a change, everyone sees it, but no one can delete or alter past entries without the entire group's approval. This ensures transparency and trust. Real-Life Example: Bitcoin uses blockchain to track who owns which coins. Every time a coin changes hands, the transaction is recorded on the blockchain for everyone to see, making it almost impossible to cheat the system. Interactive Exercise: Step 1: Write down 5 transactions on a piece of paper (e.g., "Alice pays Bob 1 BTC"). Step 2: Pass it to a friend. They add a transaction but can’t erase yours. Step 3: Now imagine doing this with thousands of people—this is how a blockchain works! Spaced Repetition Plan: Day 1: Explain blockchain to yourself in one sentence. Day 3: Teach a friend using the Google Doc analogy. Day 7: Write down the steps of a blockchain transaction from memory.