1. Chain, Wallet & Gas
Understand the onchain fundamentals required before building a dApp.
Topics
Section titled “Topics”- Ethereum and L2 fundamentals
- Wallets, private keys, seed phrases, and addresses
- Transaction fields, nonce, Gas, and confirmations
- RPC, block explorers, and testnet ETH
- Accounts, EOAs, and contract accounts
Assigned Lessons
Section titled “Assigned Lessons”Each lesson has its own page with the embedded video, watch assignment, and notes.
- ETH.BUILD: Key Pair
- ETH.BUILD: Blockchain
- ETH.BUILD: Transactions
- ETH.BUILD: Smart Contracts
- ETH.BUILD: Gas
- Web2 to Web3 Day 1 Intro
- Web2 to Web3 Day 2: Wallets
- BG Labs: EVM Fundamentals
Lab Tasks
Section titled “Lab Tasks”- Configure a testnet wallet
- Obtain testnet ETH
- Use CLI or RPC to query block number, balance, and transaction data
- Explain a transaction in a block explorer
Learning Outcomes
Section titled “Learning Outcomes”- Explain the roles of addresses, transaction fields, Gas, and nonce
- Configure a testnet and complete a test transaction
- Query block height and account balance with CLI or RPC
- Use a block explorer to explain what happened in a transaction