Smart Contracts
Learn to deploy and interact with smart contracts on the Ethereum Virtual Machine. Understand gas fees, security vulnerabilities, and token standards.
Prerequisites
Complete Level 2: Cryptography
🎯What You'll Learn
- ✓How the Ethereum Virtual Machine executes smart contracts
- ✓Deploy your first smart contract to the blockchain
- ✓Calculate and optimize gas fees for transactions
- ✓Identify and prevent common security vulnerabilities
- ✓Create ERC20 tokens and NFTs
💪Skills You'll Gain
🏆Learning Outcomes
📖Interactive Modules (10)
What is EVM?
Introduction to Ethereum Virtual Machine, the runtime environment executing smart contract code.
Deploy Your First Contract
Deploy your first smart contract to Ethereum testnet and understand the deployment process.
Function Calls Simulation
Learn smart contract function calls, parameters, return values, and contract interactions.
Gas Fee Visualization
Master gas fees, transaction costs, optimization strategies, and EIP-1559 fee mechanisms.
Reentrancy Attack Simulator
Understand reentrancy vulnerabilities, famous exploits like The DAO hack, and prevention techniques.
Event Logs Explorer
Master events and logs for tracking smart contract activity, building user interfaces, and indexing.
Contract Storage Game
Deep dive into contract storage: state variables, storage slots, and gas-efficient data structures.
ABI Decoder Mini-game
Learn Application Binary Interface (ABI), encoding/decoding contract calls, and interacting with contracts.
ERC20 Token Visual Demo
Build and deploy an ERC-20 fungible token with interactive demonstration of token operations.
NFT Minting Sandbox
Create and mint NFTs following ERC-721 standard with interactive minting simulation.