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Blockchain Modules

Blockchain Basics

What is a Block?
Hashing Simulator
Chaining Blocks
Proof of Work Demo
Proof of Stake Demo
Public vs Private Keys
Transactions & Nonce
Blockchain Explorer Simulation
Forking & Reorganization
Nodes & Network

Cryptography

Hash Collision Game
Merkle Tree Visualizer
Encryption vs Hashing
HMAC & Message Authentication
Elliptic Curve Playground
Seed Phrases & Wallet Recovery
Multi-Signature Demo
Digital Signatures
Hash Race Challenge
Zero-Knowledge Proof Intro

Smart Contracts

What is EVM?
Deploy Your First Contract
Function Calls Simulation
Gas Fee Visualization
Reentrancy Attack Simulator
Event Logs Explorer
Contract Storage Game
ABI Decoder Mini-game
ERC20 Token Visual Demo
NFT Minting Sandbox

Consensus

Proof of Work Race
Proof of Stake Validator Game
Delegated Proof of Stake
PBFT Visualization
Tendermint Consensus
BFT Fault Tolerance Game
Block Time Trade-offs
Mining Pool Simulator
Validator Slashing Scenarios
Energy Efficiency Simulator

DeFi

AMM Pool Simulator (Uniswap)
Impermanent Loss Visualizer
Lending & Borrowing Game
Liquidation Scenario
Stablecoin Peg Mechanics
DEX vs CEX Comparison
Arbitrage Opportunity Game
Yield Farming Simulator
DAO Treasury Simulation
Flash Loan Challenge

Layer 2

Rollup Demo
Optimistic vs ZK Rollup Visual
Plasma Chains
Sidechains vs L2
State Channels Interactive
Bridge Attack Scenario
L2 Gas Comparison Tool
Sequencer Queue Simulation
Fraud Proofs Visualized
L2-L1 Withdrawal Delay Game

NFTs

NFT Metadata Visualizer
NFT Standards Comparison
Royalties Demo
Fractional Ownership
NFT Storage (IPFS, Arweave)
Marketplace Game (Buy/Sell)
Floor Price Dynamics
Rarity Calculation Tool
Copyright & Licensing Game
NFT Launchpad Simulator

DAOs

DAO Voting Simulator
Proposal Lifecycle
Token Weighting
Delegation Game
Treasury Management
Multisig Treasury Approval
Governance Attack Scenario
Snapshot Voting Visual
Quadratic Voting Game
Role-based DAO Permissions

Web3 Dev

Wallet Connect Demo
RPC Calls Visualizer
Event Subscription Demo
Contract Upgrade Proxy
GraphQL Indexer Simulator
Cross-chain Bridge Visual
Security Best Practices Game
Transaction Debugging
Gas Optimization Challenge
Front-running Attack Demo

Advanced

ZK Rollup Circuit Visualizer
Multi-party Computation
MEV Extraction Visualizer
Account Abstraction (EIP-4337)
Verifiable Randomness
Modular Blockchain Demo
Cosmos IBC Visualizer
Polkadot Parachain Game
On-chain Governance Simulation
Future of Interoperability Sandbox

Token-Weighted Voting