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Master blockchain, crypto, and Web3
Free courses from beginner to advanced. Join 39M+ learners worldwide.
Learning Paths
Complete Beginner
Start from zero to crypto hero
DeFi Specialist
Master decentralized finance
NFT Creator
Build and sell NFTs
Crypto Trader
Professional trading skills
Featured Courses
Blockchain Fundamentals
Learn the basics of blockchain technology, how it works, and why it matters.
Bitcoin 101: Digital Gold
Understand Bitcoin's history, how it works, and its role in the financial system.
Ethereum & Smart Contracts NEW
Explore Ethereum, smart contracts, and decentralized applications (dApps).
DeFi Deep Dive NEW
Master decentralized finance protocols, yield farming, and liquidity provision.
NFT Masterclass
Learn about NFTs, digital ownership, and the creator economy.
Crypto Trading Strategies
Learn technical analysis, risk management, and profitable trading strategies.
Wallet Security Best Practices
Protect your crypto assets with proper security measures and best practices.
Layer 2 Solutions Explained NEW
Understand scaling solutions like Lightning Network, Polygon, and Arbitrum.
Web3 Development Basics NEW
Start building on blockchain with Solidity, Web3.js, and development tools.
Earn Certificates & Badges
Complete courses to unlock achievement badges and certificates