The Lab
Learn the basics.
Find a useful tool.
Interactive blockchain and machine learning lessons, and practical tools for everyday tasks. Choose a place to start.
Interactive lessons
Learn blockchain basics and machine learning
Start with hashes and wallets, then explore liquidity pools, Aave lending, Chainlink price feeds and Polymarket. Explore staking and vaults with returns, losses and withdrawal constraints together. Or open the machine learning track: decision trees, CNNs, reinforcement learning and language-model errors, with visual experiments and checks along the way.
Start learningPractical utilities
Useful everyday tools
Create QR codes, check Ethereum addresses, and convert text. Small, useful tools that are free, ad-free, and tracker-free.
Browse the toolsEducational demonstrations
Explore how systems work
Inspect a fictional agent workflow, try a signing scenario, or follow connections between the work and lessons.