Learn and Earn 2
Campaign time: 2022.6.18 19:00 -2022.07.01 18:00（SGT）
How does Learn and Earn work?
Complete all quizzes
Take a few simple quizzes
to test your knowledge.
Earn
You’ll receive NFT from
imToken for every quiz you complete.
Start today
Opportunities to earn NFT
don't last long, so get
started today.
Layer 2 Tips and Tricks
Arbitrum Guide
Designed by Offchain Labs, Arbitrum scales Ethereum by building Optimistic Rollup solutions. The Layer 2 currently takes spot one in the race for scaling solutions.
zkSync Guide
Developed by Matter Labs, its scaling Ethereum via Zero-Knowledge Rollup. With recent technical developments, ZK Rollups are still in its early stages but developing fast.
Optimism Guide
Optimism is building an Optimistic Rollup to scale Ethereum, and experimenting retroactive public goods.