> For the complete documentation index, see [llms.txt](https://dagora.gitbook.io/guides/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://dagora.gitbook.io/guides/intermediate/tutorials-and-guides/ethereum/lessons.md).

# Lessons

- [Addresses](https://dagora.gitbook.io/guides/intermediate/tutorials-and-guides/ethereum/lessons/addresses.md): EOA's aka externally owned accounts are Ethereum addresses that are controlled by a user.
- [Smart Contracts](https://dagora.gitbook.io/guides/intermediate/tutorials-and-guides/ethereum/lessons/smart-contracts.md): Automated and programmable entities that perform operations on a blockchain.