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# Run Your Own Cosmos Chain - Part 1

Do you want to find out how to interact with Cosmos chains? Let's take it step-by-step.

Begin by interacting with a chain using simapp first. In the end, you will know how to run a node, create blocks, and send transactions.

Then discover the first steps to build an application-specific blockchain from scratch using the Ignite CLI to implement a checkers game.

About this chapter

In this chapter, you will:

  • Find instructions on how to setup your work environment.
  • Learn how to run a node and interact with a Cosmos SDK chain.
  • Work with the Ignite CLI.
  • Begin implementing a blockchain for a checkers game using the Ignite CLI.

This week, make sure to submit your exercise by May 30th, 23:59 UTC.

The submission of this exercise is required to continue with the program. Do not worry if you do not pass the quiz: it is meant to be an opportunity to practice and demonstrate your engagement with the program.

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