When building Gatsby sites, you'll very likely be building GraphQL queries. graphiql-explorer is a plugin for GraphiQL that enables you to interactively explore and build GraphQL queries. It enables you to construct full queries by clicking through available fields and inputs without the repetitive process of typing these queries out by hand!

This video will teach you:
- How to access the GraphiQL Explorer
- How to build a query using the GraphiQL Explorer

Build a GraphQL Query using Gatsby’s GraphiQL Explorer

Gatsby automatically turns React components located in `src/pages` into pages with URLs.

This video will show you:

- How to create a new component in `src/pages` to automatically create new pages in Gatsby.

## Further reading
- [Create pages in Gatsby automatically](https://www.gatsbyjs.org/docs/recipes/#creating-pages-automatically)

Automatically Create Pages in Gatsby

Yarn workspaces are a great way to set up a project for theme development because they support housing multiple packages in a single parent directory and link them together.

This video will teach you:

- How to use the Gatsby theme workspace starter to quickly set up a workspace to build a new Gatsby theme.

## Further reading

- [Setting up Yarn Workspaces for Theme Development](https://www.gatsbyjs.org/blog/2019-05-22-setting-up-yarn-workspaces-for-theme-development/)
- [Building Themes](https://www.gatsbyjs.org/docs/themes/building-themes) guide.

Use the Gatsby Theme Workspace Starter to Begin Building a New Theme

Routing between pages in Gatsby relies on the `<Link />` component.

This video will show you:
- How to link between pages in Gatsby.

## Further reading
- [Linking between pages](https://www.gatsbyjs.org/docs/recipes/#linking-between-pages) (text version of this lesson).

Gatsby Docs

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