# Page Not Found

The URL `gum-code/monogame/gum-forms/controls/checkbox` does not exist.

You might be looking for one of these pages:
- [CheckBox](https://docs.flatredball.com/gum/code/controls/checkbox.md)
- [Layered Forms](https://docs.flatredball.com/gum/code/monogame/layered-forms.md)
- [ComboBox](https://docs.flatredball.com/gum/code/controls/combobox.md)
- [TextBox](https://docs.flatredball.com/gum/code/controls/textbox.md)
- [ListBox](https://docs.flatredball.com/gum/code/controls/listbox.md)

## How to find the correct page

1. **Ask a question**: /gum/sitemap.md?ask=<question> - Complete answer with sources
2. **Browse the full index**: [/gum/sitemap.md](https://docs.flatredball.com/gum/sitemap.md) - Complete documentation index
3. **View the full content**: [/gum/llms-full.txt](https://docs.flatredball.com/gum/llms-full.txt) - Full content export

## Tips for requesting documentation

- For markdown responses, append `.md` to URLs (e.g., `/gum/code/controls/checkbox.md`)
- Use `Accept: text/markdown` header for content negotiation