> For the complete documentation index, see [llms.txt](https://docs.sandbox.game/jp/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.sandbox.game/jp/creators/voxedit/creative-guide/asset-guide/objects-machines.md).

# Objects, Machines

## Interactive Objects and Machines

Often, interactive objects are special use case items with moving animations or different static states to advance an experience narrative. Sometimes machines are animated objects that simply add character and detail to an Experience as props.

{% hint style="warning" %}
**IMPORTANT**

Interactive objects with motion keyframes will have a single collider around the whole asset. Ensure this boundary is tight so it feels natural when players approach it.
{% endhint %}