To use Labster simulations, first add the Labster tool to the Sakai course.
Select Site Info.
![Select Site Info](https://media.screensteps.com/image_assets/assets/005/403/691/original/49d8f61a-9b6d-4728-aa70-1300bdbe4d34.png)
In the target Sakai site, select Site Info from the Tool Menu.
Select Manage Tools.
![Select Manage Tools](https://media.screensteps.com/image_assets/assets/005/403/693/original/0d5b7ca8-03d6-45a2-881c-e3f746f768ad.png)
Select Manage Tools from the Actions Menu.
Check Labster US.
![Check the box for Labster US](https://media.screensteps.com/image_assets/assets/005/403/695/original/14507d53-4f89-4662-a7be-ab68f2bcc9a2.png)
Scroll down and locate the Labster US tool in the list of available tools. Check the checkbox to the left of Labster US.
Select Continue.
![Select Continue](https://media.screensteps.com/image_assets/assets/005/403/697/original/91c90e01-5e07-417d-9713-316cd9964e77.png)
Scroll to the bottom of the page and select Continue.
Select Finish.
![Select Finish](https://media.screensteps.com/image_assets/assets/005/403/699/original/a1610b47-59da-4f23-9f99-24de92b3112e.png)
Confirm the addition of the Labster US tool by selecting Finish.
Tool appears in Tool Menu.
![New tool appears in menu](https://media.screensteps.com/image_assets/assets/005/403/701/original/2daa13f5-3033-43a0-aa7f-e858ea698578.png)
The Labster US tool will appear at the bottom of the site Tool Menu.