The search bar lets you search all of Boost for a resource or course. This is available on the teacher dashboard:
It's also available in the menu on the left hand side:
To use the search, enter your search term(s). Press 'Enter' on your keyboard, or select the magnifying glass.
Once your results have loaded, the tabs at the top lets you filter the results by category - resources, tests, lessons and so on:
If you change the tab to 'All courses', you can see search results from any course - even those you are not subscribed to:
If you want to refine your search results even further, select 'Filter':
This will give you the options of adding a number of filters to refine your search using a range of constraints: