The EMU Library offers many books & eBooks that describe training activities.
The links below generate searches in the Library Catalog.
Books24X7 has some electronic books with HR training excercises. You might find these in the Library Catalog. You can also go directly to Books24x7 and search the full text of the ebook pages.
Note you can find more books with exercises and assessments in the EMU Library catalog and by searching Books24x7.