The first one is done alone the second is done with someone else
It would most likely come as a categorical grant.
Categorical grants are the type of grants that could only be used for specific purposes (Including education, health, child development, etc)
Block grants are used for wide variety of services (not tied to one) and project grants are given to fund researchers to conduct Government-owned studies.
I did some research and i think it’s true but i suggest you look more into it or see if you have left over work that tells you about it.