Complex sentence: There has also been the expansion of the Science Wing, and increased seating capacity in the hall with an annex, as well as the current building of the Fitness Suite and extension to the art rooms in the MacCarthy Block.
Split into simpler sentences: There has also been the expansion of the Science Wing, and increased seating capacity in the hall with an annex. As well as the current building of the Fitness Suite and extension to the art rooms in the MacCarthy Block.