Three great stories! Concrete by Paul Chadwick, The Vitruvian Man by Steve Mattsson, Marc Badger, and Art Nichols. Fossil by Tony Salmons.
Concrete: "Water God" - Concrete tries out a swimming rig and is pestered by some over-enthusiastic kids.
Gene Shock: The Vitruvian Man: "Growth" - Gene recovers miraculously fast from the bullet wound he received. He feigns illness to avoid raising suspicion. When he sneaks out, his sister finds pictures of a superhero costume that he's been drawing. When he sneaks back in, she discovers more bullet wounds on his body...
Roma: Chapter Three - Roma meets, and very quickly becomes close to Alex Trace - Salinger Mass' assistant. Miss Bron gives Roma a little insight into why she has been raised as a human despite her alien nature.