Samantha Garvey, 17, gets a hug from her science research teacher, Rebecca Grella, after she and her family were offered a rent-subsidized home. Ms. Grella said Samantha, like the mussels she has been researching for the national Intel science competition, has developed "a tough skin of shell." (Associated Press)

Samantha Garvey, 17, gets a hug from her science research teacher, Rebecca Grella, after she and her family were offered a rent-subsidized home. Ms. Grella said Samantha, like the mussels she has been researching for the national Intel science competition, has developed "a tough skin of shell." (Associated Press)