Phillip Underwood and Michelle Sheridan and their children, Logan and Lilliana, gather in their living room in Frederick, Md., after a long day of work and school. The couple had delayed marriage, in part for financial reasons. James Clark/NPR hide caption

itoggle caption James Clark/NPR

Lindolfo Carballo, an immigrant from El Salvador, meets his son, Raynel, outside school. In El Salvador, he says, families often "teach their boys one thing and their girls differently." He's trying to set a different example for his children. Sarah Tilotta for NPR hide caption

itoggle caption Sarah Tilotta for NPR

Alcohol: a key babyproofing product for this little mother. Illustration by Daniel M.N. Turner/Photos via istockphoto.com hide caption

itoggle caption Illustration by Daniel M.N. Turner/Photos via istockphoto.com

A Kansas City family prepares a meal together. A new study finds that working mothers log more hours — and get more stressed — than working fathers while multitasking at home. (This family wasn't part of the research.) Allison Long/MCT /Landov hide caption

itoggle caption Allison Long/MCT /Landov