Sunscreen is a no-brainer for babies in 2012. Unfortunately, understanding the differences among brands is less clear-cut.

As a Mother’s Day tribute to the smartest, funniest, and most talented moms we know, we’ve rounded up our favorite parenting tips from around the web.

Most new moms are obsessed with their babies’ skin. We all work hard to keep our little cherubs clean, soft, and safe from the sun. But skin is also an important part of the body’s immune system.

As the former CEO of Healthy Child Healthy World and co-founder (with Jessica Alba) of The Honest Company, Christopher Gavigan knows a thing or two about hidden toxics. In honor of Earth Day, we’ve asked him to shed some light on the potential dangers new parents might be missing—right in our own homes.