Personalized Pop Quiz Sister Best Teacher Newborn Layette. Forget the chalkboard. Funny teacher appreciation Newborn Layette - Light Blue with apple and pencil will express love and support for your favorite educator teacher says POP QUIZ WHO'S THE BEST TEACHER? MY SISTER. 100% combed ringspun cotton 5.8 ounce 1×1 baby rib sleeper. 3/8" flatlock binding at envelope neck and cuffs. Back sleeve flap to protect hands. Elastic opening at bottom. Infant: 0-3 Months