Personalized Pop Quiz Sister Best Teacher Long Sleeve Creeper. Forget the chalkboard. Funny teacher appreciation Long Sleeve Creeper - Pink with apple and pencil will express love and support for your favorite educator teacher says POP QUIZ WHO'S THE BEST TEACHER? MY SISTER. For chillier weather, dress baby in this soft long sleeve creeper in a great fitting 1x1 baby rib. 5.0 oz., 100% combed ringspun cotton, 1x1 baby rib. White is sewn with 100% cotton thread, Flatlock seams, Double-needle stitched rib binding on neck, shoulders, sleeves and leg openings,Reinforced three-snap closure on binding.