play doughOne minute you're holding your newborn baby, next
thing you know, your little one is already 3 years old! Time to
sign up for preschool. Time for dress-up, play dough, sandboxes,
snack time, and singing in circle time. Yay!  But wait -- maybe
you think your toddler is ready for preschool. But is he,
really? Is the preschool ready for her? Better think this
through a bit, first. Here are some signs your toddler might not
be so ready for preschool after all.  More from The Stir: First
Day of School: Starting Off on the Right Foot (PHOTOS)  1. When
you ask your toddler, "Show Mommy your knee!" he bites you on
the knee.  2. Whenever you introduce your kid to anther child,
the first thing he says is "MINE!" and tries to tear the kid's
hair off her head.  3. Your child only knows one word: NO.  4.
You haven't been able to wrest your kid's security blanket out
of her hands long enough to wash out the E. coli, snot, vomit,
dirt, and chocolate pudding and it's been declared a bio-hazard
by the local health d