Saturday, April 22, 2006 Lockdowns and Fractions We've had a lockdown at least once a year since I've been at this school, for various reasons. A lockdown is when something dangerous is going on outside the school or in the school, so all the teachers lock the doors, pull down the blinds, get the kids away from the door, and wait for instructions. Depending on the principal, some of them have tried different codes so the kids won't be scared: the most popular is "Mr. Keys is in the building." Aside from the kids who thought that must be Alicia Keys' father, they wouldn't have caught on, except that there are always so many new teachers that this has to be followed with, "So please lock your doors, don't let children out, move them away from the doors and windows..." Most of them don't last that long. I think my first lockdown was because some bank robbers from San Francisco led police on a high speed chase which ended in