Corkboard Connections: Fun Countdown Timers for the Classroom. Not an app, but online timers that may be used on a Smartboard.
Elementary teachers share tried and true resources tested in our own classrooms - Classroom Tested Resources
5 awesome idea for managing time in the classroom! I especially love the iPhone alarm idea.
This Amco color alert timer has 3 vibrant colors that allow monitoring with one quick glance across the room. To use, turn on the timer and it blinks green. It blinks yellow with 10 minutes remaini…