Click on the picture above to go to the timer page.
I used these with my smart board when students are working on some thing that the whole class is working on. I let them know how many minutes they have to work on it, then start a timer.
The timers are clever, and cute, so it just adds a little fun to basic work.
Here are a few under the "Timers for School":
There are a great variety so look around on the webpage:
If you have a classroom webpage, you can add a gadget to your page.