This selection of digital curriculum resources is a sample of some of the best resources from the thousands of items made available by the National Digital Learning Resources Network. The sample is designed to assist teachers find, use and adapt teaching and learning materials that are aligned to the Australian Curriculum subject areas for Foundation year to year 10.
This has always been my favourite stopwatch for the IWB. Check out the different versions available from the home page - http://www.online-stopwatch.com/
I like the Bomb Countdown, Classroom Timers (rocket and running race) and Interval Timer