www.skimble.com/

This is a website that always you to track all of your activities that you are doing for the week as well as the month. It allows you to not only schedule this, but also upload them to your twitter or facebook as well as add research or a schedule for each of those activities. This would be very helpful as a physical education teacher that is also a coach. You can put down what lesson plans you are doing when and then add resources or links to videos that you might need to show your class. Also it would be helpful to add in your practice/ game schedule.