Introducing...the Bullet Journal.
Have trouble keeping track of everything in your life? Meet the Bullet Journal, a new way of getting your life (and your family) in order. Finally rid yourself of all the sticky notes and scraps of paper. Organize your days, your month, your year.
It will even fit in most bags. Score.
After checking out the above video, jump over to the Bullet Journal site for more on how it works and how to start using this amazing system.