The School of Black Belts iPhone application provides a great introduction for anyone getting into martial arts.
You can download the videos which interest you and watch them to help improve your techniques before that important grading.
![sobb-iphone-app Tutorial Screenshot 1](/wp-content/uploads/2012/03/sobb-iphone-app1.jpg)
![sobb-iphone-app-2 Tutorial Screenshot 2](/wp-content/uploads/2012/03/sobb-iphone-app-21.jpg)
Download the School of Black Belts App by clicking here: