On that page you can find a list of school supplies needed and a donate now button.
This organization helps homeless kids. Go here for their main web page and to find out about what they do.
If you are in the Dallas area and want to drop off stuff at their offices; 10555 Newkirk, Dallas, TX 75220
You can see a bit of the backpack fill drive on Meetup.com
If you can help, please do. Boosting this signal would also be greatly appreciated.