There are many GCS schools with grant proposals on the Donors Choose website currently, including a proposal at Jones, and you can apply your gift card to any proposal from any school in the US.
This is from the Donors Choose website:
We're excited to be part of Borders' Super Classroom Days on December 4th and 5th.
Through this partnership, any customer making a purchase at a Borders Bookstore will receive a $15 DonorsChoose.org gift card. Gift cards will be availabe at all Borders stores and are limited to one per person while supplies last.
Gift cards can be used to support classroom projects posted on DonorsChoose.org by public school teachers across the country. To redeem a gift card, search for projects at schools near you.
How to redeem a DonorsChoose.org gift card
Gift cards distributed by Borders will expire on December 30th, so pick a project to support right away!
For more information on how your local school can benefit, see these frequently asked questions:
Note for teachers: Projects with materials from any vendor can be supported with these gift cards. Gift card redeemers have until December 30th, 2010 to choose a project to support.