A donation to the Tsunami Relief efforts in January 2005 can still be claimed on your 2004 tax return. Just in case you need another reason to give.
Asha For Education is a secular organization dedicated to change in India by focusing on basic education in the belief that education is a critical requisite for socio-economic change. They have a blog with volunteer updates on their current rehabilitation projects, which include education on disease prevention, supporting homeless families to give them rent and basic needs, rebuilding schools, and finding necessary supplies like stoves, baby clothes and bookbags.
You can help them with their efforts by donating here.