Crowdsourcing Options
Kickstarter - Funding for independent projects, can be just about anything.
Donors Choose.org - Funding for K-12 School Projects
Experiment.com - Science Funding
Teachers Pay Teachers - Lesson plans designed by teachers for teachers
Go Fund Me - Funding of all sorts, personal, professional, business, charity, etc...
indiegogo - Entrepreneurial Site to help launch products and ideas.
Earlyshares - Real Estate Investing via crowdsourcing
Petridish (dead) - Funding for science projects
Startup Scholar (dead) - Funding for educational projects for college students.
Grant Funding Options
Toshiba America Foundation - Grants for K-12
Social Innovation Fund - Via The White Houseeconomic opportunity, healthy futures, and youth development.
Sparkplug Foundation - Funding for Music, Education, and Community Organizing
The National Endowment of the Humanities- Supports teaching and learning in schools and colleges, supports original scholarship.
Walton Family Foundation - Funding for Education reform.
Edutopia - The George Lucas Educational Foundation, improving K-12 learning.
Alfred P. Sloan Foundation - Grants in support of original research and education in science, technology, engineering, mathemtics (STEM) and economic performance.