At Academic Earth you can access free instructional courses and videos from such institutions as Stanford University, Yale, and Princeton. Course topics include subjects such as literature, mathematics, computer science, and many others.
The Beehive is maintained by the One Economy Corporation, a nonprofit organization based in Washington, D.C. The School section of the site offers information on helping your child with homework, getting your GED, preparing for college, and programs like No Child Left Behind. There is a place for students to find assistance with homework themselves as well.
"Edmodo is a social learning network for teachers, students, schools and districts. It provides free classroom communication for teachers, students and administrators on a secure social network. Edmodo also provides teachers and students with a secure and easy way to post classroom materials, share links and videos, and access homework, grades and school notices."
"In a single destination, Education.com offers: Thousands of fun and educational activities and printables, access to tens of thousands of current, credible, and easy to read articles, fun and insightful video content offering everything from parenting advice to step-by-step activity instruction, a rich community that helps parents connect with each other and with leading experts, and qualitative and quantitative information on preschools, K-12 schools, and higher learning institutions."
"Einztein, headquartered in Santa Monica, California, believes in a world where learning should be a function of desire not privilege. Einztein serves as a universal campus from which online learners can easily explore free online courses delivered by any combination of text, audio, video and other media. Whether you already know the course you’re looking for, or you just have a general idea, the purpose of Einztein is to make online courses easy to find. All courses featured on Einztein are hand picked by our editorial team based on their completeness and quality."
HomeschoolMath.net is a comprehensive math resource site for homeschooling parents and teachers: find free worksheets, math ebooks for elementary grades, extensive link list of games, interactive tutorials & quizzes, curriculum guide, and math teaching help articles/lessons. The resources emphasize understanding of concepts instead of mechanical memorization of rules.
"The Learning Network provides teaching and learning materials and ideas based on New York Times content. Teachers can use or adapt our lessons across subject areas and levels. Students can respond to our Opinion questions, take our News Quizzes, learn the Word of the Day, try our Test Yourself questions, complete a Fill-In or read our Poetry Pairings."