ePals.com Classroom Exchange
Connects thousands of classrooms and millions of students and educators worldwide for classroom-to-classroom projects and cross-cultural learning. Also provides school-safe email, eMentoring and web-browsing technology for the global educational market.

Kathy Schrock's DiscoverySchool.com
Anything and everything regarding education, for parents, teachers and students. Fresh ideas to enhance learning.

Thinkfinity
Formerly called Marco Polo, this site provides standards-based internet content and professional development for K-12 teachers and students.