very useful on every topic, good research starting point. May also search by level (K-graduate level)ePals Classroom Exchange
ePALS Classroom Exchange (ECE) allows students throughout the world to connect and exchange information with one another via email and online conferencing.JASON Project
Is founded by Dr. Robert D. Ballard after he had discovered the RMS Titanic because of the response he had received from children about his discovery. Areas of the website include: an Expedition Journal, a Student section that allows JASON students to contact one another, a Teachers' Guide with curriculum tips and online projects as well as a section on organizations and schools involved with JASON.NASA Quest
Project allows students to participate in a variety of projects where students can interact with NASA astronauts and engineers in several different areas, including hot topics like the recent mission to Mars.Postcards from America
50 State Travel AdventureS.O.S. for Information Literacy
"is a dynamic web-based multimedia resource for educators, currently in development, that promises to make a significant contribution to enhancing the teaching of information literacy skills to children."