Raz-Kids.com: Online library of books. Read, record yourself reading aloud, or just listen to a book read for modeled fluency. + Interactive quizzes to check understanding.
StarFall: Interactive comprehension and phonemic activites for young readers.
Power Proofreading: Great tool to improve your grammar, punctuation and other writing skills.
Wacky Web Tales: More fun reading practice.
FreeReading: A free reading intervention site geared towards students grade K-3 complete with literacy activities and lessons/ideas links.
ReadKiddoRead.com is a user-friendly site designed to help parents, teachers, librarians, and other adults find books that kids of all ages will enjoy.
Online Interactive Stories for Kids: Talking books
Links to Tons of Reading Sites for Students
Boston.com's Family-Friendly Event Calendar
Ice Stories- Dispatches from Polar Scientists
Interactive Science Simulations: Might be higher than Elementary Level but you have to check out the Simulation under Electricity, Magnets & Circuts called the John Travoltage.
Cells Alive: An Interactive Animation of Plant and Animal Cells
The Visible Body: 3D Human Anatomy...AMAZING SITE!
SHOW/World: Choose a subject and watch the globe change based on data
Frontier Alaska Game: Think you've got what it takes to survive in the Alaska Wilderness?