10 commonly misspelled words

From TheOatmeal.com: 10 Words You Need to Stop Misspelling (irreverent!)

Language Arts Power Points

Learn language arts through Power Point presentations and other links.

Great Backyard Bird Count

Here's the link for a poster PDF that also serves to remind you of the upcoming bird count: http://www.birdsource.org/gbbc/press/news-stories/2010-gbbc-poster

This is citizen science at its best! =)

Virtual fieldtrips

eFieldtrip - it's pretty neat!

Literature study guides

Free study guides for a large number of books from Glencoe Literature Libary. Go to the link, click on the book you want, and it'll take you to a brief synopsis plus the link to the study guide's PDF file at the bottom.

Terra Cotta Warriors

...from China! ;)

Earth Pulse

"A visual guide to global trends" - from National Geographic

Science videos on YouTube

The Eureka! series...starting with the first: on inertia!

Cosmic Journey

A History of Scientific Cosmology

Drawing like an interior designer

Suzanne posted a really nice demonstration at her blog, "an open [sketch]book", on how to work backwards to learn how to draw like a designer.

Interactive U.S. History Map

From Learn.org, an interactive U.S. History Map.

NASA Kids' Club

NASA Kids' Club...I think that says it all, doesn't it? ;)

Try Science

Sponsored by the New York Hall of Science, Try Science has online experiments, virtual field trips and adventures for kids to learn from and have fun with.

The Manhattan Project

What was New York like before it was a city? Check out The Manhattan Project!

Exploring history

...by traveling back in time with The Tenement Museum.

All about insects

Class Insecta - from my alma mater!

American history curriculum

American Heritage Education Foundation - I can't vouch that it's not biased, but from what I've seen so far, it doesn't seem to be. :)

Apollo 11 Image Gallery

Courtesy of NASA

Build a Bubble-Powered Rocket

Activity from NASA

Algebasics

Free online algebra tutorials at Algebasics

Drawing - top 10 mistakes beginners make

...tips from the drawing guide at About.com

Elderberry jelly!

I so want to make this, but we don't have enough on our property yet, and we don't want to pick the roadside ones. Simply Recipes' Elderberry Jelly

Disaster Dioramas

Combine history (morbid history, mind you) lessons with paper crafting.

Making crafts with trash

Trash Matcher

USGS

I can't remember if I've posted this before, but there are free teaching materials from US Geological Survey.

Virtual Tour of Old Faithful

from Yellowstone National Park. It was pretty nifty in real life, but if you can't get there yet, this is cool. :)

History lessons

World History Sources

Baked egg rolls!!

Ok, this isn't exactly educational in the traditional sense, but it sure looks yummy, and I want to make this in the future, so I'm filing it here. :)

Homemade Baked Eggrolls

Sibley Online Guide to Birds

From eNature.com - http://sibley.enature.com/

Discover New Zealand

Sounds like a commercial, eh? This site looks pretty interesting: Te Ara.

How to draw portraits

http://www.youtube.com/view_play_list?p=DE90A0B005052EFB

I've not watched these myself yet, but from the snippets I've seen, it looks really great! Free is always good too. ;)

Virtual field trip to Forbidden City

A virtual tour of China's Forbidden City.

Web Gallery of Art

Web Gallery of Art - is a virtual museum and searchable database of European painting and sculpture from 12th to mid-19th centuries.

Literature for kids

Free audio and video literature for kids.

Everything you've wanted to know about Seismology

http://www.iris.edu/hq/

Asian Pacific Heritage Month

Asian Pacific Heritage Month - which I've missed most of...

Theory vs. Hypothesis

I wish I had started gathering all my links sooner...before @sciam asked me why I was annoyed at them for propagating the wrong usage. :}

From NPR
Scientific Law, Hypotheses and Theories
From Chemistry at About.com

How-to-bird videos

Cornell Lab of Ornithology's Inside Briding videos teach how to identify birds.

Tour of a Windmill

Take a virtual tour and learn all about a windmill at the Jill Windmill site.

Learn the Bill of Rights

Mainly for kids, but very educational even for adults: The Bill of Rights Institute

FactMonster's Writing Skills site

For kids: learn different types of writing as well as spelling and grammar.

FrenchtasticPeople

Learn French for free at FrenchtasticPeople.

Science Friday...science any day!

Science Friday offered on NPR

All About Birds

All About Birds - from the folks at Cornell Lab of Ornithology

Neotropical birds

Learn all about neotropical birds from Cornell Lab of Ornithology.

Periodic Table Videos

Can anything be more fun than songs for the elements? ;)

The Periodic Table of Videos

Planning for college

Since ds#1 is 13, I've been thinking a lot about this topic.

College Planning Simplified

Trademark and Patent FAQs

Everything you've ever wanted to know about patents and trademarks in the U.S.

Home science experiments

Joey Green's Mad Scientist Experiments - let's blow up something, kids! :)

Learn American Sign Language - for free!

ASL (American Sign Language) University

Very cool...I've always wanted to learn, and the kids don't like the singing ASL program on PBS. ;)

On or By accident

Ok, this is somewhat educational, but more amusing than anything:

http://grammar.quickanddirtytips.com/on-accident-versus-by-accident.aspx

Biology Questions and Answers

http://www.biology-questions-and-answers.com/

Variety of Harvard Lectures

Harvard @ Home - http://athome.harvard.edu/archive

Top 10 Blog Hosting Sites

from About.com - http://personalweb.about.com/od/bloghosting/tp/bloghosting.htm?nl=1

I know most visitors here already have blogs, but in case anyone is looking for recommendations, I thought I'd share the above page.

Free curriculum tools from NASA

for educators teaching astronomy: http://astrophysics.gsfc.nasa.gov/outreach/educators.php

Academic Earth

"Video lectures from the world's top scholars" - they have Walter Lewin's physics lectures on here! :)

Just for fun: flipping your words

http://flipmytext.com/

Wrote a book & need an agent?

http://www.agentquery.com/

100+ Language Learning Sites

I've not tried any of the links out, but the page looks intriguing: http://www.c4lpt.co.uk/Showcase/100langlearning.html

SciCentral

SciCentral...bills itself as the gateway to the best science news sources.

Learn about Twitter

Learn all about Twitter from Professional SAHM.

BookWire

BookWire - Book reviews, author resources, and book industry news and stats.

Writing contests

http://www.newpages.com/literary/contests.htm

Two posts on gorgeous Hubble image

From Examiner.com and the Bad Astronomy blog.

Page of random resources

5000+ Resources to Do Just About Anything Online

Stanford Entrepreneurship Corner

Free podcasts and video clips from Stanford.

Another rhyme dictionary site

Thanks to Carrie-Gigi! :)

RhymeZone

Visible Body

A nice review of it (with link) is at Educate Freely.

Chemistry Quick Reviews

http://chemistry.about.com/od/chemistryquickreview/Chemistry_Quick_Review.htm

Google for Educators

http://www.google.com/educators/index.html

How to Install a Social Bookmarking Tool on Your Blog

http://alloverart-nc.blogspot.com/2009/01/how-to-install-social-bookmarking-tool.html

Big Huge Thesaurus

Synonyms, antonyms, and rhymes...http://words.bighugelabs.com/

Automatic Rhyming

http://www.writerhymes.com/

Vote where Hubble should point!

http://blogs.discovermagazine.com/badastronomy/2009/01/28/you-can-help-point-hubble/

Free Online Writing Courses

10 universities that offer free online writing classes:

http://education-portal.com/articles/10_Universities_Offering_Free_Writing_Courses_Online.html

Collective Nouns

I've been wanting this list for a long time!

http://users.tinyonline.co.uk/gswithenbank/collnoun.htm

Kitty Cam

Not completely educational, but it's adorable, and you do learn about why it's good to spay and neuter your pet: http://www.ustream.tv/channel/kitty-cam-2

Beginning Beekeeping - for Michelle-Pixie

http://www.squidoo.com/beekeeping-for-beginners

Animal Kingdom gets a New Root

http://blog.wired.com/wiredscience/2009/01/urmetazoan.html

Super Neptune Caught by Small Telescopes

http://blogs.discovermagazine.com/badastronomy/2009/01/26/super-neptune-caught-by-small-telescopes/

10 Stories Behind Dr Seuss Stories

http://www.cnn.com/2009/LIVING/wayoflife/01/23/mf.seuss.stories.behind/index.html

Newbery and Caldecott Winners Announced

http://www.publishersweekly.com/article/CA6632003.html

Chinese Take Out Boxes Templates

One from Mirkwood Designs, the other from Kimstamps.

Both courtesy of a post from Be Different...Act Normal.

Earth's Mineral Evolution

http://www.astrobio.net/news/article2934.html

Cyberspace - dangerous and not dangerous

http://www.physorg.com/news151510052.html

Ancient Persians Gassed Romans

http://news.bbc.co.uk/2/hi/science/nature/7837826.stm