Google Calendar - Create an online calendar to keep yourself organized, or a class calendar to share with your students.
Picasa Web Album - upload pictures then share them or link to your website. Here is a sample. Here is a sample of a slide show embedded into a class web page.
Google Notebook - Clip and Collect information as you browse the web. Automatically cites your resources. You must download the Google Notebook Extention for your web browser. Export into Google docs then Word if you wish.
Tutpup - Online drill and practice for math and spelling. Log in to play.
Funbrain (Grades K through 8): This popular site from Pearson Education features ‘Arcades’ specific to Math and Reading, along with the ‘Classic Funbrain’ games such as Math Baseball and Grammer Gorillas. Funbrain also has resources specifically for teachers, organized on this Teacher’s home page.
Discovery.com’s Games (Grades 3 and up): Dozens of activities, organized into 4 categories: Games, Quizzes, Puzzles, and Interactives. This is a high quality site.
Sheppard Software (All Ages): This site provides a wealth of free games, puzzles, quizzes, and more. An impressive, rich resource of fun educational games and activities. No registration required. I have to say that I personally enjoyed this site quite a bit, partaking in quizzes, completing puzzles, and checking out the many resources there.
FunSchool (pre-K through Grade 6): If you go to the Parents & Teachers section on this site, the games are grouped byPreschool, Kindergarten & 1st Grade, 2nd & 3rd, and 4th and 5th. The site offers more than 300 interactive games and activities that are fun and easy to use. Activities include matching numbers and shapes for preschoolers and geography, math and history for third through sixth graders.
National Geographic Channel’s Games Site (Grades 3 and up): This site features a variety of games and interactives and leans towards various science and history based adventures and activities, rather than the traditional subjects-specific types of games on many other sites. There’s a lot of cool stuff here, like Fossil Hunts, Journey to the Edge, Rhino Rescue, Monster Fish of the Congo, Earth in Balance, and How Taboo are You? PrimaryGames (Grades K through 6): Lots of fun games here, covering common subjects like Math, Language Arts, Social Studies, Science, and more.
Educational Games on NobelPrize.org (Grades 6 and up + Higher Ed): As stated on the site, “These games and simulations, based on Nobel Prize-awarded achievements, will teach and inspire you while you’re having FUN!” This is one of the more high end sites in terms of the level of content. Challenging fun for middle school students, high schoolers, college students, and adults.
Prongo (pre-K through middle school): The games here are divided by age level (3-6, 6-9, 9-12). This is a fun site with a dozen or more games in each category.
Childtopia (pre-K to 6): This site has versions in 5 languages, and 9 categories of activities, including Games, Learn to Draw, Listen and Reading Comprehension, Learn to Draw the Numbers, and so on. It appears to be predominantly Spanish based on the ads that surround the playing area. There is a premium version that eliminates ads and provides a full screen interface for just $12/year.