You can see how the planets rotate, you can see the constellations, it is a great visual for teaching astronomy and for teaching about the planets and solar system.
Shape It Up is one of many good educational games and activities on Kinetic City. Shape It Up is an activity that would be good for use in an elementary school Earth Science lesson. The activity presents students with "before" and "after" images of a piece of Earth. Students then have to select the force nature and the span of time it took to create the "after" picture. If students choose incorrectly, Shape It Up will tell the student and they can choose again.
Free spelling games at gamesgames.com. This site is worth checking out there is such a variety in the games. There will be something for everyone. Great site to share with parents or add to your web page.
XP Math is a good place to find math games, math videos, math worksheets, and math e-books. The games section of XP Math offers games for basic arithmetic, algebra, geometry, and probability. Create an account on XP Math and you can keep track of your scores.
Primary Games offers a collection of mathematics games as well as games for other content areas. You can grab some of the games on Primary Games and embed them into your own blog or website.
Learn With Math Games is a site that I like because it offers online games as well as PDF templates for games that teachers and students can play in their classrooms. Learn With Math Games is organized by grade level and by mathematics topic.
The Problem Site is loaded with great games for students. Some of the games are traditional "hang-man" style games, some of the games are traditional games with a twist, and some of the games are completely new. Each game is designed to help students develop problem solving skills. The games are categorized as word games, math games, or strategy games.
Smarty Games features games for developing basic mathematics and reading skills. There are six mathematics games covering basic addition, subtraction, multiplication, and division. The reading section has two alphabet games and nine animated stories. In addition to the mathematics and reading activities, Smarty Games offers activities for learning to read a clock, puzzles, mazes, coloring activities.
Geosense is a fun way to use and improve your knowledge of world geography. Players can play against the computer or challenge another player. Geosense can be played anonymously or you can register and have your scores recorded for you. There are four Geosense maps (US, World, Europe, or advanced) that players can select from.