This would be great to download for the students to have so that they have the proper definition of math terms. There are terms in this dictionary that may not apply to k-12 math, but the definitions are good for those terms that students may use. This site is designed to assist teachers and students who use problem solving. The site also provides many references for primary and secondary teachers as well as providing a place to add information of your own. They are utilities, math servers, specialty pages and preprint sites.
Utilities includes things such as reviews, a virtual library, geometry , and topology address book.
The math servers are a list of math servers from around the world. The specialty section gives a list of sites such as Math Magic and MegaMath . The preprint sites seem to be for complex mathematics and may not suit the school setting. MathType is the powerful, professional version of the Equation Editor in Microsoft Word, WordPerfect and AppleWorks. This is a wonderful site offering a variety of neat math games for kids of all ages.