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Microsoft Mathematics provides a graphing calculator that plots in 2D and 3D, step-by-step equation solving, and useful tools to help students with math and science studies.

If you are looking for that perfect icon for your web site, blog, web app or application, you will find them here.
Below is a compilation of the best ever Web Design and Development Icon Sets.
Please note, this list has no ranking.

Stock.XCHNG is under new management! Getty Images is proud to now wholly-own the world's best free stock site. SXC has a long history and a great community, and we're excited to grow with this unique site. We also have lots of expertise and experience to offer as industry leaders.

What does it mean to SXC users?
We're committed to making all the files in the SXC collection safe and reliable, ensuring that any time you use a file from here, it's with confidence.
The technology team behind iStockphoto, the world's number one microstock site, will keep SXC fast, stable and secure. In fact, we've upgraded much of the hardware recently, and done a full security audit.
SXC will be part of a strong family of companies, meaning lots of opportunities for members at our brother and sister sites.

Most of all though, we want to keep doing all the things that have already made SXC the success it is, and see it continue to grow and thrive.

More than 740 papers you can download and print for free. We've got graph paper, lined paper, financial paper, music paper, and more. (Or get them all on CD-ROM for $39.)

Printable Paper has been featured by LifeHacker, Kim Komando, Woman's World magazine, and elsewhere.