"E-Books for free online viewing and/or download"

"Calls are frequently heard for improving schooling by closing the gap between children's life out-of-school and traditional learning styles, and by broadening the space and span for life-long learning opportunities. The Math4Mobile development endeavors to engage all students with mathematical ideas. It provides a collection of tools that could be included in a variety of activities to support students' mathematical skills, conceptual understanding, and creative mathematical thinking. "

created a fully functional, browser-based  graphing calculator. The calculator performs all of the functions you would expect to see in a graphing calculator with a couple of extras that you don't find in typical graphing calculators. Desmos allows you to share your equations and graphs through a Bit.ly link. Desmos graphs your equations as you type them and redraws them as you alter your equations.

A great site for maths teachers. Lots of interactive applets and resources for teachers.

Experience Geometry on your desktop and on the web Easily create startling geometric constructions! Starting from simple triangle relations, continuing with trigonometric theorems up to fractals and transformation groups Cinderella lets you create and manipulate visualizations in an intuitive, yet powerful way. Using Java® technologies, constructions are seamlessly exported to the WWW. And even better: you can get this for free!

Liven up your Math lessons with some great free iPod Touch apps for your students to use in class. These are apps you can count on!

Math apps can rang from flash cards to calculators to graphing. One day an iPAD can be a textbook, a calculator, and a review sheets. Lately, there has been several reference apps released that contain formulas and other reference materials.

Also read the embedded PDF

A video lesson on a platform called Course Hero

Microsoft Mathematics 4.0, for students in middle school, high school, and early college, shows how to solve equations while bolstering understanding of fundamental math concepts. It features built-in Ink Handwriting Support, which lets you hand-write math problems and equations in a worksheet area on a tablet or ultra-mobile PCs for immediate solving or later work. The software also includes a graphing calculator capable of plotting in 2D and 3D, a movie editor, a library of formulas and equations, a triangle solver, and more.