What it is: ClassPad is free online software that lets you digitize your math scratch paper. You can create original teaching materials for the math classroom quickly and easily. With ClassPad, you can quickly add mathematical formulas, graphs, spreadsheets, and geometry sheets to share with your students (and other teachers). ClassPad can be accessed from tablets and computers. On touch devices, you can write calculations and graphics by hand, just like on actual paper. Students can access your materials through a unique URL. How to integrate ClassPad into your classroom: ClassPad is a fantastic tool for the mathematics and science…