## IntMath Newsletter: Free resources, derivative from first principles

In this Newsletter:

1. Free resource: Study Tips from Cornell University

2. Have your say - how should math education be changed?

3. Free resource: Space Math @ NASA

4. Derivative of square root of sine x by first principles

5. GeoGebra is part of Google Summer of Code 2011

6. Lesson idea for order of operations

7. Final thought – enthusiasm