This comprehensive Nelson textbook covers the the Advanced and Extension courses. Included are chapters on algebraic techniques, probability, and the very popular trigonometry.
An engaging video providing a summary of probability at the HSC level. The creator of this video has described it thus, "Probability is one of the most divisive topics in mathematics. Students seem to either love it or hate, here are some "guidelines" you can use to answer these questions."
This site provides digital tools, such as graphic calculators, for class activities, graphing, geometry, collaborative whiteboard and more. It includes free activities, simulations, exercises, lessons, and games for math & science.