Guides
Free, in-depth explanations of WA curriculum topics — read one on its own, or sign up to get the full interactive lecture and worksheet.
The Quadratic Formula, Explained
A step-by-step guide to the quadratic formula and the discriminant, for WA Year 10 Maths students.
States of Matter, Explained
How the particle model explains solids, liquids and gases, for WA Year 7 Science students.
Pythagoras' Theorem, Explained
A clear guide to finding a missing side of a right-angled triangle, for WA Year 8 Maths students.
Trigonometry: Finding a Missing Side
How to use SOH CAH TOA to find a side length in a right-angled triangle, for WA Year 9 Maths students.
Newton's Laws of Motion, Explained
A clear guide to inertia, F = ma, and action-reaction, for WA Year 10 Science students.
What Is a Derivative?
How the derivative arises as a limit of the difference quotient, for WACE Maths Methods (ATAR) students.