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Topic: Factorisation
Animated visual proof of the difference of two squares
A clear, animated visual proof of the fomula for the difference of two squares. The step-by-step explanations can be turned off if you are presenting this to a class.
Completing the Square Game
Practise finding which term to add (and then subtract) when you are completing the square.
SeeMath mathematics animations
Free, engaging, professional-quality animations of mathematical concepts that can help students to make deeper connections between areas of mathematics. Perfect for the interactive whiteboard (IWB) or data projector. You can link directly to any animation and new animations are added every few days.
Wrecks Factor
From MangaHigh.com, factorise quadratic expressions to answer the ships’ distress calls and save their stricken crews!
The Wrecks Factor’s four increasingly challenging game modes cover a huge range of quadratics, from simple ones in the form of (x + 2)(x + 3) right up to tougher examples in the form of (2x + 3)(x + 1), including quadratics with common factors.