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Help your students master differentials and linear approximation with this clear, scaffolded, and engaging lesson designed for Year 11 Maths Methods / introductory calculus. This resource builds understanding from first principles through to application, helping students confidently use dy=f′(x)dx to estimate changes and approximate values. 🔹 What’s Included: ✔ Step-by-step PowerPoint lesson (intro → worked examples → applications) ✔ Visual diagrams (tangent line, dxdxdx, dydydy, and c

Help your students master stationary points in calculus with this clear, ready-to-use PowerPoint presentation. Perfect for Year 11–12 Mathematics Methods or Calculus courses, this resource introduces key concepts and guides students step-by-step through differentiation, classification, and curve sketching. ✨ What’s Included: Definition of stationary points with clear explanations and visuals The three types of stationary points: local maximum, local minimum, and point of inflection Step-by