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Exploring the energy transfers as a bungee jumper falls by considering each of the three stores (kinetic, gravitational and elastic) as a function of x and then summing.

Author: Ian Galloway

Område:  STEM

Simple properties of medians, central verticals, angle bisectors and heights are shown.The idea is to show that it is not self-evident, that transversal lines in a triangle intersect in one…

Author: Dieter Bergmann

Område:  Mathematics

Constructing a scale model of the Earth and Moon in a classroom.

Author: Nevil Hopley

Område:  STEM

Labels: E-Learning, Algebra, Modelling

Students consider the question "What is the shape of the curve forming the terminator of the crescent moon?" They then calculate the area of the crescent and graph its variation over one m…

Author: Ian Galloway

Område:  STEM

Author: Barrie Galpin

Labels: Algebra

A square is dissected to form three triangles and a quadrilateral. What fraction of the square is each part?

Author: Barrie Galpin

Labels: Fractions, Scattergraphs, Algebra, Geometry

Recognise a quadratic in a realistic context and solve an optimisation problem

Author: Barrie Galpin