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The Bungee Jumper: a simple mathematical model

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.

Publisher: T³ Europe

Author: Ian Galloway

Topic:  STEM

Tags: Acceleration, Algebra, Dynamic Simulations, Functions, Mathematical thinking, Mechanics, Modelling, Physics, Sharing Inspiration 2019, Stochastics

Transversals in Triangles

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

Topic:  Mathematics

Tags: 2D shapes, Algebra, Analysis, Analytic Geometry, Animations, Calculus, Chaos, Derivative, Didactics, Dynamic Simulations, Dynamic Systems, Equations, Function Plotter, Functions, Geometry, Graphing, Sharing Inspiration 2017, Solving equations, Triangle, Zeros

Earth-Moon Model

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

Publisher: T³ Europe

Author: Nevil Hopley

Topic:  STEM

Tags: E-Learning, Algebra, Modelling

A Lunar Ellipse

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

Topic:  STEM

Tags: 3D Geometry, Coding, Algebra, Randomness, Angles, STEM, Area, T3, Ellipse, TI-Innovator, Frequency, Modelling, Physics, Sine

Dissecting squares

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

Publisher: Texas Instruments UK

Editor: Barrie Galpin

Topic:  Mathematics

Tags: Fractions, Scattergraphs, Algebra, Geometry

Connecting Algebra, Geometry and Graphs

Move from words to symbols, to geometric representations, to plotted points and finally to graphs.

Publisher: Texas Instruments UK

Editor: Barrie Galpin

Author: Allan Duncan

Topic:  Mathematics

Tags: Linear, Quadratic, 2D shapes, Letters and symbols, Geometry, Algebra

The sheep-pen problem

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

Publisher: Texas Instruments UK

Editor: Barrie Galpin

Author: Allan Duncan

Topic:  Mathematics

Tags: Quadratic, Perimeter, Area, Algebra

M3 - Das Grundgesetz der Mechanik (2. Newton`sches Axiom)

Das Grundgesetz der Mechanik beschreibt die Wirkung einer Kraft auf die Bewegung eines
Körpers.

Publisher: T³ Deutschland - Materialien

Author: Mirco Tewes

Topic:  Physics, STEM

Tags: Algebra