Resource Portal

Here you can find STEM education resources.

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ABC-Formule

Een uitgebreide variant van de ABC-formule

Author: Jan Elemans

Topic:  Mathematics

Tags: 2D shapes, Tutorial, Algebra, Programming, Analysis

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

Similar Shapes

A dynamic approach to enlargement and similarity

Publisher: Texas Instruments UK

Editor: Barrie Galpin

Author: Jay Timotheus

Topic:  Mathematics

Tags: Geometry, 2D shapes

Moveable Squares

Move congruent squares to form nets, polyominoes and other shapes. (Ideally used with TI-Nspire Navigator)

Publisher: Texas Instruments UK

Editor: Barrie Galpin

Topic:  Mathematics

Tags: Nets, 2D shapes, Symmetry

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

Diameters of Polygons

Investigate the ratio of perimeter to diameter for regular polygons.

Publisher: Texas Instruments UK

Editor: Barrie Galpin

Topic:  Mathematics

Tags: 2D shapes, Perimeter, Polygons

Semigrams

Investigate shapes formed by joining mid-points of adjacent sides of a quadrilateral.

Publisher: Texas Instruments UK

Editor: Barrie Galpin

Topic:  Mathematics

Tags: 2D shapes, Geometry