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Population predictions

Real-time population data is used to develop models and make predictions of world population growth.

Verlag: Texas Instruments UK

Herausgeber: Barrie Galpin

Autor: Jonathan Powell

Fach:  Mathematics

Schlagwörter: Linear, Exponential, Data

Diameters of Polygons

Investigate the ratio of perimeter to diameter for regular polygons.

Verlag: Texas Instruments UK

Herausgeber: Barrie Galpin

Fach:  Mathematics

Schlagwörter: 2D shapes, Perimeter, Polygons

Sequences

Generate sequences using term-to-term and sequence to term rules.

Verlag: Texas Instruments UK

Herausgeber: Barrie Galpin

Autor: Jay Timotheus

Fach:  Mathematics

Schlagwörter: Patterns

The Discriminant

Explore the role of the discriminant in describing the roots of quadratic equations.

Verlag: Texas Instruments UK

Herausgeber: Barrie Galpin

Autor: Andy Kemp

Fach:  Mathematics

Schlagwörter: Quadratic

Rotation about a point (template)

A ready-made Graphs page for rotation about a point

Verlag: Texas Instruments UK

Herausgeber: Christopher Rath

Fach:  Mathematics

Schlagwörter: Rotations

Enlargement/reduction from the origin (template)

A ready-made Graphs page for enlargements centred at the origin.

Verlag: Texas Instruments UK

Herausgeber: Christopher Rath

Fach:  Mathematics

Schlagwörter: Enlargement and reduction, Geometry

Enlargement/reduction (template)

A ready-made Graphs page for the enlargement/reduction of an object

Verlag: Texas Instruments UK

Herausgeber: Christopher Rath

Fach:  Mathematics

Schlagwörter: Enlargement and reduction

Frequency plot on a split page (template)

A ready-made split page with blank spreadsheet and frequency plot.

Verlag: Texas Instruments UK

Herausgeber: Christopher Rath

Fach:  Mathematics

Schlagwörter: Tables, Frequency

Centres of a Triangle

Construct some of the centres of a triangle and investigate relationships between them, discovering the Euler Line

Verlag: Texas Instruments UK

Herausgeber: Barrie Galpin

Fach:  Mathematics

Schlagwörter: Circles, Zeros, Geometry

Averages with dice

Simulate the throws of one or more dice, predict and tabulate outcomes. Plot the data and obtain averages and the range.

Verlag: Texas Instruments UK

Herausgeber: Barrie Galpin

Autor: Jay Timotheus

Fach:  Mathematics

Schlagwörter: Averages, Expected frequency, Randomness, Probability

Circle Theorems

Explore five circle theorems by moving lines and points around the TI-Nspire screen.

Verlag: Texas Instruments UK

Herausgeber: Barrie Galpin

Autor: Jay Timotheus

Fach:  Mathematics

Schlagwörter: Circle

Reflection

Experience reflection dynamically: relationships between the object, the image and the position and orientation of the mirror.

Verlag: Texas Instruments UK

Herausgeber: Barrie Galpin

Autor: Jay Timotheus

Fach:  Mathematics

Schlagwörter: Reflection, Geometry

Relative Frequency

Animation comparing absolute and relative frequencies for simulated dice throws and coin tosses

Verlag: Texas Instruments UK

Herausgeber: Barrie Galpin

Autor: Jay Timotheus

Fach:  Mathematics

Schlagwörter: Frequency, Probability

Power and Exponential Laws

Modelling situations where experimental data suggests there may be either power or exponential functions

Verlag: Texas Instruments UK

Herausgeber: Barrie Galpin

Fach:  Mathematics

Schlagwörter: Exponential, Powers and roots, Scattergraphs, Logarithms, Modelling

Straight-line Graphs

Introducing the connection between linear equations and straight-line graphs

Verlag: Texas Instruments UK

Herausgeber: Barrie Galpin

Autor: Jay Timotheus

Fach:  Mathematics

Schlagwörter: Linear, Patterns, Functions

Similar Shapes

A dynamic approach to enlargement and similarity

Verlag: Texas Instruments UK

Herausgeber: Barrie Galpin

Autor: Jay Timotheus

Fach:  Mathematics

Schlagwörter: Geometry, 2D shapes

Triangle construction

When constructing triangles, why is there only one possibility?

Verlag: Texas Instruments UK

Herausgeber: Barrie Galpin

Autor: Jay Timotheus

Fach:  Mathematics

Schlagwörter: Fractions

Crop Circles

Geometrical constructions and patterns in the context of crop circles

Verlag: Texas Instruments UK

Herausgeber: Barrie Galpin

Autor: Jay Timotheus

Fach:  Mathematics

Schlagwörter: Polygons, Triangle, Symmetry, PI

Complex numbers- multiple choice questions

Three .tns files of multiple choice questions on the topic of complex numbers.

Verlag: Texas Instruments UK

Herausgeber: Barrie Galpin

Autor: Jonathan Powell

Fach:  Mathematics

Schlagwörter: Nombres complexes

Estimating fractional areas

An activity to help students think about and appreciate simple fractions.

Verlag: Texas Instruments UK

Herausgeber: Barrie Galpin

Autor: David J C Elgin

Fach:  Mathematics

Schlagwörter: Fractions, Percentages, Area