Moving from Degrees to Radians

Measuring angles using degrees and radians (both decimals and fractions of π).

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Nevil Hopley

Sujet:  Mathematics

Tags: Fractions, Decimals, Angles, History of maths, Trigonometry

Volumes of Revolution

Rotate a curve about the x-axis and explore the volume of the shape generated.

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Andy Kemp

Sujet:  Mathematics

Tags: Integration

The Sine Rule

Investigate ratios in triangles that are not right-angled

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Sujet:  Mathematics

Tags: Trigonometry, Sine

Shoe Sizes with Box Plots

Introducing boxplots and using them to compare very large data sets.

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Jay Timotheus

Sujet:  Mathematics

Tags: Data, Box plots, Time series

Circumference

Explore the relationship between radius, diameter and circumference of circles.

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Sujet:  Mathematics

Tags: Circumference

Discovering e

An exploration of various definitions of Euler's constant, 'e'.

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Andy Kemp

Sujet:  Mathematics

Tags: Exponential, Differentiation, Calculus, Integration

Hydrocarbons

Pattern spotting in the context of the chemical formulas of the hydrocarbons

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Linda Tetlow

Sujet:  Mathematics

Tags: Patterns, STEM, Chemistry, Sustainability

Ice and Salt

Use a temperature probe to investigate the effect of adding salt to a water/ice mixture.

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Ian Galloway

Sujet:  Mathematics

Tags: Physics, Data collection, Sustainability

Air Resistance

Motion data from weighted cones shows air resistance varies as the square of terminal speed

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Ian Galloway

Sujet:  Physics, STEM

Tags: Physics

Introducing Trigonometry

Use interactive diagrams to investigate the ratio of two sides of a right-angled triangle.

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Fiona Moir

Sujet:  Mathematics

Tags: Trigonometry

Exploring our Solar System

Detailed data for the properties of the planets with 10 pages of questions.

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Bikash Jain, Stephen Arnold

Sujet:  STEM

Tags: Data, STEM, Physics, Sustainability

Premier League Goals

Compare frequencies of goals scored per team per match and resulting scorelines.

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Sujet:  Mathematics, STEM

Tags: Data, Frequency, Sport, Probability, Coding

Linear, Quadratic and Cubic Function Explorer

Explore linear, quadratic and cubic functions, their graphs and their different algebraic representations.

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Nevil Hopley

Sujet:  Mathematics

Tags: Linear, Quadratic, Powers and roots, Coordinate systems, Discriminant

Centres of a Triangle

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

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Sujet:  Mathematics

Tags: 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.

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Jay Timotheus

Sujet:  Mathematics

Tags: Averages, Expected frequency, Randomness, Probability

Circle Theorems

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

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Jay Timotheus

Sujet:  Mathematics

Tags: Circle

Reflection

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

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Jay Timotheus

Sujet:  Mathematics

Tags: Reflection, Geometry

Relative Frequency

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

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Jay Timotheus

Sujet:  Mathematics

Tags: Frequency, Probability

Power and Exponential Laws

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

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Sujet:  Mathematics

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

Straight-line Graphs

Introducing the connection between linear equations and straight-line graphs

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Jay Timotheus

Sujet:  Mathematics

Tags: Linear, Patterns, Functions