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Dissecting squares

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

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Onderwerp:  Mathematics

Tags: Fractions, Scattergraphs, Algebra, Geometry

Temperature Conversions

At what temperature does the number of degrees C equal the number of degrees F?

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Onderwerp:  Mathematics, STEM, Physics

Tags: Positive/negative numbers, Temperature, Use of scales, Physics

Triangles

An introduction to the angle properties of triangles and their construction.

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Onderwerp:  Mathematics

Tags: Angles, Triangle

Connecting Algebra, Geometry and Graphs

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

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Allan Duncan

Onderwerp:  Mathematics

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

The Warehouse Problem

Where to position a warehouse in order to minimise travelling distance to the three stores it serves?

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Ron Lancaster

Onderwerp:  Mathematics

Tags: Modelling

Intersecting Tangents of a Parabola

Construct two tangents to a parabola and investigate the coordinates of their point of intersection.

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Onderwerp:  Mathematics

Tags: Quadratic, Simultaneous equations, Reasoning, Coordinate Geometry, Tangent

How many solutions?

Use graphs and the nsolve(...) command to explore equations' solutions and discover properties of negative indices.

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Nevil Hopley

Onderwerp:  Mathematics

Tags: Decimals, Exponential, Powers and roots, Calculator methods, Index, Mathematical thinking

Graphs in the next dimension

Use an introduction to 3D graphs to reinforce understanding of 2D graphs. (Operating System 3.x)

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Nevil Hopley

Onderwerp:  Mathematics

Tags: Linear, Quadratic, Functions, 3D objects

Circle Angles

Seven activities in which students investigate angles in circles using basic geometric constructions.

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Onderwerp:  Mathematics

Tags: Angles, Circle theorems, Geometry

Cone Volumes

Calculate and optimise the volume of a cone using a variety of measurements. (OS 3.x)

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Nevil Hopley

Onderwerp:  Mathematics

Tags: Functions, 3D objects, Surface area, Pythagoras, Triangle, Cones, Trigonometry, Volume

Population predictions

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

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Jonathan Powell

Onderwerp:  Mathematics

Tags: Linear, Exponential, Data

Diameters of Polygons

Investigate the ratio of perimeter to diameter for regular polygons.

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Onderwerp:  Mathematics

Tags: 2D shapes, Perimeter, Polygons

Sequences

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

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Jay Timotheus

Onderwerp:  Mathematics

Tags: Patterns

The Discriminant

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

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Andy Kemp

Onderwerp:  Mathematics

Tags: Quadratic

Transformations of Graphs

Explore transformations of graphs in a dynamic environment.

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Onderwerp:  Mathematics

Tags: Functions, Transformations, Graphs

Heads and Tails

Experimental probability... for better samples make them bigger.
(Navigator activity)

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Onderwerp:  Mathematics

Tags: Binomial Distribution, Probability

Light Law

Use a light probe to explore an example of an inverse square law

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Ian Galloway

Onderwerp:  Mathematics

Tags: Physics, STEM

g by freefall

Use the CBR2 to collect motion data and calculate the acceleration due to gravity.

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Ian Galloway

Onderwerp:  Physics

Tags: Physics

Car motion

Use the CBR2 to collect and display motion data for different toy cars.

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Ian Galloway

Onderwerp:  Physics, STEM

Tags: Physics, Velocity

Carbon dating

Estimate the age of a skeleton and discover exponential functions while investigating radioactive decay.

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Linda Tetlow

Onderwerp:  Physics, STEM

Tags: Physics, Exponential, Functions, Differential equations

Dissecting squares

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

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Onderwerp:  Mathematics

Tags: Fractions, Scattergraphs, Algebra, Geometry

Temperature Conversions

At what temperature does the number of degrees C equal the number of degrees F?

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Onderwerp:  Mathematics, STEM, Physics

Tags: Positive/negative numbers, Temperature, Use of scales, Physics

Triangles

An introduction to the angle properties of triangles and their construction.

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Onderwerp:  Mathematics

Tags: Angles, Triangle

Connecting Algebra, Geometry and Graphs

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

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Allan Duncan

Onderwerp:  Mathematics

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

The Warehouse Problem

Where to position a warehouse in order to minimise travelling distance to the three stores it serves?

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Ron Lancaster

Onderwerp:  Mathematics

Tags: Modelling

Intersecting Tangents of a Parabola

Construct two tangents to a parabola and investigate the coordinates of their point of intersection.

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Onderwerp:  Mathematics

Tags: Quadratic, Simultaneous equations, Reasoning, Coordinate Geometry, Tangent

How many solutions?

Use graphs and the nsolve(...) command to explore equations' solutions and discover properties of negative indices.

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Nevil Hopley

Onderwerp:  Mathematics

Tags: Decimals, Exponential, Powers and roots, Calculator methods, Index, Mathematical thinking

Graphs in the next dimension

Use an introduction to 3D graphs to reinforce understanding of 2D graphs. (Operating System 3.x)

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Nevil Hopley

Onderwerp:  Mathematics

Tags: Linear, Quadratic, Functions, 3D objects

Circle Angles

Seven activities in which students investigate angles in circles using basic geometric constructions.

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Onderwerp:  Mathematics

Tags: Angles, Circle theorems, Geometry

Cone Volumes

Calculate and optimise the volume of a cone using a variety of measurements. (OS 3.x)

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Nevil Hopley

Onderwerp:  Mathematics

Tags: Functions, 3D objects, Surface area, Pythagoras, Triangle, Cones, Trigonometry, Volume

Population predictions

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

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Jonathan Powell

Onderwerp:  Mathematics

Tags: Linear, Exponential, Data

Diameters of Polygons

Investigate the ratio of perimeter to diameter for regular polygons.

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Onderwerp:  Mathematics

Tags: 2D shapes, Perimeter, Polygons

Sequences

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

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Jay Timotheus

Onderwerp:  Mathematics

Tags: Patterns

The Discriminant

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

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Andy Kemp

Onderwerp:  Mathematics

Tags: Quadratic

Transformations of Graphs

Explore transformations of graphs in a dynamic environment.

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Onderwerp:  Mathematics

Tags: Functions, Transformations, Graphs

Heads and Tails

Experimental probability... for better samples make them bigger.
(Navigator activity)

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Onderwerp:  Mathematics

Tags: Binomial Distribution, Probability

Light Law

Use a light probe to explore an example of an inverse square law

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Ian Galloway

Onderwerp:  Mathematics

Tags: Physics, STEM

g by freefall

Use the CBR2 to collect motion data and calculate the acceleration due to gravity.

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Ian Galloway

Onderwerp:  Physics

Tags: Physics

Car motion

Use the CBR2 to collect and display motion data for different toy cars.

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Ian Galloway

Onderwerp:  Physics, STEM

Tags: Physics, Velocity

Carbon dating

Estimate the age of a skeleton and discover exponential functions while investigating radioactive decay.

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Linda Tetlow

Onderwerp:  Physics, STEM

Tags: Physics, Exponential, Functions, Differential equations