Reaction times

Pose a question, set up an experiment and analyse your results using TI-Nspire.

Publisher: Texas Instruments UK

Editor: Barrie Galpin

Author: Linda Tetlow

Topic:  Physics, STEM

Tags: STEM, Data

Patterns to Graphs

Experience the connection between a number pattern and its graph

Publisher: Texas Instruments UK

Editor: Barrie Galpin

Topic:  Mathematics

Tags: Linear, Patterns, Functions, Graphs

Introducing Trigonometry

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

Publisher: Texas Instruments UK

Editor: Barrie Galpin

Author: Fiona Moir

Topic:  Mathematics

Tags: Trigonometry

A number plus its square

How many ways to solve problems such as "a number plus its square equals 16"?

Publisher: Texas Instruments UK

Editor: Barrie Galpin

Author: Linda Tetlow

Topic:  Mathematics

Tags: Various topics

Barn and pen problem

A simple version of the maximum-area problem for younger students

Publisher: Texas Instruments UK

Editor: Barrie Galpin

Topic:  Mathematics

Tags: Area, Optimization

Parallelogram Area

Investigating and developing the area of a parallelogram dynamically.

Publisher: Texas Instruments UK

Editor: Barrie Galpin

Author: Jon Skinner

Topic:  Mathematics

Tags: Area, Parallelogram

Triangle Area

Discovering the formula for the area of a triangle

Publisher: Texas Instruments UK

Editor: Barrie Galpin

Author: Jon Skinner

Topic:  Mathematics

Tags: Triangle, Area

Magic Squares

An investigation into the patterns found in Magic Squares.

Publisher: Texas Instruments UK

Editor: Barrie Galpin

Author: Matthew Reames

Topic:  Mathematics

Tags: Arithmetic, Number puzzles

Perfect Pitch

Look for connections and patterns in the frequencies and wavelengths of sequences of musical notes

Publisher: Texas Instruments UK

Editor: Barrie Galpin

Author: Linda Tetlow

Topic:  Mathematics, STEM

Tags: Exponential, Patterns, STEM, Geometric series, Physics, Loci

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

Pythagoras - two approaches

Areas of squares ...or lengths of sides, squared?

Publisher: Texas Instruments UK

Editor: Barrie Galpin

Author: Allan Duncan

Topic:  Mathematics

Tags: Pythagoras

How many squares?

Encourages a systematic approach when searching for solutions. (Works well with TI-Nspire Navigator)

Publisher: Texas Instruments UK

Editor: Barrie Galpin

Author: Andy Kemp

Topic:  Mathematics

Tags: Circles, Mathematical thinking

The arbelos

Investigate relationships between radii of the semicircles and the perimeter and area of this interesting shape

Publisher: Texas Instruments UK

Editor: Barrie Galpin

Author: Allan Duncan

Topic:  Mathematics

Tags: Perimeter, Area, Circles, Geometry

Dimensions of a Circle

Derive the formulae for the circumference and area of a circle using multiple representations.

Publisher: Texas Instruments UK

Editor: Barrie Galpin

Author: Allan Duncan

Topic:  Mathematics

Tags: Circumference, Area, Circles, Geometry

Mean or Median?

Distinguish between mean and median from a dot plot

Publisher: Texas Instruments UK

Editor: Barrie Galpin

Author: Allan Duncan

Topic:  Mathematics

Tags: Mode, Median

Higher Maths Exam Questions

Higher Maths exam questions on the topics of straight line, differentiation, polynomials and functions are presented with solutions.

Publisher: Texas Instruments UK

Editor: Barrie Galpin

Topic:  Mathematics

Tags: Functions, Differentiation, Polynomial Division, Linear

Trig in a right angled triangle

Trig problems in right angled triangles are solved.

Publisher: Texas Instruments UK

Editor: Barrie Galpin

Author: David J C Elgin

Topic:  Mathematics

Tags: Pythagoras, Trigonometry

Function Machines

Put a number into the Function Machine and see what comes out. (Includes video tutorial)

Editor: Barrie Galpin

Topic:  Mathematics

Tags: Functions, Coding

Dynagraphs

Explore functions in a novel environment - moving points on two parallel lines.

Publisher: Texas Instruments UK

Editor: Barrie Galpin

Author: Andy Kemp

Topic:  Mathematics

Tags: Quadratic, Functions, Exponential, Linear