STEM Resources

Profile Of : Barrie Galpin

user

Barrie Galpin

United Kingdom


barrie.galpin@zen.co.uk

www.tcubed.org.uk


DEMO Description

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Total Resources(71)|

Angle Theorems

Author: Barrie Galpin

Tags: Algebra

Traditional angle theorems explored in a far from traditional way!

City Data

Author: Barrie Galpin

Topic:  Mathematics

Tags: Decimals, Data, Differentiation

Data from 50 cities around the world - all ready to be explored and analysed

Trig Symmetry

Author: Barrie Galpin

Topic:  Mathematics

Tags: Trigonometry

A tool to demonstrate that parts of the trig function curves are essentially the same.

Turn, turn, turn, turn

Author: Barrie Galpin

Topic:  Mathematics

Tags: Transformations

UPDATED. Four rotations of 90° and you get back to where you started .... always?

Time of Death

Author: Barrie Galpin

Topic:  Mathematics

Tags: Physics

Collect temperature data and use an exponential model to estimate time of death.

Hurricane force

Author: Barrie Galpin

Topic:  Mathematics

Tags: Environment, Exponential, Measures, STEM

Investigate data from weather stations including wind speeds in different units

GB Olympic Medals

Author: Barrie Galpin

Topic:  Mathematics

Tags: Data, Sport

UPDATED. How many Olympic medals will Team GB win in Rio 2016?

Shoe Sizes with Box Plots

Author: Barrie Galpin

Tags: Data, Box plots, Time series

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

Circumference

Author: Barrie Galpin

Tags: Circumference

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

Hydrocarbons

Author: Barrie Galpin

Tags: Patterns, STEM, Chemistry

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

Ice and Salt

Author: Barrie Galpin

Tags: Physics

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

Air Resistance

Author: Barrie Galpin

Tags: Physics

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

Exploring our Solar System

Author: Barrie Galpin

Tags: Data, STEM, Physics

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

Premier League Goals

Author: Barrie Galpin

Tags: Data, Frequency, Sport, Probability

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

Centres of a Triangle

Author: Barrie Galpin

Tags: Circles, Zeros, Geometry, T3

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

Averages with dice

Author: Barrie Galpin

Tags: Averages, Expected frequency, Randomness, Probability

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

Circle Theorems

Author: Barrie Galpin

Tags: Temperature

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

Reflection

Author: Barrie Galpin

Tags: Reflection

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

Relative Frequency

Author: Barrie Galpin

Tags: Frequency, Probability

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

Power and Exponential Laws

Author: Barrie Galpin

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

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