Purpose: Observing changes over time can result in the collection of a lot of data. One method of keeping a central record for the class is to set up a blog or a wiki for the duration of the investigation where photographs, measurements, results tables and graphs can be collated. Using a digital record rather than...

A Catalyst article about fainting and how it can be the result of a sudden drop in blood pressure, which is often part of a shock reaction. Maintaining blood pressure is an important part of keeping the human body in balance. This article examines hypertension, living with high blood pressure, and the relationship...

A Catalyst article about the use of tiny electronic sensors to monitor the movement of people. As electronic devices get smaller and more powerful, they are finding new uses in monitoring human activity. This article describes a project to develop sensors with uses in medicine, sport and electronic gaming.

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This Core Maths task involves substituting values into the BMI formula in order to make health decisions.

An introductory ...

This Core Maths task asks the question ‘How do you know if you are really unwell?’ The activity explores the data surrounding body temperature, shows how to summarise continuous data and explores the effect on summary statistics that changing the size of the class interval has.

Body temperature:...

This booklet contains a range of suggested activities and contexts for teaching about bonding and structure at A level. Curriculum links include ionic, covalent and metallic bonding, properties, shapes of molecules, structure, dot-and-cross, intermolecular forces, properties, bond angles, and intermolecular bonding...

This booklet contains a range of suggested activities and contexts for teaching about bonding at A level. Curriculum links include covalent bonding, ionic bonding, metallic bonding, bond enthalpy, bond angles, intermolecular bonding, links between bonding and properties...

The Midland Mathematical Experiment, in which a number of schools collaborated with the aim of developing a new approach to teaching mathematics in the Grammar School, developed a series of books to cover their ‘A’-level syllabus. The Boolean Algebra book is split into sections, each section containing explanations...

This set of resources provides comprehensive coverage of the topic of logic, Boolean algebra and simplifying expressions using Karnaugh maps. There are a series of student activities involving deriving expressions from logic gate combinations, rules of Boolean algebra and building logic expressions. 

In response to the shortage of trained engineers, the ERA Foundation launched Born to Engineer, a campaign to inspire young people to become the engineers of the future. At the heart of the campaign is a series of high quality short films, each featuring an engineer with an inspiring story. The Born to Engineer...

Andrew Robertson is a computer engineer working at Queen Mary, University of London on music signal processing. 

This video tells the story of Sol and Ben Ryan. Sol had to have his arm amputated after he was born. When his father...