A Catalyst article examining what causes breaking waves to leave foam on the beaches. The article explores the human impact on the environment and the changes in the growth of algae in the seas.

This article is from Catalyst: GCSE Science Review 2005, Volume 16, Issue 1.

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Have you read the examiner reports from the Awarding Organisations who assess your students recently? If not, visit their website and download the most recent report to find out which aspects of science were most commonly misunderstood or confused during the examinations.

This resource from National...

A Year Ten module from the Salters’ double award science course. Exercises on codes and signalling methods introduce ideas about communication. A study of the ear leads to sound communication systems such as radio and telephones. Lenses are studied and the formation of...

This activity, from the Institution of Engineering and Technology (IET), introduces students to the necessity of developing standards and protocols for communication.

It is intended that students will be able to:...

To understand how everyday devices like mobile phones, routers and satellites work, we need to understand what radio waves are and how we can transmit information with them. Radio communication is one of the key elements in our CanSat. All the data needed for our scientific experiment will be sent from the CanSat...

These materials support teachers, careers and personal advisers who are working together to broaden knowledge of STEM opportunities amongst students and parents. Resources include posters and support materials for practitioners. Teachers may also find the following eLibrary collections useful:

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This activity, fom the Insttitution of Engineering and Technology (IET, allows students to look at a series of simple scenarios with a comment on the ‘rightness’ or ‘wrongness’ of the use of the technology. This is an introduction to ethical decision-making, as they are...

This activity, from the Institution of Engineering and Technology (IET), allows students to look at some past events where better communications would have given a better outcome and to think about future development.

This activity, from the Institution of Engineering and Technology (IET), makes students aware that when they watch television, or use the phone, there is a huge, expensive infrastructure that needs to be paid for and maintained.

Jia-Ja Gu explains her work in research and technology for British Telecom. Her research is in connected communities, bringing innovative products and services to people in a linked and connected way. One application of her research involves putting sensors in litter bins which transmit information across a...

This booklet is part of the ‘Innovations in Practical Work’ series published by the Gatsby Science Enhancement Programme (SEP). It is based on two specially developed resources produced by SEP: the Optical Signal Transmission Set and the Analogue/Digital Transmission...

Work done in this Nuffield 13 - 16 module followed from the unit called ‘Organisms’. This B unit provided enough material for six double periods in the third year of secondary school (year nine). The teachers’ guide included eight worksheets to supplement the students’...

STEM Clubs are not just for schools! They are a powerful and enjoyable way to engage young people with science, technology, engineering and mathematics (STEM).

This poster is for anyone wishing to advertise a STEM Club in their local communities, be it a one-off session or recurring club; in a library or...

In this activity students are required to test the following statement:  “It is very likely that the Arctic has warmed at more than twice the global rate over the past 50 years”  Students calculate different averages, complete graphs and interpret the results.