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Enzymes are Proteins

Enzymes are proteins that speed up the reactions by acting as catalysts. They increase the rate of reaction without being consumed or permanently altered by themselves. In Greek enzymes are divided into sections “En” which means “in” and second part is “zyme” means living. The study of enzymes is known as...

How To Know Your Thread Is Not Good Anymore

Definitely, the thread is not something like the metal that will last forever in your closet. You should replace it once it is too old to use or when it is about to end. Many sewing beginners must be thinking that their best basic sewing...

Food Technology - Careers

A Catalyst article about careers in the food industry. The food and drink industries are part of a chain linking farming and growing through to food processing, manufacture and finally to the sale of food in supermarkets and restaurants. This article describes some of the many career areas in food technology...

Spread of disease

This Core Maths resource enables students to explore various models of the spread of disease. 

The presentation has links to instructions for three activities:

  • a practical investigation using a die and counters to model the spread and decline of a disease and an activity sheet to...

Histograms

This is a series of interactive excel sheets that look at histograms.

The first sheet contains a histogram displaying a summary of time spent travelling to work. A new set of data can be generated at the click of a button. Alongside the graph tables calculating class width and frequency density can be...

Anthropometric Data

This resource from the Nuffield Foundation allows students to investigate relationships between anthropometric variables and write a report on their findings, which may include the use of scatter diagrams, lines of best fit, regression lines, and correlation coefficients. The spreadsheet contains anthropometric...

Seeing Temperatures

This activity allows students to investigate how images are produced from data streams by using first a spreadsheet and then an image-processing program. They then go on to see how the usefulness of such a monochromatic image may be enhanced by using lookup tables and calibration. The materials used focus on the...

Fan or Turbine Efficiency

A practical challenge for pupils based on a Design Council finalist project carried out by a 17 year-old.

The project includes the need for the pupils to provide a full report on their work.

 

Exploring Saturn

A Catalyst article following the journey of the space probes Huygens and Cassini, sent to explore Titan, a moon of Saturn. After a seven year journey Huygens was set to fall through the atmosphere transmitting data back to Earth via Cassini so more can be learnt about this distant moon. The article describes the...

Evaluation of the European Space Education Resource Office

Published in 2012, NFER was commissioned by the National STEM Learning Centre and Network to evaluate the effectiveness and early impacts of the European Space Education Resource Office for the UK (ESERO-UK). ESERO-UK aims to promote the use of space as a context for enriching science, technology, engineering and...

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