These resources cover themes of food sustainability and security. Included are technical briefs which focus on low cost approaches related to food production and preservation. Technical briefs are documents produced by Practical Action which are freely...

These videos look at how farmers in the developing world grow and transport their food, focusing on the introduction of new technologies.

Gravity goods ropeway in Nepal: A description of how a gravity goods ropeway is used to transport tomatoes down a mountainside.

The everyday context of food serves as a vehicle for engaging learners in exploring the mathematical ideas of ratios, percentages, fractions, and pie charts which are useful in their vocational areas. Students are asked to agree the main food groups that might be suitable for a healthy diet and then represent the...

These technical briefs look at how to store and preserve food in a number of different ways. This is a vital part of food security and enables farmers to provide nutritious food for a longer period to feed their families and to provide an income.

Technical briefs are documents produced by Practical Action...

A selection of archived film clips from Footagevault and NASA showing historic space footage. Film clips available include: 'Saturn V rocket lift-off', 'The hammer and the feather on the moon', 'Astronauts leaping on the moon' and more. Footagevault has kindly provided clips which can be used with no charge.

What is the perfect curve of a ball’s trajectory, what must the ideal turf be like, and...

This resource suggests a number of investigations into bee behaviour which can be used to:

• develop an understanding of the interdependence of organisms in an ecosystem, including food webs and insect pollinated crops
• consider the importance of insect pollination in human food security
...

The Forces Sub-Collection is made up of pedagogical guidance and classroom materials for use with students. All materials were published by the Key Stage Three Strategy and the Secondary Strategy between 2002 and 2008.

A Catalyst article looking at how insects are used to provide clues at crime scenes. Forensic entomology is the study of insects and other arthropods in a legal context. It covers many different areas, such as pests in stored food products and insect infestations in human habitations. However, the most high-profile...

A Catalyst article about careers in forensic science covering the work of the reporting officer. The article explains what it takes to become a forensic scientist and what qualities are required to join this profession.

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

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A Catalyst article about scientists who are only beginning to understand just how complex and fascinating the relationship between trees, the carbon cycle and climate really is. This article explores how aspects of the GCSE science course relate to the latest research. It also covers the relationship between trees...

This excel file contains a series of sheets which give practice in rearranging formulae and substituting values. Clicking on the subject of the formula reveals the rearranged form. The answers to the calculations are also available.

This 2016 report analyses the data from a pan-European project ...

This Catalyst article looks at hydraulic fracking, the process of breaking up rocks deep underground using high-pressure water mixed with sand and chemicals. The process has been used for decades in the energy industry to free oil and gas trapped in rock formations. However, questions have been raised over the...