This article, from Electronics Education, is aimed at giving guidance to teachers and takes an in depth examination of resistance and conduction. It is also linked with an earlier article Essential Ideas in Electronics: Current.

These articles, first published in Electronics Education, are aimed at giving guidance to teachers and help to describe the concept of voltage in an electric circuit. There are two articles in this resource.

The first...

Since the discovery of antibiotics, many people believe that the pathogenic microorganism threat to the population has been removed, with fatal infections and infectious diseases brought under control. This has discouraged research into drugs containing natural compounds such as essential oils. However, humans are...

If the reader struggles with the maths in science, this series of books is for them. These textbook companions will help improve their essential maths skills for chemistry, physics and biology whichever awarding body specification they are following....

In this podcast from the Natural Environment Research Council's (NERC) Planet Earth Online collection, Sue Nelson visits an indoor coral reef at the brand new Coral Reef Research Unit at the University of Essex.

Researchers are using the reef to look at the effects of ocean acidification on coral in a...

In this video from Osiris Educational Bill Rodgers discusses the essential skills that enable teachers to be a confident classroom leader with...

This activity can be used to provide a simple introduction to the technique of Fermi estimation. The three files contain an overview, teacher notes and a student handout.

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This series of ten interactive excel sheets explore estimating. Answers can be checked each time and new questions generated at the click of a button.

The first sheet shows a number line from 0 to 20, 50 or 100....

Produced by the Learning and Skills Improvement Service, these materials are designed to raise awareness of the importance of estimating in engineering and to practise the skill. The activity includes discussion and matching sets of measurement cards to cards describing an object. The resource comprises: * Teacher...

In this resource from the DfE Standards Unit, students learn to interpret decimals using metric units, estimate lengths of real life objects and interpret standard form.They will also discuss and understand these processes. Some students will have encountered decimals and standard form before. The opening...

This set of resources are based on Birmingham Institute of Forest Research (BiFoR) work. The activities provide an innovative way to introduce the issues surrounding the estimation of biomass. For pupils aged between 11 and 14 there are engaging activities to introduce the concept of biomass and pyramids of biomass...

Students compare the water quality at different points in a stream or river using the standard procedure for finding the Trent Biotic Index score for samples of freshwater invertebrates.  The test was developed by the Trent River authority to detect water pollution. It allows comparisons of water quality to be made...