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 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...

Produced by Science & Plants for Schools (SAPS), in this investigation, students look at the concentration of glucose in isotonic sports drinks. This enables students to see if the drinks are, in fact, isotonic with the blood.

In this investigation, students first produce a standard curve by testing...

From the National Non-Food Crops Centre, this factsheet gives an overview of the current and potential market for biorenewable ethanol in chemical applications. It explores the production and uses of bioethanol. Bioethanol can be produced by the fermentation. Starch and sugar feedstocks are also food crops and so...

Produced by Science & Plants for Schools (SAPS), this investigation looks at the effects of ethene of fruit ripening.

Ethene is a colourless gas and is produced by plants, acting as a plant growth substance. Its...

Four big issues:

• The case for human space flight
• Who owns space?
• Should we really put anything into space?

Genetic selection for screening astronauts and the implications