In this Science upd8 activity students perform a CSI investigation to find the murderer in the park on Guy Fawkes' Night. They encounter a variety of science on the way, from rocket science to electron energy levels. They learn how those colour-giving electrons that make fireworks so much fun, fit into the atoms...

This resource describes the use of Cabomba to investigate the effect of light intensity in photosynthesis. The video demonstrates how best to use this protocol with students in the lab, supported by student sheets with four different investigations, technical notes and...

This worksheet explores Ohm’s law. It provides students with an overview of the relationship between pressure, force and area. It also provides a brief explanation of how to calculate a factor of safety.

The questions have worked examples, examiners top tips and answers to each question. The resource is ...

Produced by the Royal Observatory Greenwich, this booklet covers the age and energy output of the Sun. Included is an online video that discusses how the age of the Sun can be calculated. Questions and answers are included that test a student’s understanding of the physical and mathematical concepts.  It would be...

Produced by the Royal Observatory Greenwich, this booklet places Newton’s law of gravitation and Kepler’s third law in the context of calculating the mass of the Sun. Included is an online video that discusses how the age of the Sun can be calculated. Equations and physical terms are introduced and discussed....

Cambridge Ideas is an on-going series of short documentaries presenting cutting edge research at Cambridge University together with comment and opinion on matters of global significance. The videos in this collection include:

This poster shows how STEM industries offer many exciting career opportunities. It features five electronics and engineering specialists working in the telecommunications industry. They develop a range of technology such as Bluetooth, GPS and Wi-Fi.

This Catalyst article looks at hearing loss, which is usually associated with the elderly, straining to hear the TV while turning up their hearing aid. As a teenager losing the ability to hear correctly seems decades away but hearing loss is increasingly becoming a problem for young adults and teenagers. The...

A Catalyst article investigating if mobile phones produce harmful radiation. The short article compares the view points of a concerned parent, protester, scientist, official report and a complacent citizen.

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

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This immersive escape room activity introduces the BIFoR FACE (Birmingham Institute for forest research free air carbon enrichment) experiment and encourages learners to consider the impact of climate change on forest ecosystems. Learners work as a group to complete a virtual tour of BIFoR FACE before using...

This article investigates the reasons behind extensive early browning of the horse chestnut trees.

This article is from Catalyst: Secondary Science Review 2016, Volume 26, Issue 3.

This video demonstrates how a theory cannot be proved.  Theories at best allow observations to be explained at that time, but there may be other explanations still to be discovered. The scientific method is rigorous in attempting to disprove a theory. Only when we fail to disprove our theories do we say we have...