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Trigonometric Ratios

Royal Navy Search and Rescue helicopters provide cover to large sections of the UK coastline, offering support to coastguard services 365 days a year.

These materials from Defence Dynamics encourage the use of problem solving skills and knowledge of trigonometry to directly assist the Royal Navy in a series...

Reasoning and Proof

This resource from Defence Dynamics asks students to create and interpret a variety of graphs. The types of graph covered are time series, moving average, stem and leaf, cumulative frequency and scattergraphs.

Students then use the 2005 rescue of a Russian Priz submarine as a memorable context for learning....

Rabbits

In this Cre8ate maths activity students learn that a simulation is a model of a real situation. Data for the birth rate of rabbits is provided and is used by students to develop their own model to simulate the breeding of rabbits in a field and consider the likely damage to the farmer’s crop. Initially this is done...

Graphical Interpretation

This resource from Defence Dynamics outlines the role played by the Meteorological Office (Met Office), an executive agency of the Ministry of Defence, in providing international weather forecasts and severe weather warnings. Using Met Office data and a case study of Hurricane Katrina, students learn how graphical...

Alien Invasion

Alien Invasion is a set of four interactive lessons about a full-scale alien attack that coincides with a class visit to Manford City. To set the scene and support the lessons, live television news bulletins, radio broadcasts and telephone messages help to develop the story line. The invasion leads to a series of...

Aluminium

A Catalyst article about aluminium, a shiny silvery metal, which is extracted from its ore by electrolysis. Further addition of other metallic elements results in an alloy, which can be cast into various shapes using moulds. The article looks at the processes of extraction, casting, patterns, moulds and finishing...

Printing in Three Dimensions

This Catalyst article looks at 3D printing, a new technology which is rapidly finding applications. Although probably too slow for mass production it is useful for producing prototypes and tailor-made items. In a 3D printer, layers of polymer beads are printed one on top of the other. Heat melts the polymer beads...

Oil Refining

This Catalyst article looks at oil production in Trinidad and Tobago. The oil refining process and method are explained. The article also investigates the resulting human impact on the environment.

This article is from Catalyst: GCSE Science Review 2003, Volume 13, Issue 4.

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3D Clock

This resource from Boxford describes the use of SolidWorks CAD software and industry partnerships to develop a 3D clock project targeted at teenagers. It contains two articles written for D&T Practice and sample CAD drawings. Clocking On 1 introduces the challenge set for students and the design process that...

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