The aim of a minimum spanning tree is to connect every vertex of the network using the edges having the least possible total weight. The task requires students to analyse information about a town centre and suggest which roads should be pedestrianized. [

Minimum spanning tree: presentation...

This resource is part of a collection of Nuffield Maths resources exploring Algebra. The demand is roughly equivalent to that in GCE A level.

This resource asks students to use graphical methods to solve maximum and minimum problems in industry and in working life, using a spreadsheet or graphic calculator...

A fact sheet from the Geological Society that explores different types of mining and processing techniques for extracting minerals from the Earth. The leaflet also touches on some of the ethical and environmental issues involved in mining. 

A Year Ten module from the Salters’ double award science course. The module begins with a survey of minerals world wide and their constituent elements. This provides opportunities for practice with symbols, formulae and equations. A practical simulation of geological...

This resource contains six activities.

[b]Find[/b]: Contains twenty five questions requiring students to use number properties to find numbers which fit the required criteria. An example is: find three consecutive numbers which when multiplied together make 2184.

[b]Converting Units[/b]: Requires...

This resource contains five activities in which students are presented with a situation in which a digit, a number or an operator is missing. Students are required to complete the calculation.

Missing Digits 1: Students are presented with a series of two digit column additions and...

In this DIY Faraday Challenge, students are asked to work in teams to design and construct the rocket which will transport supplies via Earth orbit to the astronauts on Mars. They are also required to build a system to transport the rocket to the...

A Catalyst article about BepiColombo, a spacecraft which will visit Mercury, powered by a revolutionary new rocket engine technology using ion engines and using a slingshot manoeuvre to accelerate it. The development of the spacecraft is an international project and will combine exciting scientific goals exploring...

In this activity students adopt the role of a small team of undercover environmentalists, deep in a tropical rainforest, on a mission to investigate and expose the illegal activities being carried out by a multinational logging organisation that is destroying the planet.

Rainforest involves four lessons:...

This booklet is part of the ‘Innovations in Practical Work’ series published by the Gatsby Science Enhancement Programme (SEP). Visible light is the region of the electromagnetic spectrum with which we are most familiar. We are able to distinguish between different...

This edition of the Computing at School newsletter covers many topics including:

*Visual development of mobile apps using App Inventor

*Active learning in computing using Lego NXT and Logo

*BYOB, an extension to Scratch that aids abstraction and extension

*Robot simulation using RoboMind...

Students are presented with two mobile phone tariffs and have to explore at what point one tariff becomes better value than the other. They have to select a way of comparing the tariffs using appropriate graphs or tables, work systematically to explore the effects of changing the amount of time the phone is in use...