This excel file deals with the puzzle where a number between 1 and 63 is chosen. That number can be seen on some of a set of six cards. The number can easily be calculated by looking at the cards containing that number. This puzzle is based on binary numbers and the fact that any number can be uniquely expressed as...

Edexcel’s GCSE Astronomy syllabus provides an opportunity for students to develop their understanding and enthusiasm for astronomy, as well as to complement and extend the reach of their study of Key Stage Four science, technology, engineering and mathematics (STEM) subjects.

This article from School Science...

A Catalyst article about Socotra, a small archipelago of four islands in the Indian Ocean off the horn of Africa, belonging to the Republic of Yemen. The islands are becoming famous for their range of animal and plant species and for their use as a natural 'laboratory' where ideas about evolution can be tested. The...

The Solar Spark educational resources are produced by the SUPERGEN Excitonic Solar Cells Consortium. This is a group of research scientists from eight UK universities working together to do scientific research on Excitonic Solar Cells. Researchers work in the areas of polymer solar cells, dye-sensitised solar cells...

This School Science Review article outlines the Space Academy programme led by the National Space Centre from 2008 to 2011 with the stated goals of harnessing the inspirational contexts of space and climate change to support GCSE, A-level and vocational students in their curriculum studies as well as to enhance...

A Catalyst article describing the species that have had the greatest impact on planet Earth during its billions of years of history. Which come out on top of the 'league table of life'? As hominids have only walked the Earth for part of its existence the article looks at the history of life, from the dawn of...

The Standards Unit: Improving Learning in Mathematics resources were produced as a response to the Smith report. The materials use active learning approaches originally designed for post-16 mathematics but for use across the secondary phase. The resources, and the work of the Standards Unit with leading maths...

This Problem Solving with Industry module was devised by the Centre for Science Education in collaboration with Willis Carroon North Limited and South Yorkshire Police. In this module the problem is to choose the most appropriate electronically-controlled security...

This is one of the 18 Background Books published for Stage II of the Nuffield Chemistry Sample Scheme. The books were highly illustrated and designed to be attractive. This book was written by the X-ray pioneer, Sir Lawrence Bragg, who describes the early use of X-rays to discover the structures of ionic crystals...

This poster looks at the structure of matter. One side of the poster discusses the limits of imaging with light and the use of electron microscopes, and looks at the 20th century pioneers – from J. J. Thomson’s plum pudding model, through Rutherford and Chadwick’s advances in understanding the nucleus, to the use...

This is one of the 18 Background Books published for Stage II of the Nuffield Chemistry Sample Scheme. The books were highly illustrated and designed to be attractive. This book describes what chemists know about the structure of substances and follows from the Background Book called The Start of X-Ray Analysis...