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Boolean algebra exploration

This set of resources provides comprehensive coverage of the topic of logic, Boolean algebra and simplifying expressions using Karnaugh maps. There are a series of student activities involving deriving expressions from logic gate combinations, rules of Boolean algebra and building logic expressions. 



Summary of Boolean algebra

This document is a Computing at School community resource that covers the laws of Boolean algebra. It consists of a student worksheet and answer sheet. It is very suitable as a revision resource.

Searching, sorting and Big O notation

A resource from the CS4FN bank produced by Queen Mary and King’s College, University of London. Students will be able to link the algorithms that they have learned and the relative complexity expressed in Big O notation. The resource consists of a series of slides, program files with solution, an activity sheet and...

Learning from probabilities

One of the series of Royal Institution Christmas lectures focusing on Bayes’ theorem. The topic of the resource is an investigation into stolen chocolate biscuits so would make an interesting end of term diversion.

Range versus accuracy in floating point binary numbers

Students need to be aware of the trade-off when the number of bits allocated to the mantissa and exponent are increased or decreased. This worksheet allows them to answer practice questions. Answers are provided.

Software testing

This document consists of presentation slides on the topic of software testing. It defines relevant keywords and explains testing methodologies. It could form a useful revision resource or comprehension questions could be designed around its contents.

Normalisation of floating point binary numbers

Normalisation of floating point binary numbers is usually a topic where students require practice. This pair of documents explain the technique and then provide a set of questions with answers for independent working.

Floating point binary representation worksheet

A student worksheet with answers covering the topic of floating point binary representation. It contains answers so can be used for independent study.

Binary, decimal, hexadecimal conversion activity

Students always need practice in number system conversion. This resource gives them instant feedback and allows them to progress from conversion to binary addition. This would make an ideal homework activity. the file is a macro enabled worksheet and can be downloaded from the zip file.


Mathematics for A level computer science

This is a great resource for providing underpinning mathematical knowledge for A level computer science. It is broken down into topics so could be used in small sessions to reinforce understanding. Set theory, numbers, cardinality, cartesian product, regular expressions, vectors and dot product, functions and Big O...


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