2.1 OCR J277 Algorithms Summary Sheet with quickfire questions A sheet that concisely summarises the computational thinking and the main types of algorithms use for sorting and searching. Aimed specifically at GCSE computer science but can be used at any keystage. Comes with a set of 20 quick fire questions based on the summary sheet. Complete with answers to all questions. The topics covered on the sheet are: Computational thinking principles Abstraction Decomposition Algorithmic thinking Designing, creating and refining algorithms: Identifying the inputs, processes and outputs for a problem Structure diagrams Create, interpret, correct, complete and refine algorithms Identify common problems Trace tables Flowchart symbols Searching and sorting algorithms: Binary search Linear search Bubble sort Merge sort Insertion sort

Robust Programs Summary Sheet (with quick fire questions) GCSE Computer Studies Revision Two A4 sheets that concisely summarises the important information regarding robust programs. Aimed specifically at GCSE computer studies but can be used at any keystage. Comes with a set of 20 quick fire questions based on the summary sheet. Specific to OCR GCSE Computer Studies 9-1 but applicable to other exam boards. The topic covers: Defensive design considerations: Anticipating misuse Authentication Input validation Maintainability: Use of sub programs Naming conventions Indentation Commenting Testing The purpose of testing Types of testing: Iterative Final/terminal Identify syntax and logic errors Selecting and using suitable test data: Normal Boundary Invalid Erroneous Refining algorithms Assessment and revision

** OCR J277 1.1 System Architecture Summary Sheet / Knowledge Organiser (with quick fire questions)** GCSE Computer Science OCR J277 1.1 Created as an A3 sheet A sheet that concisely summarises system architecture (CPU). Aimed at GCSE computer science but can be used at any keystage. Comes with a set of 20 quick fire questions based on the summary sheet. Complete with answers to all questions. Specific to OCR GCSE Computer Science J277 9-1 but applicable to other exam boards. A useful aid to help with exam question practice. Can be used as a revision guide, starters or plenaries. Includes: The purpose of the CPU Von Neumann Architecture Common CPU Components and their Function The Fetch - Decode - Execute Cycle Common Characteristics of the CPU and their Performance Embedded Systems

*** GCSE Computer Science Keyword Wordsearch Puzzles:* ** Including all the solutions in a separate booklet GCSE Computer Science OCR J277 A collation of 17 indiviual wordsearch puzzles of GCSE Computer Science keywords. Each page relates to a topic in the OCR J277 specification but can be used for any GCSE exam board. Each page contains a wordsearch puzzle for the keywords in that topic. Pupils are also asked to pick three keywords and find the definitions of those words. The resource can be printed as individual sheets or a booklet that can be then used throughout the course for homework, classroom activities, starters or plenaries. Allows pupils to work individually and independently. GCSE Computer Science KS3 Computer Science Homework Starters Plenaries

** OCR J277 2.2 Programming Fundamentals Summary Sheet / Knowledge Organiser (with quick fire questions)** GCSE Computer Science OCR J277 2.2 A sheet that concisely summarises system programming fundamentals Aimed at GCSE computer science but can be used at any keystage. Comes with a set of 24 quick fire questions based on the summary sheet. Complete with answers to all questions. Specific to OCR GCSE Computer Science J277 9-1 but applicable to other exam boards. A useful aid to help with exam question practice. Can be used as a revision guide, starters or plenaries. Topics summaries include: Variables Constants Operators Input Output Assignments Sequence Selection Iteration Algorithm Pseudo code Flowchart Boolean operators Logical operators Data types Integer Real / float Character / string ASCII Text files Open / read / close Records Database Access SQL Query Record Array / list Dictionary

The resource includes a summary of the topic (knowledge organiser) All important points about the topic are summarised and contained over two pages for easy access and organisation. The quick fire questions can be use for interleaving the topic for recall and discussion and as homework, starters, plenaries or discussion points to aid revision etc. Revision Sheet / Knowledge Organiser Aimed specifically at GCSE computer science but can be used at any keystage. Comes with a set of 25 quick fire questions based on the summary sheet. Specific to OCR GCSE Computer Studies 9-1 but applicable to other exam boards. Keywords include: Translator Error Diagnostics Run-time environment Editor Low level languages Machine code Assembly language High level language Interpretor Assembler Compiler IDE (Integrated Development Environment) Comments Shell Editor IDLE Python Debugging

The resource includes a summary of the topic (knowledge organiser) All important points about the topic are summarised and contained over two pages for easy access and organisation. The quick fire questions can be used for interleaving the topic for recall and discussion and as homework, starters, plenaries or discussion points to aid revision etc. Revision Sheet / Knowledge Organiser Aimed specifically at GCSE computer science but can be used at any keystage. Comes with a set of 25 quick fire questions based on the summary sheet. Specific to OCR GCSE Computer Studies 9-1 but applicable to other exam boards. Topic 1.2, Memory and Storage, contains a large section of information and knowledge that includes: 1.2.1 Primary storage 1.2.2 Secondary storage 1.2.3 Units 1.2.4 Data Storage: numbers / characters / Images / Sound 1.2.5 Compression Each topic has links to relevant videos to enhance learning and these can also be used for homework and flipper learning lessons.

1.4 OCR J277 Network Security Summary Sheet / Knowledge Organiser (with quick fire questions) A useful topic summary to aid with exam question practice, interleaving, starters, plenaries and homework. Two full A4 sheets that concisely summarise the important information regarding system security. 20 quick fire questions based on the summary sheets with answers Two supplementary sheets with concise information about the topic. Aimed specifically at GCSE computer studies but can be used at any keystage. Specific to OCR GCSE Computer Studies 9-1 J277 specification but applicable to other exam boards. Includes: Malware Phishing Brute-force attackes Denial of service attacks Data interception and theft SQL injection Social engineering

2.4 Boolean Logic Summary Sheet (with quick fire questions) 2.4 OCR J277 Boolean Logic Summary Sheet/Knowledge Organiser (with quick fire questions) GCSE Computer Science. A Summary Sheet / Knowledge Organiser that concisely presents the important information regarding Boolean logic. Aimed specifically at GCSE computer studies but can be used at any keystage. Comes with a set of quick fire questions and answers based on the summary sheet that can be used as a quiz to aid interleaving, memorisation, recap and recall. Specific to OCR GCSE Computer Studies 9-1 but applicable to other exam boards. Keywords include: Binary Boolean Truth table Logic gate Logic diagrams Logic symbols and alternatives

1.3 OCR J277 Computer Networks Summary Sheet / Knowledge Organiser (with quick fire questions) Computer Networks, Connections and Protocols Summary Sheet (OCR J277) Summary Sheet A sheet that concisely summarises Computer Networks, Connections and Protocols. Aimed specifically at GCSE computer science but can be used at any keystage. Relevant to the OCR specification J277 Comes with a set of 25 quick fire questions with answers based on the summary sheet to aid revision and retention. A useful topic summary to aid with exam question practice, homework, interleaving, starters and plenaries. Includes: Types of network Factors that affect the performance of networks The different roles of computers in a client-server and a peer-to-peer network. The hardware needed to connect stand-alone computers into a local Area Network. The internet as a worldwide collection of computer networks. Star and mesh technologies. Modes of connection. Encryption. IP addressing and MAC addressing. Standards Common protocols. The concept of layers.

1.5 OCR J277 System Software Summary Sheet / Knowledge Organiser (with quick fire questions) A useful topic summary to aid with exam question practice, interleaving, starters, plenaries and homework. Two full A4 sheets that concisely summarise the important information regarding system software. 20 quick fire questions based on the summary sheets with answers Two supplementary sheets with concise information about the topic. Aimed specifically at GCSE computer studies but can be used at any keystage. Specific to OCR GCSE Computer Studies 9-1 J277 specification but applicable to other exam boards. Includes: User interface Peripheral management and multitasking User management File management Encryption software Defragmentation Data compression

1.6 OCR J277 Ethical Legal Cultural Environmental Impacy Summary Sheet / Knowledge Organiser (with quickfire questions) A total of 13 pages of concise information and questions, all in one place OCR GCSE Computer Science Revision helpsheet - 1.6 Ethical, legal, cultural and environmental issues. A set of resources that can also be set for Christmas homework or revision A resource to aid students with the revision of unit 1.6 Ethical, legal, cultural and environmental issues of the OCR GCSE J277 Computer Science specification. The resource can be used for end of unit mini tests or for full revision of the topic in preparation for the exam. The document contains: Three pages of core / essential notes 25 quick fire question to aid revision, recall, interleaving, retention, starters and plenaries. **Includes ** Impacts of digital technology on wider society including: Ethical issues Legal issues Cultural issues Environmental issues Privacy issues Legislation relevant to Computer Science: The Data Protection Act 2018 Computer Misuse Act 1990 Copyright Designs and Patents Act 1988 Software licences (i.e. open source and proprietary Also includes six supplementary pages outlining stakeholders in various contexts and ethical responsibilities of recycling digital technology etc.

An activity sheet that allows students to practice converting binary numbers to denary / decimal numbers. If the sheet is laminated it can be used over and over to practice the conversions.

A worksheet that allows pupils to convert between binary and denary / denary binary.

Version 2 uploaded. Updated after some changes and improvements. This is an A3 sized board game that focuses on Revision and well-being. The game can be used for any subject. Focus is on revision itself and what pupils can / should be doing to help with their revision. The game can be played by asking pupils to place there own piece on the board (pencil sharpener, rubber, any small object). If no dice is available and the pupil has access to the internet, an online dice can be found at: (other online dice are available!) I use the board in computer science lessons.

Everyday Algorithms Workbook (unplugged activities) Everyday Algorithms Workbook (unplugged activities) An excellent resource for teaching algorithms in the final half term of the year. A collection of nine everyday algorithms. Pupils write out the text based pseudo code and flowcharts for a series of everyday activities. Activities 1-5 show the pseudo code, pupils have to draw the flowcharts. Activities 6-9, pupils have to write the pseudo code and associated flowcharts. Document is in MS Word so fully editable and a teachers version is also included that show some suggested answers / responses. This resource can be used as an independent unit of work or as part of other units of work such as programming, computer science and computational thinking. It can also be used for classroom based activities, homework or project work for a full class or assigned to individual pupils. Mainly aimed at KS3 pupils Keywords: Computer Science Algorithms Pseudo code Sequence Iteration Decomposition Decisions Repetition