This resource includes 7 Christmas themed, stand alone activities for students learning how to program using Python. The activities go from basic activities to more complex tasks. Some of the skills and knowledge tested includes using input, FOR and WHILE loops, string manipulation, lists, exporting to an external file and importing from an external file.

This pack includes four practice exam papers with mark schemes for OCR GCSE Computer Science (9–1) specification (first teaching September 2020, examinations from 2022). These papers provide students with an opportunity to familiarise themselves with the look and feel of an OCR paper. The digital pack includes: · two practice papers for Computer Systems (Paper 1) · two practice papers for Computational thinking, algorithms and programming (Paper 2) The papers combined cover all aspects of the computer science curriculum. You will also receive a comprehensive mark scheme for each paper.

This sample project is designed to provide a stimulating, engaging and effective way of preparing students for the Programming Project Component of the 9-1 GCSE in computer science. Students use Python to create a Quiz Board Game. Including: Sample project scenario Sample student solution Sample Python code

This photocopiable resource has been produced to provide 7 to 14 year olds with exciting and engaging opportunities to learn coding concepts using Python in a fun standalone project. Mystery of the Crystal Ball - Students have fun looking into their future. Students learn to use the time and random modules, Variables and IF-ELIF statements. The project takes around one hour to complete and includes a series of activities to extend learning.

Programming project Sample Task 1 - Archside Academy Detention Database. Including: Sample project scenario Sample student solution Sample Python code

This photocopiable resource has been produced to ensure that your students are able to successfully complete their GCSE Computer Science GCSE (9-1), but can also be used by other exam systems. This test has been designed to provide a stimulating, engaging and effective way of assessing the progress of your students. As well as the topic test, you are also provided with a comprehensive marking scheme. Please be aware that there may be appropriate alternative answers to some of the questions, and it is therefore suggested that the teacher uses their discretion when marking students work. Python is used as the programming language.

This activity pack contains five Christmas themed coding activities which can be used by students in KS2 and KS3. Students learn about sequence, selection and iteration, as well as how to use variables and arrays. All instructions on how to develop the code using Scratch 3.0 have been included, as well as several challenges for each activity. The pack is 35 pages and will take around 3 hours to complete all activities and challenges. Activity 1 - Decorating the living room ready for Christmas - Make the Christmas decorations sparkle! Activity 2 - Dancing Santa - Get Santa to dance - simple dances to choreographed dances. Activity 3 - Christmas Gift Game - Christmas presents float around the screen and if you can click on a present you get to see what’s inside! Activity 4 - Catch the Reindeer Game - In this game Santa has lost his reindeer (including Rudolph) and he has to catch them. At the same time he must avoid the dog pretending to be a reindeer. Activity 5 - Naughty or Nice - In this activity Santa must check the Nice list before he gives a present. The Python Programming Christmas Activities is designed for KS4.

These adaptable PowerPoint Presentations (107 Slides) cover all aspects of the specification in relation to Edexcel GCSE Computer Science 1CP2 (from 2020) topic 2. It includes a: Teaching PowerPoint Presentations (includes checkpoint questions and answers) Student PowerPoint Presentations (Includes checkpoint questions, but omits the answers) Content Covered: · understand that computers use binary to represent data (numbers, text, sound, graphics) and program instructions and be able to determine the maximum number of states that can be represented by a binary pattern of a given length · understand how computers represent and manipulate unsigned integers and two’s complement signed integers · be able to convert between denary and 8-bit binary numbers (0 – 255, -127 – 128) · be able to add together two positive binary patterns and apply logical and arithmetic binary shifts · understand the concept of overflow in relation to the number of bits available to store a value · understand why hexadecimal notation is used and be able to convert between hexadecimal and binary · understand how computers encode characters using 7-bit ASCII · understand how bitmap images are represented in binary (pixels, resolution, colour depth) · understand how analogue sound is represented in binary (amplitude, sample rate, bit depth, sample interval) · understand the limitations of binary representation of data (sampling frequency, resolution) when constrained by the number of available bits · understand that data storage is measured in binary multiples (bit, nibble, byte, kibibyte, mebibyte, gibibyte, tebibyte) and be able to construct expressions to calculate file sizes and data capacity requirements · understand the need for data compression and methods of compressing data (lossless, lossy)

These adaptable PowerPoint Presentations (86 Slides) cover all aspects of the specification in relation to OCR GCSE Computer Science J277 (from 2020) component 2.1. It includes: Teaching PowerPoints (includes checkpoint questions and answers) Student PowerPoints (Includes checkpoint questions, but omits the answers) Content Covered: Principles of computational thinking: Abstraction Decomposition Algorithmic thinking Identify the inputs, processes, and outputs for a problem Structure diagrams Create, interpret, correct, complete, and refine algorithms using: Pseudocode Flowcharts Reference language/high-level programming language Identify common errors Trace tables Standard searching algorithms: Binary search Linear search Standard sorting algorithms: Bubble sort Merge sort Insertion sort

These adaptable PowerPoint Presentations (50 Slides) cover all aspects of the specification in relation to OCR GCSE Computer Science J277 (from 2020) component 2.3. It includes: Teaching PowerPoint Presentations (includes checkpoint questions and answers) Student PowerPoint Presentations (Includes checkpoint questions, but omits the answers) Content Covered: Defensive design considerations: Anticipating misuse Authentication Input validation Maintainability: Use of sub programs Naming conventions Indentation Commenting 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

These adaptable PowerPoint Presentations (188 Slides) cover all aspects of the specification in relation to AQA GCSE Computer Science 8525 (from 2020) component 3.2. Python is used as the programming language in this unit. It includes: Teaching PowerPoints (including checkpoint questions and answers) Student PowerPoints (Includes checkpoint questions, but omits the answers) Content Covered: Understand the concept of a data type. Understand and use the following appropriately: • integer • real • Boolean • character • string. Use, understand and know how the following statement types can be combined in programs: • variable declaration • constant declaration • assignment • iteration • selection • subroutine (procedure/function). Use definite (count controlled) and indefinite (condition controlled) iteration, including indefinite iteration with the condition(s) at the start or the end of the iterative structure. Use nested selection and nested iteration structures. Use meaningful identifier names and know why it is important to use them. Be familiar with and be able to use: • addition • subtraction • multiplication • real division • integer division, including remainders. Be familiar with and be able to use: • equal to • not equal to • less than • greater than • less than or equal to • greater than or equal to. Be familiar with and be able to use: • NOT • AND • OR Understand the concept of data structures. Use arrays (or equivalent) in the design of solutions to simple problems. Use records (or equivalent) in the design of solutions to simple problems. Be able to obtain user input from the keyboard. Be able to output data and information from a program to the computer display. Understand and be able to use: • Length • Position • Sub-string • Concatenation • convert character to character code • convert character code to character • string conversion operations. Be able to use random number generation. Understand the concept of subroutines. Explain the advantages of using subroutines in programs. Describe the use of parameters to pass data within programs. Use subroutines that return values to the calling routine. Know that subroutines may declare their own variables, called local variables, and that local variables usually: • only exist while the subroutine is executing • are only accessible within the subroutine. Use local variables and explain why it is good practice to do so. Describe the structured approach to programming. Explain the advantages of the structured approach. Be able to write simple data validation routines. Be able to write simple authentication routines. Understand what is meant by testing in the context of algorithms and programs. Be able to correct errors within algorithms and programs. Understand what test data is and describe the following types of test data: • normal (typical) • boundary (extreme) • erroneous data.

These adaptable PowerPoint Presentations (54 Slides) cover all aspects of the specification in relation to AQA GCSE Computer Science 8525 (from 2020) component 3.6. It includes: Teaching PowerPoint Presentations (includes checkpoint questions and answers) Student PowerPoint Presentations (Includes checkpoint questions, but omits the answers) Content Covered: Be able to define the term cyber security and be able to describe the main purposes of cyber security. Students should know that cyber security consists of the processes, practices and technologies designed to protect networks, computers, programs and data from attack, damage or unauthorised access. Understand and be able to explain the following cyber security threats: • social engineering techniques • malicious code (malware) • pharming • weak and default passwords • misconfigured access rights • removable media • unpatched and/or outdated software. Explain what penetration testing is and what it is used for. Define the term social engineering. Describe what social engineering is and how it can be protected against. Explain the following forms of social engineering: • blagging (pretexting) • phishing • shouldering (or shoulder surfing). Define the term malware. Describe what malware is and how it can be protected against. Describe the following forms of malware: • computer virus • trojan • spyware. Understand and be able to explain the following security measures: • biometric measures (particularly for mobile devices) • password systems • CAPTCHA (or similar) • using email confirmations to confirm a user’s identity • automatic software updates.

These adaptable PowerPoint Presentations (38 Slides) cover all aspects of the specification in relation to AQA GCSE Computer Science 8525 (from 2020) component 3.8. It includes: Teaching PowerPoint Presentations (includes checkpoint questions and answers) - 38 slides Student PowerPoint Presentations (Includes checkpoint questions, but omits the answers) Content Covered: Explain the current ethical, legal and environmental impacts and risks of digital technology on society. Where data privacy issues arise, these should be considered. Exam questions will be taken from the following areas: • cyber security • mobile technologies • wireless networking • cloud storage • hacking (unauthorised access to a computer system) • wearable technologies • computer-based implants • autonomous vehicles.

These adaptable PowerPoint Presentations (43 Slides) cover all aspects of the specification in relation to OCR GCSE Computer Science J277 (from 2020) component 1.6. It includes: Teaching PowerPoints(includes checkpoint questions and answers) Student PowerPoints (Includes checkpoint questions, but omits the answers) Content Covered: 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)

These adaptable PowerPoint Presentations (42 Slides) cover all aspects of the specification in relation to OCR GCSE Computer Science J277 (from 2020) component 2.4. It includes: Teaching PowerPoint Presentations (includes checkpoint questions and answers) Student PowerPoint Presentations (Includes checkpoint questions, but omits the answers) Content Covered: Simple logic diagrams using the operators AND, OR and NOT Truth tables Combining Boolean operators using AND, OR and NOT Applying logical operators in truth tables to solve problems

These adaptable PowerPoint Presentations (74 Slides) cover all aspects of the specification in relation to AQA GCSE Computer Science 8525 (from 2020) component 3.1. It includes: Teaching PowerPoint Presentations (includes checkpoint questions and answers) -74 Slides Student PowerPoint Presentations (Includes checkpoint questions, but omits the answers) Content Covered: Understand and explain the term algorithm. Understand and explain the term decomposition. Understand and explain the term abstraction. Use a systematic approach to problem solving and algorithm creation representing those algorithms using pseudo-code, program code and flowcharts. Explain simple algorithms in terms of their inputs, processing and outputs. Determine the purpose of simple algorithms. Understand that more than one algorithm can be used to solve the same problem. Compare the efficiency of algorithms explaining how some algorithms are more efficient than others in solving the same problem. Understand and explain how the linear search algorithm works. Understand and explain how the binary search algorithm works. Compare and contrast linear and binary search algorithms. Understand and explain how the merge sort algorithm works. Understand and explain how the bubble sort algorithm works. Compare and contrast merge sort and bubble sort algorithms.

These adaptable PowerPoint Presentations (125 Slides) cover all aspects of the specification in relation to AQA GCSE Computer Science 8525 (from 2020) component 3.3. It includes: Teaching PowerPoints (including checkpoint questions and answers) - 125 Slides Student PowerPoints (Including checkpoint questions, but omits the answers) Content Covered: Understand the following number bases: • decimal (base 10) • binary (base 2) • hexadecimal (base 16). Understand that computers use binary to represent all data and instructions. Explain why hexadecimal is often used in computer science. Understand how binary can be used to represent whole numbers. Understand how hexadecimal can be used to represent whole numbers. Be able to convert in both directions between: • binary and decimal • binary and hexadecimal • decimal and hexadecimal. Know that: • a bit is the fundamental unit of information • a byte is a group of 8 bits. Know that quantities of bytes can be described using prefixes. Know the names, symbols and corresponding values for the decimal prefixes: • kilo, 1 kB is 1,000 bytes • mega, 1 MB is 1,000 kilobytes • giga, 1 GB is 1,000 Megabytes • tera, 1 TB is 1,000 Gigabytes. Be able to compare quantities of bytes using the prefixes above. Be able to add together up to three binary numbers. Be able to apply a binary shift to a binary number. Describe situations where binary shifts can be used. Understand what a character set is and be able to describe the following character encoding methods: • 7-bit ASCII • Unicode. Understand that character codes are commonly grouped and run in sequence within encoding tables. Describe the purpose of Unicode and the advantages of Unicode over ASCII. Know that Unicode uses the same codes as ASCII up to 127. Understand what a pixel is and be able to describe how pixels relate to an image and the way images are displayed. Describe the following for bitmaps: • image size • colour depth. Know that the size of a bitmap image is measured in pixels (width x height). Describe how a bitmap represents an image using pixels and colour depth. Describe using examples how the number of pixels and colour depth can affect the file size of a bitmap image. Calculate bitmap image file sizes based on the number of pixels and colour depth. Convert binary data into a bitmap image. Convert a bitmap image into binary data. Understand that sound is analogue and that it must be converted to a digital form for storage and processing in a computer. Understand that analogue signals are sampled to create the digital version of sound. Describe the digital representation of sound in terms of: • sampling rate • sample resolution. Calculate sound file sizes based on the sampling rate and the sample resolution. Explain what data compression is. Understand why data may be compressed and that there are different ways to compress data.

This pack consists of 37 editable homework/classwork activities that can be used to support your delivery of the Computer Science GCSE course. In addition, the homework bundle also contains a suggested mark scheme for each activity. Unit 1.1 · Components of a CPU · CPU Performance · Embedded Systems Unit 1.2 · ROM & RAM · Flash Memory & Virtual Memory · Data Capacity · Storage Comparison · Data Storage · Compression Unit 1.3 · LANS & WANS · Wired & Wireless Networks · Star & Mesh Topology · Network Protocols · The Concept of Layers Unit 1.4 · Malware · Network Threats · Network Vulnerabilities Unit 1.5 · Operating Systems · Utility Software Unit 1.6 · The Impacts of Technology · The Digital Divide · Legislation + Proprietary and Open Source Software Unit 2.1 · Decomposition & Abstraction · Flowcharts & Programs · Sorting Data · Sorting & Searching Programs Unit 2.2 · Selection · Iteration · Arrays (Lists) · Functions Unit 2.3 · Authentication · Maintainability · Testing Unit 2.4 · Boolean Logic & Truth Tables · Logic Gates Unit 2.5 · Programming Languages · IDEs

These adaptable PowerPoint Presentations (31 Slides) cover all aspects of the specification in relation to OCR GCSE Computer Science J277 (from 2020) component 2.5. It includes: Teaching PowerPoint Presenations (includes checkpoint questions and answers) Student PowerPoint Presentations (Includes checkpoint questions, but omits the answers) Content Covered: Characteristics and purpose of different levels of programming language: High-level languages Low-level languages The purpose of translators The characteristics of a compiler and an interpreter Common tools and facilities available in an Integrated Development Environment (IDE): Editors Error diagnostics Run-time environment Translators