This activity aims to challenge students’ Python programming skills in using string manipulation techniques. This resource is suitable for students with different abilities, with the source code being available for each challenge. You can easily reuse and adapt our top-quality teaching material to fit your unique teaching style. This activity is suitable for classroom use or for self-study at home, and allows for students to develop their problem-solving skills.   █▀▀ █▀▀ ▄▀█ ▀█▀ █░█ █▀█ █▀▀ █▀ █▀░ ██▄ █▀█ ░█░ █▄█ █▀▄ ██▄ ▄█ Compliant with the AQA/OCR GCSE Computer Science specifications 8525/J277. This resource contains: 12 challenges provide students with an invaluable opportunity to sharpen their coding skills and problem-solving abilities through using string manipulation techniques. Source code answers allowing for students to self-evaluate their work or explore a different way of solving the problem.   Other useful resources from us: Random Numbers - Python Programming Challenges Iterations / Loops - Python Programming Challenges Utility Software - Complete Lesson (OCR GCSE J277)   █▀▀ █▀█ █ █▀▄▀█ █▀ █▀█ █▄░█ █▄▄ █▀▄ █ █░▀░█ ▄█ █▄█ █░▀█   █░█░█ █ ▀█ ▄▀█ █▀█ █▀▄ ▀▄▀▄▀ █ █▄ █▀█ █▀▄ █▄▀ Feel free to leave any feedback in the review section below! :)

This lesson teaches students about the star and mesh network topologies. This includes the advantages and disadvantages of each topology. It has been specially created for the OCR GCSE Computer Science (J277) course, meaning there is no irrelevant content from other exam boards. This resource consists of a PowerPoint presentation, a worksheet with answers, custom-made exam-styled questions with a mark scheme, and a full lesson plan. See the video and the preview image to see what is included! Feedback has been considered when creating and updating this resource to ensure it is appealing, engaging, and challenging. This resource will be updated to ensure it is (one of) the best! Duration: 1-2 Lessons This resource is designed to cover: Star Network Topology Mesh Network Topology Advantages and Disadvantages of the Star and Mesh Topologies ⠀ Other complete lessons in Unit 1.3: Types of Networks Network Performance Network Hardware The Internet Network Topologies (Current) Encryption (Free) Standards and Network Protocols Network Connections

This lesson is about the Factors which affect the Performance of CPUs/processors and has been specially created for the OCR GCSE Computer Science (J277) course, meaning there is no irrelevant content from other exam boards. This resource consists of a PowerPoint presentation, a worksheet with an answer sheet, custom exam-styled questions with a mark scheme, and a full lesson plan. See the video and the preview image to see what is included! Feedback has been considered when creating and updating this resource to ensure it is appealing, engaging, and challenging. This resource will be updated to ensure it is (one of) the best! Duration: 1 Lesson This resource is designed to cover: Characteristics which affects the performance of the processor: clock speed, cache memory capacity, number of cores. Effect on performance if changing one, or a combination, of the above characteristics. ⠀ Have any questions? Feel free to contact me. Other complete lessons in Unit 1.1: Purpose of the CPU (Free) Von Neumann Architecture CPU Performance (Current) Embedded Systems (Free)

This activity aims to challenge students’ Python programming skills in using iterations / loops. This resource is suitable for students with different abilities, with the source code being available for each challenge. You can easily reuse and adapt our top-quality teaching material to fit your unique teaching style. This activity is suitable for classroom use or for self-study at home, and allows for students to develop their problem-solving skills.   █▀▀ █▀▀ ▄▀█ ▀█▀ █░█ █▀█ █▀▀ █▀ █▀░ ██▄ █▀█ ░█░ █▄█ █▀▄ ██▄ ▄█ Compliant with the AQA/OCR GCSE Computer Science specifications 8525/J277. This resource contains: 12 challenges provide students with an invaluable opportunity to sharpen their coding skills and problem-solving abilities through using iterations / loops. Source code answers allowing for students to self-evaluate their work or explore a different way of solving the problem.   Other useful resources from us: File Handling - Python Programming Challenges String Manipulation - Python Programming Challenges Software Licenses - Complete Lesson (OCR GCSE J277)   █▀▀ █▀█ █ █▀▄▀█ █▀ █▀█ █▄░█ █▄▄ █▀▄ █ █░▀░█ ▄█ █▄█ █░▀█   █░█░█ █ ▀█ ▄▀█ █▀█ █▀▄ ▀▄▀▄▀ █ █▄ █▀█ █▀▄ █▄▀ Feel free to leave any feedback in the review section below! :)

This activity aims to challenge students’ Python programming skills in using random numbers. This resource is suitable for students with different abilities, with the source code being available for each challenge. You can easily reuse and adapt our top-quality teaching material to fit your unique teaching style. This activity is suitable for classroom use or for self-study at home, and allows for students to develop their problem-solving skills.   █▀▀ █▀▀ ▄▀█ ▀█▀ █░█ █▀█ █▀▀ █▀ █▀░ ██▄ █▀█ ░█░ █▄█ █▀▄ ██▄ ▄█ Compliant with the AQA/OCR GCSE Computer Science specifications 8525/J277. This resource contains: 12 challenges provide students with an invaluable opportunity to sharpen their coding skills and problem-solving abilities through using random numbers. Source code answers allowing for students to self-evaluate their work or explore a different way of solving the problem.   Other useful resources from us: File Handling - Python Programming Challenges Random Numbers - Python Programming Challenges (Free) Encryption - Complete Lesson (OCR GCSE J277)   █▀▀ █▀█ █ █▀▄▀█ █▀ █▀█ █▄░█ █▄▄ █▀▄ █ █░▀░█ ▄█ █▄█ █░▀█   █░█░█ █ ▀█ ▄▀█ █▀█ █▀▄ ▀▄▀▄▀ █ █▄ █▀█ █▀▄ █▄▀ Feel free to leave any feedback in the review section below! :)

This resource covers converting between Binary and Denary (and vice versa), Binary Addition, Binary Shifts, and converting between Hexadecimal and Binary/Denary (and vice versa). It has been specially created for the OCR GCSE Computer Science (J277) course, meaning there is no irrelevant content from other exam boards. This resource consists of a PowerPoint presentation, a long worksheet with an answer sheet, custom exam-styled questions with a mark scheme, and a full lesson plan. See the video and the preview image to see what is included! Feedback has been considered when creating and updating this resource to ensure it is appealing, engaging, and challenging. This resource will be updated to ensure it is (one of) the best! Duration: 3-4 Lessons This resource is designed to cover: Binary to Denary up to 8 Bits (and vice versa). Most Significant Bit and Least Significant Bit. Adding two Binary Numbers with an explanation about Binary Overflow. Two-digit Hexadecimal to Binary/Denary. Understanding and carrying out Binary Shifts. ⠀ Other complete lessons in Unit 1.2: RAM, ROM, and Virtual Memory (Primary Storage) Units of Storage Secondary Storage Binary Crash Course (Current) Representing Images Representing Sound Representing Characters Compression

Generate an unlimited amount of printable binary worksheets for your students. The following worksheets can be generated: denary to binary (and back), hexadecimal to denary (and back), hexadecimal to binary (and back), binary shifts, and binary addition. In addition, a separate answer sheet is generated. These worksheets can be used when teaching OCR GCSE Computer Science J277. See the video to see how the worksheets are generated! Situations where this resource can be useful: Starter activity Exam practice Homework

This resource teaches students about the performance of computer networks - network latency, transmission errors, bandwidth, type of network traffic, and the number of connected devices. It has been specially created for the OCR GCSE Computer Science (J277) course, meaning there is no irrelevant content from other exam boards. This resource consists of a PowerPoint presentation, a worksheet with answers, custom-made exam-styled questions with a mark scheme, and a full lesson plan. See the video and the preview image to see what is included! Feedback has been considered when creating and updating this resource to ensure it is appealing, engaging, and challenging. This resource will be updated to ensure it is (one of) the best! Duration: 1-2 Lessons This resource is designed to cover: Factors that affect the performance of a computer network: Network Latency Transmission Errors Bandwidth Type of Network Traffic Number of Connected Devices ⠀ Other complete lessons in Unit 1.3: Types of Networks Network Performance (Current) Network Hardware The Internet Network Topologies Encryption (Free) Standards and Network Protocols Network Connections

These revision questions for computer science paper 2 are designed to sharpen students’ readiness for the exams, by finding any weaknesses in their knowledge and ensuring a thorough grasp of the topic. This activity can be used as a starter, main lesson activity, and even as homework! You can easily reuse and adapt our top-quality teaching material to fit your unique teaching style. This activity is suitable for classroom use or for self-study at home.   █▀▀ █▀▀ ▄▀█ ▀█▀ █░█ █▀█ █▀▀ █▀ █▀░ ██▄ █▀█ ░█░ █▄█ █▀▄ ██▄ ▄█ Compliant with the OCR GCSE Computer Science specification J277. This resource contains: 55 multiple-choice questions which cover the content found in paper 2, designed to find any gaps in knowledge so students can be ready for the exams! A mark scheme for each question allows for students to self-evaluate their work. ⠀ Other useful resources from us: Grade 9-7 Practice Q’ (Set B) - Exam Q’ Practice (OCR GCSE J277) Long Answer Practice Q’ (Set B) - Exam Q’ Practice (OCR GCSE J277) Random Numbers - Python Programming Challenges   █▀▀ █▀█ █ █▀▄▀█ █▀ █▀█ █▄░█ █▄▄ █▀▄ █ █░▀░█ ▄█ █▄█ █░▀█   █░█░█ █ ▀█ ▄▀█ █▀█ █▀▄ ▀▄▀▄▀ █ █▄ █▀█ █▀▄ █▄▀ Feel free to leave any feedback in the review section below! :)

These assessment exam-styled questions for topic 1.2 cover binary, secondary storage, primary memory, representing data… etc. - everything required to evaluate students’ knowledge and proficiency in these foundational subjects. Furthermore, these questions can be used for revision to find area of weaknesses prior to the big day! You can easily reuse and adapt our top-quality teaching material to fit your unique teaching style. This activity is suitable for classroom use or for self-study at home.   █▀▀ █▀▀ ▄▀█ ▀█▀ █░█ █▀█ █▀▀ █▀ █▀░ ██▄ █▀█ ░█░ █▄█ █▀▄ ██▄ ▄█ Compliant with the OCR GCSE Computer Science specification J277. This resource contains: Assessment for topic 1.2 which is designed to evaluate students’ proficiency and understanding of the content found in this topic. The test has been created in a way to ensure it can be completed within 1 lesson. A mark scheme for each question allows for students to self-evaluate their work or explore a different way of answering the question. A word document format is provided to allow for practice for the digital exams in 2025. ⠀ Total Marks: 40 Suggested Allowed Time: 45 minutes (+25% extra time = 57 minutes) ⠀ Other useful resources from us: Grade 9-7 Practice Q’ (Set B) - Exam Q’ Practice (OCR GCSE J277) Random Numbers - Python Programming Challenges Operating Systems - Complete Lesson (OCR GCSE J277)   █▀▀ █▀█ █ █▀▄▀█ █▀ █▀█ █▄░█ █▄▄ █▀▄ █ █░▀░█ ▄█ █▄█ █░▀█   █░█░█ █ ▀█ ▄▀█ █▀█ █▀▄ ▀▄▀▄▀ █ █▄ █▀█ █▀▄ █▄▀ Feel free to leave any feedback in the review section below! :)

These assessment exam-styled questions for topic 1.4 cover types of network threats, identifying them, and then preventing them… - everything required to evaluate students’ knowledge and proficiency in these foundational subjects. Furthermore, these questions can be used for revision to find area of weaknesses prior to the big day! You can easily reuse and adapt our top-quality teaching material to fit your unique teaching style. This activity is suitable for classroom use or for self-study at home.   █▀▀ █▀▀ ▄▀█ ▀█▀ █░█ █▀█ █▀▀ █▀ █▀░ ██▄ █▀█ ░█░ █▄█ █▀▄ ██▄ ▄█ Compliant with the OCR GCSE Computer Science specification J277. This resource contains: Assessment for topic 1.4 which is designed to evaluate students’ proficiency and understanding of the content found in this topic. The test has been created in a way to ensure it can be completed within 1 lesson. A mark scheme for each question allows for students to self-evaluate their work or explore a different way of answering the question. A word document format is provided to allow for practice for the digital exams in 2025. ⠀ Total Marks: 28 Suggested Allowed Time: 32 minutes (+25% extra time = 40 minutes) ⠀ Other useful resources from us: 8 Mark Practice Q’ (Set A) - Exam Q’ Practice (OCR GCSE J277) Random Numbers - Python Programming Challenges Laws and Legislation - Complete Lesson (OCR GCSE J277)   █▀▀ █▀█ █ █▀▄▀█ █▀ █▀█ █▄░█ █▄▄ █▀▄ █ █░▀░█ ▄█ █▄█ █░▀█   █░█░█ █ ▀█ ▄▀█ █▀█ █▀▄ ▀▄▀▄▀ █ █▄ █▀█ █▀▄ █▄▀ Feel free to leave any feedback in the review section below! :)

These assessment exam-styled questions for topic 1.6 cover ethical and cultural issues issues, privacy and legal issues, environmental issues, laws and legislation… etc. - everything required to evaluate students’ knowledge and proficiency in these foundational subjects. Furthermore, these questions can be used for revision to find area of weaknesses prior to the big day! You can easily reuse and adapt our top-quality teaching material to fit your unique teaching style. This activity is suitable for classroom use or for self-study at home.   █▀▀ █▀▀ ▄▀█ ▀█▀ █░█ █▀█ █▀▀ █▀ █▀░ ██▄ █▀█ ░█░ █▄█ █▀▄ ██▄ ▄█ Compliant with the OCR GCSE Computer Science specification J277. This resource contains: Assessment for topic 1.6 which is designed to evaluate students’ proficiency and understanding of the content found in this topic. The test has been created in a way to ensure it can be completed within 1 lesson. A mark scheme for each question allows for students to self-evaluate their work or explore a different way of answering the question. A word document format is provided to allow for practice for the digital exams in 2025. ⠀ Total Marks: 30 Suggested Allowed Time: 34 minutes (+25% extra time = 43 minutes) ⠀ Other useful resources from us: 8 Mark Practice Q’ (Set A) - Exam Q’ Practice (OCR GCSE J277) Selections - Python Programming Challenges Software Licenses - Complete Lesson (OCR GCSE J277)   █▀▀ █▀█ █ █▀▄▀█ ��▀ █▀█ █▄░█ █▄▄ █▀▄ █ █░▀░█ ▄█ █▄█ █░▀█   █░█░█ █ ▀█ ▄▀█ █▀█ █▀▄ ▀▄▀▄▀ █ █▄ █▀█ █▀▄ █▄▀ Feel free to leave any feedback in the review section below! :)

These difficult exam-styled questions are aimed at students working at grades 9-7. Exam practice questions offer students a targeted and effective way to prepare, ensuring they are confident and successful on the exam day. Challenge your students with our selection of difficult exam practice questions, designed to expand their boundaries. You can easily reuse and adapt our top-quality teaching material to fit your unique teaching style. This activity is suitable for classroom use or for self-study at home.   █▀▀ █▀▀ ▄▀█ ▀█▀ █░█ █▀█ █▀▀ █▀ █▀░ ██▄ █▀█ ░█░ █▄█ █▀▄ ██▄ ▄█ Compliant with the OCR GCSE Computer Science specification J277. This resource contains: Difficult practice questions allow for students to prepare for success, even when faced with the toughest exam questions - suitable for ace students! A mark scheme for each question allows for students to self-evaluate their work or explore a different way of answering the question. A word document format is provided to allow for practice for the digital exams in 2025. ⠀ Total Marks: 46 Suggested Allowed Time: 52 minutes (+25% extra time = 65 minutes) ⠀ Other useful resources from us: 8 Mark Questions (Set A) - Exam Q’ Practice (OCR GCSE J277) Arrays / Lists - Python Programming Challenges Representing Images - Complete Lesson (OCR GCSE J277)   █▀▀ █▀█ █ █▀▄▀█ █▀ █▀█ █▄░█ █▄▄ █▀▄ █ █░▀░█ ▄█ █▄█ █░▀█   █░█░█ █ ▀█ ▄▀█ █▀█ █▀▄ ▀▄▀▄▀ █ █▄ █▀█ █▀▄ █▄▀ Feel free to leave any feedback in the review section below! :)

This resource contains practice calculations questions for power and energy, ideal for revision or practice, using the equations: P = E/t, P=VI, PI^2R, and E = QV. ’Stage 1-2’ questions require students to calculate the magnitude of power using one of the above equations. Students may need to rearrange the correct equation to calculate the magnitude of different variables. ’Stage 3-4’ questions equire students to calculate the magnitude of power and energy using one of the above equations. Students may need to rearrange the correct equation to calculate the magnitude of different variables. ’Stage 5’ questions (extension) require students to use values in standard form to calculate the power or energy transfered, or the different variables.   A handwritten answer sheet is provided to show students best practices when approached with a calculation question.   This resource has been designed for the AQA specification, but it may also be suitable for other exam boards with a similar syllabus.   Feel free to reach out if you have any questions!   █▀▀ █▀█ █ █▀▄▀█ █▀ █▀█ █▄░█ █▄▄ █▀▄ █ █░▀░█ ▄█ █▄█ █░▀█   █░█░█ █ ▀█ ▄▀█ █▀█ █▀▄ ▀▄▀▄▀ █ █▄ █▀█ █▀▄ █▄▀ Disclaimer: This resource does not have any affiliation with AQA or any other exam board.

This resource contains practice calculations questions for current and resistance, ideal for revision or practice, using the equations: Q = It, and V = IR. ’Stage 1’ questions require students to calculate the magnitude of charge or voltage using given information. ’Stage 2’ questions require students to rearrange one of the equations to calculate values for different variables. ’Stage 3’ questions (extension) require students to use values in standard form to calculate the magnitude of charge or voltage, or the different variables.   A handwritten answer sheet is provided to show students best practices when approached with a calculation question.   This resource has been designed for the AQA specification, but it may also be suitable for other exam boards with a similar syllabus.   Feel free to reach out if you have any questions!   █▀▀ █▀█ █ █▀▄▀█ █▀ █▀█ █▄░█ █▄▄ █▀▄ █ █░▀░█ ▄█ █▄█ █░▀█   █░█░█ █ ▀█ ▄▀█ █▀█ █▀▄ ▀▄▀▄▀ █ █▄ █▀█ █▀▄ █▄▀ Disclaimer: This resource does not have any affiliation with AQA or any other exam board.

This resource contains practice calculations questions for uniform acceleration, ideal for revision or practice, using the equation: v^2 = u^2 + 2as ’Stage 1 & 2’ questions require students to calculate the magnitudes of different variables which may require the equation to be rearranged.   A handwritten answer sheet is provided to show students best practices when approached with a calculation question.   This resource has been designed for the AQA specification, but it may also be suitable for other exam boards with a similar syllabus.   Feel free to reach out if you have any questions!   █▀▀ █▀█ █ █▀▄▀█ █▀ █▀█ █▄░█ █▄▄ █▀▄ █ █░▀░█ ▄█ █▄█ █░▀█   █░█░█ █ ▀█ ▄▀█ █▀█ █▀▄ ▀▄▀▄▀ █ █▄ █▀█ █▀▄ █▄▀ Disclaimer: This resource does not have any affiliation with AQA or any other exam board.