Full lesson - Input and Output (IO) devices. Following on from lesson 2, this lesson covers common input and output devices, including computer accessibility for disabled users. Includes teacher’s PowerPoint, activity, worksheet, and plenary. Homework worksheet is also included. Fully editable resource.

Worksheet for GCSE Computer Science covering logic binary shifts and arithmetic binary shifts. 10 questions in total. Designed for Edexcel Computer Science but useful for other courses too. Useful for homework or as a quick revision resource. Separate answer sheet included. Fully editable resource.

Two worksheets covering negative binary numbers in sign & magnitude and two’s complement representations. Each worksheet has a separate answer key. Fully editable resource.

Crosswords for 13 GCSE Computer Science topics, plus 3 bonus ’Mega crosswords’ containing over 40 clues each. Answer keys included for all crosswords. Each crossword is a PDF that can be printed. Great for starters and plenaries. (Two samples are also available on TES for free). Pack contains the following crosswords (plus answers for each): Hardware Software Binary (answers in binary only) Binary inc negatives (answers in binary only) Binary and Hexadecimal Data representation CPU architecture Programming languages Networks The Internet Network security Algorithms Programming

Crosswords for GCSE Computer Science topic Networks. Answer key included. Printable PDF. Great for starters and plenaries. A pack containing crosswords and answers for 13 Computer Science topics is available on TES: Hardware Software Binary (answers in binary only) Binary inc negatives (answers in binary only) Binary and Hexadecimal Data representation CPU architecture Programming languages Networks The Internet Network security Algorithms Programming

KS3 / GCSE Computer Science "Spot the mistakes" task for the Hardware and Software topics. Students must read a short piece of text and identify the mistakes. Handy to check understanding as a starter or plenary. Covers the basics of input, output, storage, and types of software. One PowerPoint contains the two questions, each with the plain text, a slide highlighting the mistakes, and a slide showing the correct answers. This is useful for displaying on a projector. The second PowerPoint includes just the questions and is useful for students working independently with the resource on a VLE. Fully editable resource.

Crosswords for GCSE Computer Science topic ‘binary’, also suitable for years 8 and 9. Answer key included. Printable PDF. Great for starters and plenaries. A pack containing crosswords and answers for 13 Computer Science topics is available on TES: Hardware Software Binary (answers in binary only) Binary inc negatives (answers in binary only) Binary and Hexadecimal Data representation CPU architecture Programming languages Networks The Internet Network security Algorithms Programming

A fill-in-the-gaps activity for students to improve their understanding of computer system components. Students must complete the tree diagram, which includes hardware (input, output, storage, and processing) and software (application software and operating systems). Useful as a lesson plenary or an end of topic summary. Suitable for KS3 or GCSE Computer Science. Fully editable resource. Includes tree diagram with gaps and the solution.

Full lesson - Introduction to Hardware for GCSE Computer Science. Covers input, output, and storage devices. Includes teacher’s PowerPoint with starter, activities, and plenary. Homework worksheet (with separate answer sheet) included. Fully editable resource.

A revision worksheet for GCSE Computer Science covering: Denary, binary, and hexadecimal conversion Binary arithmetic (addition, subtraction) Binary shifts (arithmetic and logical) Overflow Negative numbers (sign and magnitude) one’s complement, two’s complement) Exam style questions (total 48 marks). Each of the 11 objectives at the top of the sheet is accompanied by links to online revision resources for that concept. Fully editable resource. Separate answers sheet included.

Full lesson - What’s Inside a Computer? Following on from lesson 1, this lesson covers the processing steps that take place inside common examples of computer systems. Includes teacher’s PowerPoint, activity, and plenary. Homework crossword (with separate answer sheet) included. Fully editable resource.

7 questions written in Edexcel style pseudocode. Questions cover tracing output, identifying common logic errors in algorithms, and making corrections. Separate answer sheet included. Fully editable resource.

64 Python programming exercises ranging from “Hello World” style first programs to file reading and writing. Many tasks also have extension (“bonus”) sections to stretch pupils. Exercises are sorted into sections by the skills needed to complete them (conditionals, loops, arrays, etc). A good resource for homework, extension tasks, and independent learning. Fully editable resource, ready for printing or online use. Topics covered: Basic input and output Conditionals Loops (while and for) Strings Lists Subroutines and functions File reading and writing Some of the exercises in this document require sample code for students to edit: this code is provided in the download. The exercises in this resource can be completed in any programming language, but some of the phrasing in the questions is specific to Python. There is also a Java version of this resource available.

Binary number line for classroom displays, suitable for GCSE, A-Level, or IB Computer Science. Download includes: Binary, hex, and denary values from 0 to 20 Binary and denary values from 0 to -20 (sign and magnitude) Binary and denary values from 0 to -20(two’s complement) Binary and denary values from 0 to -20(both systems on the same line) For clarity, hexadecimal values are not shown for negative numbers. Each set of numbers is on an A3 sized sheet that can be printed as A4 if required.

Three Boolean logic worksheets with exam style questions on logic statements and truth tables. 22 questions in total. The worksheets cover AND, OR, and NOT gates. Answer sheets included. Fully editable. Good for homework assignments.

End of unit Computer Science test covering binary, hexadecimal, number conversion, and binary arithmetic. Editable. 25 mark test. Answers included. Suitable for year 9, GCSE, and above.

Student glossary / dictionary of technical terms for GCSE Computer Science. Covering over 240 terms in 7 topics, each term has space for pupils to write a definition and to check the term off once it is understood. The glossary can be completed electronically by pupils or printed out and written by hand. A fully editable Word version is included to add / remove terms relevant to your GCSE syllabus.

Full lesson - primary storage devices including starter, teacher’s PowerPoint, and homework task. Following on from lesson 4, the main activity is the creation of a graphical summary sheet that shows the different types of storage and their relationship to each other. Fully editable resource.