Practice labs
Every lab is a simulation that runs inside your browser. It is safe to experiment: nothing here changes your real computer, and nothing is sent anywhere. Where a skill needs your real laptop, the lesson says so.
Identify the hardware
Look at labelled pictures of a laptop, a motherboard and a router, and pick the correct name for each numbered part.
Used in: Inside the computer: CPU, RAM, motherboard and graphics, Ports, cables and peripherals
Match components to their jobs
Drag-free matching practice: connect CPU, RAM, storage, GPU, motherboard and more to what they do.
Used in: Inside the computer: CPU, RAM, motherboard and graphics, Storage devices: SSD, hard disk, USB drives and memory cards
Keyboard shortcut trainer
Press the real shortcut on your keyboard when prompted. The trainer tells you whether you pressed the right keys.
Used in: The keyboard and essential shortcuts
File and folder organiser
A simulated file manager: create folders, move and rename files, and solve a realistic tidy-up challenge.
Used in: Copying, moving, renaming, deleting, restoring and searching
File extension game
Match file names and extensions to the type of file and the program that opens it.
Used in: Files, folders, names and extensions
Document formatting practice
Format a simulated document: headings, bold, bullets and alignment, and see the result update.
Used in: Headings, margins, lists, headers, footers and page numbers
Spreadsheet formulas
A small working spreadsheet with SUM, AVERAGE, MIN, MAX and cell references that recalculate automatically.
Chart builder
Choose data and a chart type, add labels, and see why some charts mislead.
Used in: Charts and spreadsheet safety
Search-result evaluation
Judge a set of fictional search results: which are reliable, which are adverts, which are out of date?
Phishing detective
Inspect simulated emails and messages and decide which are safe and which are phishing, with reasons.
Used in: Threats, vulnerabilities, risks and malware, Spam, phishing, password recovery and email account security
Password strength explorer
Learn what makes a password strong using made-up examples. Never type a real password into any website, including this one.
Used in: Passphrases, unique passwords and password managers
Network builder
Build a home network by placing a modem, router, switch and devices, then test whether everything can reach the internet.
Used in: What is a network?
IP addressing exercises
Practise reading IPv4 addresses, spotting private ranges and finding which devices share a network.
DNS lookup simulator
Step through how a browser turns a domain name into an IP address, one question at a time.
Used in: DHCP, DNS and the default gateway
Troubleshooting decision trees
Work through guided decision trees for no internet, a slow computer, a full disk and a printer that will not print.
Linux terminal practice
Type real Linux commands into a safe simulated terminal with a practice folder. Nothing touches your real computer.
Used in: Terminal, shell and your first commands, Finding your way: pwd, ls and cd
HTML and CSS live editor
Write HTML and CSS and watch the page change instantly in a safe preview.
Used in: HTML structure: elements, tags, attributes, headings, links and images, CSS basics: selectors, colours and typography
JavaScript beginner exercises
Short JavaScript challenges with instant checking, run safely inside your browser.
Used in: JavaScript basics: variables, conditions, loops, functions, arrays and objects
Computer maintenance checklist
Build a personal maintenance routine with daily, monthly and yearly tasks, saved on this device.
Used in: A safe maintenance routine
Workplace simulation
A final integrated task: research, organise, write, calculate, present, send and back up, in a simulated office.
Used in: Project, part 2: report, spreadsheet, presentation, email and backup