Grade 8 Computer Science Worksheets

Learning Objectives

• Identify cells, rows, columns, headings, and filters in a spreadsheet.
• Explain how rows and columns organize related information into records.
• Compare sorting and filtering using relevant spreadsheet examples.+ Show more

Learning Objectives

• Identify suspicious URLs and warning signs in online messages.
• Explain how software updates repair known security weaknesses.
• Describe how screen locks and application permissions protect devices.+ Show more

Learning Objectives

• Identify collection methods that improve data reliability.
• Explain how clearly defined variables support fair comparisons.
• Compare surveys, measurements, and simple experiments.+ Show more

Learning Objectives

• Identify viruses, spyware, and ransomware by their effects.
• Recognise warning signs in suspicious downloads and email attachments.
• Explain how updated security tools help reduce malware risks.+ Show more

Learning Objectives

• Define protocols as shared rules for network communication.
• Describe how data is divided into packets for transfer.
• Explain how routers forward packets toward their destinations.+ Show more

Learning Objectives

• Define encryption, decryption, plaintext, ciphertext, and cryptographic keys.
• Explain how encryption protects information travelling across networks.
• Compare encrypted and unencrypted digital communication scenarios.+ Show more

Learning Objectives

• Explain how screen time can affect sleep and concentration.
• Identify routines that support balanced and responsible technology use.
• Describe strategies for managing screen time during daily activities.+ Show more

Learning Objectives

• Identify precise keywords that improve the relevance of search results
• Explain how quotation marks locate exact phrases in search queries
• Apply search operators to include or exclude targeted results+ Show more

Learning Objectives

• Identify the purposes of line graphs, bar graphs, and circle graphs
• Select suitable graph types for different data sets and questions
• Explain how visualizations reveal patterns, comparisons, and proportions+ Show more

Learning Objectives

• Define cloud computing and describe how remote servers provide online services.
• Explain how online storage enables file access across connected devices.
• Differentiate syncing from backups and describe their purposes.+ Show more

Learning Objectives

• Identify how tone and word choice influence digital messages.
• Distinguish respectful, unclear, and harmful online communication.
• Explain how context and audience affect message interpretation.+ Show more

Learning Objectives

• Identify common warning signs in suspicious online messages
• Explain how social engineering influences decisions through emotional pressure
• Analyze phishing scenarios and distinguish safer responses from risky actions+ Show more

Learning Objectives

• Define interactive programs, interfaces, features, variables, events, loops, and conditionals.
• Explain how programming structures work together in interactive applications.
• Identify planning decisions that improve application structure and usability.+ Show more

Learning Objectives

• Define loops and iteration using accurate programming terminology.
• Trace repeated instructions to determine action counts and program outputs.
• Compare loop-based solutions with duplicated individual instructions.+ Show more

Learning Objectives

• Identify precise keywords that improve the relevance of search results
• Explain how quotation marks locate exact phrases in supported search tools
• Describe how search operators include or exclude terms+ Show more

Learning Objectives

• Identify common digital collaboration tools and their purposes.
• Compare real-time and asynchronous collaboration methods.
• Explain how comments and version history support document revisions.+ Show more

Learning Objectives

• Identify common forms of cyberbullying in digital spaces
• Explain how saving evidence can support a safe response
• Describe when blocking and reporting harmful content may help+ Show more

Learning Objectives

• Compare actual algorithm outputs with expected results.
• Trace instructions to locate logical errors and incorrect values.
• Evaluate algorithms using normal inputs and edge cases.+ Show more

Learning Objectives

• Explain how algorithm efficiency relates to time, operations, and memory.
• Compare algorithms that produce the same result using operation counts.
• Identify optimization opportunities that preserve an algorithm's intended outcome.+ Show more

Learning Objectives

• Define authentication, verification, and factor in account security.
• Distinguish single-step password login from multi-factor authentication.
• Identify knowledge, possession, and biometric authentication factors.+ Show more

Learning Objectives

• Calculate the mean, median, mode, and range of numerical data.
• Explain what each summary measure reveals about a data set.
• Compare groups using multiple numerical summary measures.+ Show more

Learning Objectives

• Explain how privacy settings control account visibility and contact.
• Evaluate app permissions according to an application's purpose.
• Describe how informed consent affects personal data sharing.+ Show more

Learning Objectives

• Define conditional logic and explain its role in algorithms.
• Identify conditions, branches, and outcomes in if-then structures.
• Trace how different input values change program behavior.+ Show more

Learning Objectives

• Distinguish syntax errors from logic errors using program behavior
• Identify missing punctuation, mismatched parentheses, and misspelled keywords
• Trace program statements to locate incorrect variable values+ Show more

Learning Objectives

• Define artificial intelligence and identify tasks associated with human thinking.
• Explain how AI systems recognize patterns in information.
• Describe how AI uses patterns to make predictions.+ Show more

Learning Objectives

• Define abstraction and explain how it reduces problem complexity.
• Identify essential and unnecessary details in simplified models.
• Compare representations designed for different purposes and users.+ Show more

Learning Objectives

• Define data ethics, privacy, consent, and responsible data use.
• Identify responsible and irresponsible practices for handling personal information.
• Explain why informed consent and data minimization matter.+ Show more

Learning Objectives

• Define ethics, transparency, accountability, and responsibility in AI.
• Identify privacy and fairness concerns in AI-assisted decisions.
• Explain how transparency helps people question AI recommendations.+ Show more

Learning Objectives

• Define functions and explain how they organize program instructions
• Identify parameters and return values in simple function examples
• Trace function calls that use inputs and return calculated results+ Show more

Learning Objectives

• Identify common flowchart symbols and explain their functions.
• Trace instruction sequences and decision branches in algorithms.
• Construct logical flowcharts using processes, decisions, and loops.+ Show more

Learning Objectives

• Identify clues that indicate whether an online news source is credible
• Distinguish misinformation from accurate reporting using supporting evidence
• Explain how publication dates and missing context affect news reliability+ Show more

Learning Objectives

• Identify increasing, decreasing, and stable trends in data.
• Distinguish positive, negative, and absent correlation patterns.
• Interpret scatter plots showing relationships between numerical variables.+ Show more

Learning Objectives

• Define machine learning, training data, patterns, and models.
• Explain how algorithms identify patterns in training examples.
• Compare how data accuracy and variety affect model performance.+ Show more

Learning Objectives

• Identify characteristics that make passwords difficult to guess.
• Explain how unique passwords reduce risks across multiple accounts.
• Describe how password managers support secure credential storage.+ Show more

Learning Objectives

• Define decomposition and explain how it simplifies complex problems.
• Identify subproblems with clear goals in a larger project.
• Organize tasks according to logical sequences and dependencies.+ Show more

Learning Objectives

• Identify responsible uses of AI tools for learning and research.
• Explain why AI-generated claims require accuracy and completeness checks.
• Evaluate AI responses using reliable sources and supporting evidence.+ Show more

Learning Objectives

• Define bias and fairness in artificial intelligence.
• Identify how incomplete training data can contribute to biased outcomes.
• Explain why representation matters when evaluating AI systems.+ Show more

Learning Objectives

• Define recommendation systems and explain their purpose on digital platforms
• Explain how algorithms use data to generate personalized suggestions
• Identify how previous behavior and preferences influence recommendations+ Show more

Learning Objectives

• Identify online activities that contribute to a person's digital identity
• Explain how digital choices influence online reputation and impressions
• Evaluate how audience and tone affect online communication+ Show more

Learning Objectives

• Define variables, values, data types, and assignment in programming.
• Distinguish integers, decimals, strings, and Boolean values.
• Explain how assignment initializes or updates a variable.+ Show more

Learning Objectives

• Identify how computer networks connect devices to exchange information.
• Explain the roles of routers, switches, cables, and wireless signals.
• Compare local networks with internet-connected networks.+ Show more

Learning Objectives

• Define input, processing, and output in a computer system.
• Identify common input and output devices and explain their functions.
• Trace data through input, processing, and output stages.+ Show more

Learning Objectives

• Define bandwidth, latency, and throughput in network communication.
• Compare bandwidth and latency using everyday network scenarios.
• Identify factors that increase latency or reduce effective throughput.+ Show more

Learning Objectives

• Decide whether a statement describes something only real, only AI-made, or both
• Apply the Six Tells checklist to an image or clip and give a reason
• Name the right next step when a message or image feels wrong

Learning Objectives

• Describe what a deepfake is in one sentence and name two ways it is used against young people
• Apply the Six Tells checklist to an image or clip and give a reasoned judgement, not a guess
• Explain why "it isn’t real" does not mean "it isn’t harmful"+ Show more

Learning Objectives

• Define interactive, interface, feature, and program accurately
• Identify how events trigger actions in interactive programs
• Explain how conditionals and loops control program behavior+ Show more

Learning Objectives

• Explain how interactive programs use variables, events, loops, and conditionals.
• Describe how planning features before coding improves structure and user experience.
• Use key vocabulary: interactive, interface, feature, and program.

Learning Objectives

• Explain what malware is and identify common types such as viruses, spyware, and ransomware.
• Describe warning signs in files, links, and attachments that may indicate malware.
• Use safe download habits to reduce the risk of infection and data loss.+ Show more