pptx, 17.18 MB
pptx, 17.18 MB
mp4, 4.62 MB
mp4, 4.62 MB
docx, 617.82 KB
docx, 617.82 KB
html, 20.75 KB
html, 20.75 KB

KS3 Computer Science – FOR Loops, WHILE Loops & Randomness in Small Basic (2026 Updated) | FREE Online Compiler | Dyslexia-Friendly

A fully resourced, dyslexia-friendly KS3 Computer Science lesson introducing FOR loops, WHILE loops, iteration and randomness in Small Basic.

Includes a complete PowerPoint, structured worksheet, model answers and guided coding tasks using the FREE online Small Basic compiler — no installation required. Designed with dyslexia-friendly formatting: pastel backgrounds, accessible fonts, high-contrast code examples and clear step-by-step scaffolding.

Students learn:

  • How FOR loops work and how to count up or down
  • How the STEP value controls patterns (e.g. +1, -2)
  • How WHILE loops work and how they differ from FOR loops
  • How Math.GetRandomNumber() creates unpredictable behaviour
  • How logical operators such as <> (NOT EQUAL TO) work in conditions

Hands-on programming activities:

  • Run a starter program using Math.GetRandomNumber(6) and identify object, operation and parameter
  • Explore loop structure and identify the iteration variable
  • Debug, modify and experiment with STEP values such as -2
  • Implement WHILE loops that run until a condition becomes false
  • Write code to count down from 10 to 1 and display “BLAST OFF!”
  • Build a countdown game where the program counts down from a user’s chosen number

Challenge extension:

  • Convert the countdown game into a WHILE loop that repeats until the user types EXIT
  • Extend programs using additional logical conditions and user input
  • Encourage deeper reasoning and independence in coding

Assessment and evidence:

  • Screenshot prompts for each coding task
  • Written explanation boxes to check understanding of loops and logic
  • Practical debugging challenges to demonstrate mastery

Lesson objectives:

  • Understand how FOR and WHILE loops work
  • Use iteration to repeat instructions efficiently
  • Explain how random numbers and logic affect program flow
  • Write increasingly complex programs using loops and conditions

Perfect for:

  • KS3 Computing
  • Coding clubs and enrichment
  • Cover lessons
  • Preparation for Python FOR loops, WHILE loops and the random module

This engaging, structured lesson makes iteration visual, practical and confidence-building — helping students develop real programming fluency.

Get this resource as part of a bundle and save up to 14%

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KS3 Small Basic – Complete 7 Lesson Programming Scheme + Bonus Game Project (Dyslexia-Friendly PowerPoints & Worksheets)

KS3 Programming Scheme – Microsoft Small Basic (7 Lessons + BONUS Game Project) (2026 Updated) | FREE Online Compiler | Dyslexia-Friendly A complete, fully resourced 7-lesson KS3 programming scheme using Microsoft Small Basic and the FREE online editor — now upgraded with a BONUS Rock–Paper–Scissors game project. Every lesson includes a dyslexia-friendly PowerPoint, differentiated worksheets, model solutions, scaffolding and screenshot-evidence sections for assessment. Ideal for specialists and non-specialists. Zero installation required — perfect for ICT suites, laptops and Chromebooks. =========================================== LESSON BREAKDOWN ================ Lesson 1 – Starting Small Basic (Objects, Operations & Properties) Students run their first program and explore how operations and properties change output. Lesson 2 – Variables, Concatenation & Calculations Students define variables, perform arithmetic and calculate areas of shapes using formulas. Lesson 3 – IF, ELSE & Nested Conditions Learners debug logic, build branching programs and create interactive joke generators. Lesson 4 – FOR Loops, WHILE Loops & Randomness Students master iteration, countdowns, loop conditions and random number operations. Lesson 5 – Subroutines & Calculator Builder Students create Sub…EndSub procedures and develop a fully working calculator application. Lesson 6 – Arrays & Lists Learners build mini-databases using arrays and create a functional shopping list program. Lesson 7 – Full Revision Challenge Six structured programming challenges revisiting sequence, selection, iteration, subroutines, arrays and randomness. =========================================== BONUS LESSON 8 – Rock–Paper–Scissors Game Project ================================================= A creative final project where students build a complete Rock–Paper–Scissors game using: • Random number generation • IF / ELSEIF selection logic • User input • Validation and replay structure Students will: * Collect user input * Generate a computer choice (1–3) * Use IF logic to determine the winner * Display clear outputs * Extend with loops, scoring systems or advanced rules Perfect as a capstone project, assessment task or end-of-unit celebration lesson. =========================================== KEY FEATURES ============ • Uses the FREE online Small Basic editor (no installs required) • Dyslexia-friendly design throughout (accessible fonts, calm backgrounds, low clutter) • Differentiated challenges in every lesson • Screenshot-evidence tasks for easy assessment • Covers all KS3 programming fundamentals: * Sequence * Variables * Selection * Iteration * Subroutines * Arrays * Randomness * Input and output =========================================== WHY THIS BUNDLE? ================ This is a complete half-term programming scheme with no installation issues, clear step-by-step explanations and built-in assessment opportunities. Teachers value the clarity and structure. Students enjoy the creativity, game-building and challenge tasks. Excellent preparation for Python at KS3 or GCSE Computer Science.

£14.99

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