Lim Jet Wee ~ 25+ Years of Classroom Notes & Life Lessons: 2026

Ms Edge Browser Workspace #shorts

Check out our latest video tutorial!

Microsoft Edge Browser Workspace and is it the same as Group Tabs

Check out our latest video tutorial!

Embedded System

Embedded = one dedicated job (washing machine, car, vending machine). General-purpose = many jobs (PC, laptop).

Free comparison notes on my Academic Corner. #IGCSECS #0478 https://sites.google.com/site/jetweelim/academiccorner/igcse-computer-science-o-level

Cost Plus Pricing Diagram for IGCSE Business

Want to play with the numbers? Try my interactive Cost-Plus Calculator: https://sites.google.com/site/jetweelim/academiccorner/study-tools/cost-plus-pricing

Then test yourself with the exam-style advantages/disadvantages notes: https://sites.google.com/site/jetweelim/academiccorner/igcse-business-studies-o-level

Cost Plus Pricing for IGCSE Business Students

How to Import CSV File Into Microsoft Access Database

Title: The AI Boom is Here. Why IGCSE Computer Science is Your Child’s Greatest Advantage.

Everywhere we look, Artificial Intelligence is changing the world. From the algorithms that recommend our videos to the machine learning models driving autonomous vehicles, the "AI Boom" is no longer science fiction—it is reality. Many parents ask me: "With AI writing code and generating text, is Computer Science still a good subject for my child to study?" My answer, after 25 years of teaching computing, is an absolute yes. In fact, it has never been more critical. AI is not magic. It is built on the foundational pillars of computational thinking: logic, algorithms, data structures, and problem-solving. If a student only knows how to use AI, they are a consumer. If a student knows how AI works, they are a creator. The Cambridge IGCSE Computer Science (0478) syllabus is perfectly designed for this new era. In Topic 6 (Automated and Emerging Technologies), students don't just read about AI; they study the architecture of Expert Systems (knowledge bases, rule bases, and inference engines) and the principles of Machine Learning. They learn how data is collected, structured, and used to train models. Furthermore, the rigorous training in Algorithm Design and Programming (Topics 7 & 8) teaches students how to break down complex, real-world problems into logical steps—the exact skill that AI cannot replicate on its own. The Verdict: AI will automate the mundane, but it will reward the logical, the creative, and the computationally fluent. IGCSE Computer Science does not just prepare students for an exam; it prepares them to be the architects of the future, rather than passengers in it. Are you preparing for the 0478 syllabus? Lim Jet Wee Mastery rooted in 25+ years of teaching. Calm. Focused. Syllabus-Aligned.

Pie Chart in Ms Excel Spreadsheet #shorts

Check out our latest video tutorial!

Flowcharts of Loops

Pie Chart In Ms Excel Spreadsheet

Check out our latest video tutorial!

IGCSE Study Tip #2: Master the Exam 'Command Words'

2. Master the Exam "Command Words"

Why it matters: IGCSE mark schemes are notoriously specific. Misinterpreting the key verb in a question can cost you easy marks.

Action Plan:

State / Name: Give a direct answer without explanation.
Describe: State what happens step-by-step.
Explain: State why or how something happens using logical reasoning or "because".
Evaluate: Discuss both pros and cons before reaching a justified conclusion.

IGCSE Study Tip #1: Decode the Official Syllabus (Specification)

1. Decode the Official Syllabus (Specification)

Why it matters: Everything in your exam is strictly bound by the official exam board syllabus (e.g., Cambridge CAIE or Edexcel).

Action Plan:

Download the official syllabus document for each subject.
Treat the "Learning Objectives" list as your master revision checklist. If a concept isn't listed, it won't be tested.
Highlight topics using a traffic light system: Green (Confident), Yellow (Needs Review), and Red (Need Help).

Echo Check #igcse #computerscience

My Timer in Google Chrome Browser

Check out our latest video tutorial!

this is the link to my pomodoro https://sites.google.com/site/jetweelim/academiccorner/study-tools/pomodoro

Google Timer

Check out our latest video tutorial!

Are you preparing to teach the new Cambridge IGCSE Economics (0455) syllabus for 2027-2029?

As an IGCSE Economics teacher, you already know the struggle: finding high-quality, syllabus-aligned questions and then creating accurate, detailed mark schemes takes hours of prep time that you simply don't have. To help my fellow educators reclaim their weekends, I have packaged my personal teaching arsenal. I’ve just released a comprehensive ZIP file containing 6 Classroom-Tested Topical Q&A Packs. These aren't theoretical worksheets pulled from a textbook—these are the exact questions I use in my own live online tuition classes. They have been battle-tested, refined based on student feedback, and proven to effectively gauge student understanding across the core 2027-2029 syllabus. What's included? 6 comprehensive topical Q&A sets. Detailed mark schemes to save you hours of grading and prep time. Instant digital download (ZIP file). A Note on Pricing (Pay What You Want): I believe in supporting the global teaching community. The minimum price is set at just RM 6 (approx. $1.30 USD) to ensure it is accessible for teachers in all regions. However, if you are teaching at an international school with a department budget, or simply wish to support an independent educator, the "Pay What You Want" feature allows you to contribute more. Every ringgit above the minimum directly supports the creation of more free and premium resources for the Economics community. Download instantly. Print or project. Get your time back. 👉 https://payhip.com/b/W8AZ4 Wishing you a calm, focused, and successful academic year! https://payhip.com/b/W8AZ4

CSS using just Notepad

Check out our latest video tutorial!

Create CSS File Using Notepad

Check out our latest video tutorial!

IGCSE Computer Science Paper 1 vs. Paper 2

Check out our latest video tutorial!

The #1 Mistake IGCSE Computer Science Students Make Before Exams! Know your Exam Paper

Check out our latest video tutorial!

Elderly-Friendly Home Ideas That Don't Look Like a Hospital — A Caregiver's "Stealth Safety" List

Introduction When I first tried to make our home safer for my elderly mother, I did what every article recommends: I proposed grab bars, a shower seat and non-slip bathroom flooring. She rejected all of them. Not because she doesn't care about safety — but because those items made her feel "old," and made her home feel like a clinic. So I changed my approach. Instead of medical equipment, I looked for comfort upgrades that any family would want — better lighting, easier handles, smarter layouts. The safety hides inside the comfort. I call it stealth safety. Here is the list I now use, room by room. 1. Light the Night Path Most falls happen on the bedroom-to-bathroom walk at 3 a.m. Motion-sensor night lights along the path, at the bedside and inside the bathroom (RM 15–40 each on Shopee/Lazada). An LED strip under the bed frame so feet land in light. Brighter, glare-free hallway bulbs — older eyes need 2–3× more light than younger ones. Large-print or glow-in-the-dark switch labels ("BILIK AIR", "DAPUR"). 2. Doors & Handles That Don't Fight Back Replace round doorknobs with lever handles (RM 30–80 per door) — kinder to arthritic hands, and it simply looks like a modern upgrade. The bathroom door should open outward or slide, so a fall can never block it. 3. Clear the Invisible Trip Hazards Remove loose rugs, or tape down all four edges. Run electrical cords along walls with cord covers. Keep walkways at least 90 cm clear (future walker-friendly). Place sturdy furniture — a console table or armchair — along long corridors as natural "rest stops." Foam guards on sharp table corners. 4. The Bedroom "Help Corner" Correct bed height: feet flat on the floor, knees at ~90° when sitting on the edge. Bedside kit: large-button phone with speed-dials, a torch, water — and a wireless doorbell button that rings in your room when pressed. A weekly pill organiser plus a daily reminder (a voice assistant, or your own recorded voice). 5. The Bathroom, Beyond the Usual Advice A thermostatic anti-scald mixer so water can never suddenly burn (RM 150–300). Lever-style taps instead of round ones. Handheld shower on a low bracket; towels and toiletries at waist height — no bending, no stretching. A contrasting-colour toilet seat so depth perception is clear. Bright, warm lighting. 6. Kitchen Without Flame & Fear An induction cooker instead of gas — no open flame, auto shut-off. Kettle with auto shut-off; a smart plug on the iron or rice cooker. Daily items between waist and eye height. Retire the step stool forever. 7. Entrance & Stairs A shoe bench so she never balances on one leg. Small ramps to level single-step thresholds. Contrast or luminous tape on stair edges so every step is clearly visible. A sensor light at the gate or porch. 8. Quiet Technology That Watches With Love A tablet on a stand for one-tap video calls. A door-chime sensor so you gently know when she gets up at night. An SOS pendant or watch with fall detection, if she is ever home alone.

C Language ~ Array #shorts

Check out our latest video tutorial!

C Programming ~ Array

Check out our latest video tutorial!

How to Import CSV File into Excel Spreadsheet

Check out our latest video tutorial!

Import CSV to Microsoft Excel Spreadsheet

Check out our latest video tutorial!

What Is a Nested Loop?

Check out our latest video tutorial!

Nested Loop ~ A loop inside another loop fundamentals

Check out our latest video tutorial!

Limited And Unlimited Liability

Check out our latest video tutorial!

Country Music

Check out our latest video tutorial!

Country Music

Scareware Blocker

Microsoft Edge Browser Enable Scare Ware Blocker

Take The Shot

In the world of business and personal growth, we are constantly told to "take our shot." We are told to seize opportunities, launch our products, and swing for the fences. But as we get older, the fear of missing the shot becomes heavier. We hesitate. We overthink. We worry about the wasted effort if we fail.

Write logic expression from a given case study ~ IGCSE Computer Science

Validation question: ID must be 10 character in length and begins with "PROD"

Write Logic Expression From A Scenario ~ IGCSE Computer Science

Supercharge Your ChatGPT AI

Connecting App To ChatGPT

AI Memory Transfer #shorts

Import Memory From Other AI To Gemini AI

The Chain Of Production From Mine To Market #shorts

Sector Of Production

Sending You All The Love

Google Earth ~ Flight Simulator #shorts

Flight Simulator In Google Earth

Format Painter in Excel #shorts

Ms Excel ~ Format Painter

Ms Access Database ~ Max Date Function Bug Work Around

CrystalDiskinfo

CrystalDiskInfo

Python Lower Function #shorts

Python Lower Case Function

Insert Fill Map Into Excel Spreadsheet #shorts

Microsoft Excel ~ Insert Fill Map

Limited & Unlimited Liability

Playing Hide And Seek #shorts #short

Exam Skill for IGCSE Business Student

"You've spent months memorising business theories, but if you don't know how to "apply" them in the exam room, all that knowledge could vanish into a C grade." Here's the truth: IGCSE Business isn't just about knowing what a SWOT analysis is or how to calculate break-even—it's about demonstrating that knowledge under pressure in ways that earn you marks. With "30% of your grade depending on Application (AO2)" and another "22% on Analysis (AO3)", the difference between a B and an A* often comes down to *exam technique*, not just content knowledge. In this post, you'll discover: - How to decode command words' like "Justify," "Analyse," and "Evaluate" so you never waste time writing the wrong type of answer again - The exact structure for tackling those dreaded 6- and 8-mark questions in Paper 2's case study - Time management strategies** that ensure you complete both papers without rushing the final questions - How to use the formulas (like profit margin, ROCE, and break-even) confidently when they appear in data response questions - Common mistakes that cost students easy marks—and how to avoid them Whether you're aiming for that A* or just want to walk into the exam hall feeling prepared, these skills will transform how you approach every question. Let's turn your business knowledge into exam success.