Speed-Distance-Time is where a lot of P6 confidence quietly dies. The formula looks simple — until the question hides the speed inside a “two cars leave at the same time” trap, or sneaks in a unit change from km/h to m/min. Your child knows D = S × T and still gets it wrong, and you can’t always tell where the thinking broke.
Here’s a 30-day plan that rebuilds the topic in calm, daily chunks. Thirty to forty minutes a day, five days a week. No cramming, no marking pile for you.
Week 1: Fix the Foundation
Don’t start with PSLE-style multi-step problems. Start with the triangle.
Day 1–2: one-step questions only. Find distance. Find speed. Find time. The goal is automaticity, not difficulty. Day 3–4: unit conversions on their own — km/h to m/s, minutes to hours. This is where half the marks leak. Day 5: mix the two.
The win here is a tutor that makes your child say the working out loud instead of typing it. Lower-primary and even P6 kids think faster than they type, and Math working can’t really be typed at all. Voice plus a drawing canvas lets them sketch the journey and talk through it — closer to how they’ll actually reason in the exam hall.
Week 2: One Trap at a Time
Now introduce the classic PSLE patterns, but in isolation so a wrong answer points at one skill:
- Meeting / same direction — two objects, one distance.
- Average speed — total distance over total time (not the average of two speeds — the most repeated mistake).
- Resting / stopping problems where time isn’t continuous.
A good AI tutor here is Socratic, not solutionic. You don’t want it handing over the answer — that’s the exact fear behind “AI becomes a shortcut, not a support.” A December 2024 study even warned of “metacognitive laziness” when students lean on answer-giving AI. The right tool asks the guiding question — “what do you know first?” — the way MOE’s own Singapore Student Learning Space is designed to.
Week 3: Mixed Practice Under Light Pressure
This week, stop signposting the topic. Feed mixed speed questions in random order, then start a soft timer. The skill you’re building is recognising which trap a question is — the thing pure drill never teaches.
Aim for five to eight questions a session, full working shown. When your child gets one wrong, the tutor shouldn’t just mark it red — it should replay where the reasoning forked and re-teach that single step. Multiple attempts on the same idea is a signal, not a failure.
Week 4: Exam Conditions
Final stretch. Two or three timed mini-sets a week using real past-year speed questions, marked instantly so the feedback lands while the attempt is still warm — not a week later when your child has stopped trusting it. Parents on KiasuParents say the same thing constantly: feedback that arrives late gets ignored.
By now you’re not hoping it’s working. You can see it — which sub-skills are solid, which still wobble, how many tries each took.
What You Should See by Day 30
You’re watching for three things, not just a higher score:
- Fewer unit-conversion slips — the cheapest marks to win back.
- Faster trap recognition — they name the question type before solving.
- Working they can explain — if they can talk you through it, it’ll survive the exam.
A plan like this is also why a no-lock-in, all-subjects tool makes sense over a single-subject S$49/month app or a S$154/month per-subject lock-in: speed is a four-week sprint, not a year-long commitment. Run the 30 days, check the dashboard, decide month by month.
The topic isn’t the enemy. The fog around where your child is stuck is. Clear that, one daily session at a time, and Speed-Distance-Time stops being the question they dread.