Primary 6 IQ & Riddle Challenge
Part A: Logic & Number IQ
1. What number am I?
I am a 2-digit number. My digits add up to 9. If you reverse my digits, the new number is 27 more
than me.
2. Find the Odd One Out:
12, 18, 24, 30, 36, 49
(Explain why.)
3. Puzzle Me This:
I'm thinking of a number. If you multiply me by 4 and subtract 6, the result is 50.
4. Number Pattern:
1, 4, 9, 16, 25, ___, ___
Fill in the next two numbers.
5. Clock Trick:
How many times do the hour and minute hands of a clock form a straight line in 12 hours?
6. Fast or Slow?
Amy walks to school at 4 km/h and takes 30 minutes. If she runs at 6 km/h, how much time will
she save?
Part B: Riddles & Word Play
7. Riddle:
I speak without a mouth and hear without ears. I have no body, but I come alive with the wind.
8. Riddle:
The more you take, the more you leave behind. What are they?
9. Riddle:
What has hands but cannot clap?
10. Word Riddle:
You see me once in a minute, twice in a moment, but never in a thousand years.
11. Shape Logic:
I have 4 sides, but I'm not a square. All my sides are not equal, and I have no right angles.