Can you divide numbers from 1 to 9 (1 2 3 4 5 6 7 8 9) into two groups so that the sum of the numbers of each group is equal? Note: 9 cannot be turned over to make it 6.
You need to arrange three 7 and mathematical symbols to form number 1?
Find the Next Number in the Sequence 2 9 3 1 8 4 3 6 5 7 ?
Identify the 10 differences between the two given pictures.
If it took eight men ten hours to build a wall, how long would it take four men to build it?
What has no start, end, or centre?
We have shown you a regular water barrel as below. Without using any measuring device can you check if the barrel is more than half-filled or less than half-filled?
When is the top of a mountain similar to a savings account?
Before Mount Everest was discovered, what was the highest mountain in the world?
Can you start the fire using two pieces of wood?
How many Watermelons are there in the below picture?
The inventor of the Rubik’s Cube didn’t realize he’d built a puzzle until he scrambled it the first time and tried to restore it.