In the four images below, can you find the odd one out?
If a wheel has 54 spokes, how many spaces are there between the spokes?
We know that the number 7 is the prime followed by a cube. Which next number is also a prime followed by a cube?
Can you count the number of matches in the picture below ?
Move four matchsticks to the below square to form three squares?
You have three orange, two pink and five purple balls in the drawer beside your bed. There is no electricity and the room is entirely dark. How many balls must you take out to ensure at least one ball of each colour at least?
A network of 20 x 10 squares is given to you. Can you calculate how many unique squares and rectangles can be formed combining two or more individual squares ?
I am not a bull but I have horns. I am not an ass but I have a pack saddle. Wherever I go, I leave silver behind me. Who am I?
I am a prime number. The double of myself is equal to the square of me. which number am I?
I get hot but I never sweat, I cook food but I am not a chef, I have a door but you can't enter me, I have a light but I am not a lamp. Who am I?
The ages of a father and son add up to 66. The father's age is the son's age reversed. How old could they be? (3 possible solutions).
In the 1920s, people feared that crossword puzzles would contribute to illiteracy.
