Can you find out what is missing?
1 3 5
2 4 ?
Hint: It's not six. Think out of the box.
I have four wings but can't fly.
I express no emotions.
I am found on the exact spot every time you look.
I keep toiling away with a little sound.
Do you know what am I?
It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?
How is a fly different from a mosquito?
What will be the best approach to finding all the prime numbers less than 75 that leave an odd reminder when we divide them with 5?
Lifeless eyes on my smiling face and watch your child's sleeping place. In their dreams they hold me tight. What am I?
Why is the Hole below a Lock?
Which flower has two lips?
As you can see that fifteen matches have been used to form an arrangement. What you have to do is remove any six of them to make them ten.
What mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?
Use the numbers 2, 3, 4 and 5 and the symbols + and = to make a true equation. Conditions: Each must be used exactly once and no other numbers or symbols can be used.
In the 1920s, people feared that crossword puzzles would contribute to illiteracy.