Pronounced as one letter,
And written with three,
Two letters there are,
And two only in me.
I am double, I am single,
I am black blue and grey,
I am read from both ends,
And the same either way.

There are five vowels (a, e, i, o, u) in the English language.
Can you tell us a word that contains all these vowels?

On her drawing table, Sayna lit 12 coloured candles. A few seconds later she blew two candles off.

How many candles Sayna have at the end?

Count the number of times the letter "F" appears in the following paragraph:

FAY FRIED FIFTY POUNDS OF
SALTED FISH AND THREE POUNDS
OF DRY FENNEL FOR DINNER FOR
FORTY MEMBERS OF HER FATHER'S FAMILY.

Readers with excellent focus can find three differences between the camping scene pictures in 16 seconds. Can you? Test your eye power now!

When I get multiplied by any number, the sum of the figures in the product is always me. What am I?

What has one letter and starts with an E?

What has to be broken before you can use it?

Readers with the most attentive eyes can find three differences between the pictures of a cat on a box. Test your observation power now!

Before Mount Everest was discovered, what was the highest mountain in the world?