What is the Surname of Barbie Doll?

Two girls were born to the same mother, on the same day, at the same time, in the same month and year and yet they're not twins. How can this be ?

Find the hidden tiger in the given optical illusion ?

Can you find the next number in the below sequence
3 , 7 , 10 , 11 , 12 , 17 ?

First, think of the colour of clouds. Next think the colour of snow. Last, think of the colour of the moon. Now, what do cows drink?

Chef Andrea has to light the kitchen stoves to open her restaurant for the day. There are three stoves in the kitchen: A glass stove, a brick stove, and a wood stove. She only has one match. Which does she light up first?

If you paint a brown house white it will become a white house. If the stoplight changes from red to green, then the light is green. So, if you throw a white shirt into the Red Sea, what will it become?

How many triangles are there on the puzzle below?

What is the end of everything?

What number do you get when you multiply all of the numbers on a telephone's number pad?