Which is the correct shadow of the bird?
How can you write nineteen in a manner that if we take out one, it becomes twenty?
I am under you when I am whole. I shift above you if you remove the first letter. I come all around you if you remove the second as well. Can you tell me who I am?
I hide my treasure in the ground, my tail is big and fluffy. If you spot me in a tree, please don’t call me scruffy. What am I?
A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?
I’m orange, I wear a green hat and I sound like a parrot. What am I?
A leopard is hiding in plain sight in the bushes. Only the sharpest eyes can spot the elusive cat. Can you? Test your eye power now!
Readers with the highest levels of visual skills can find three differences between the pictures of a lion on a scooter. Test your visual prowess now!
What does the following BrainBat signifies? ABCDEFGHIJKLMNOPQRSTUVWYZ QQQQQQQQQQQQQQQQQQQQQQQQQ.
What you cannot hold but it is yours?
How many sides does a circle have?
In 2007, a puzzle was released and $2 million prizes were offered for the first complete solution. The competition ended at noon on 31 December 2010, with no solution being found. Wiki