Answers will be waiting for you at the end. If you even need them, that is.
Gergely Dudás loves creating drawings with hidden objects. There are some items that are easier to find, and then there are the hardest ones. Can you find them all?
The US spy agency aka NSA publishes on its website a riddle written by one of their employees that ordinary people can try and solve. They are all published in "Puzzle Periodical." Of course, some of them may be easy to solve but others demand solid mathematical knowledge or the ‘ability to think abstractly.’ Here are 6 of the NSA’s brain-teaser you can try your hand at. Give it a try!
Try to solve these riddles without looking at the answers first.
In a clever new campaign, Lego celebrates 55 years with 55 riddles. See how of them you can decipher…
A cat is hidden on each of these photographs. Can you spot them all?
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