If you enjoy optical illusions, tricky puzzles, and observation tests, then this brain teaser is for you. This viral puzzle ...

Test your attention to detail and logical thinking by identifying the odd one out in this tricky puzzle. Only the smartest ...

These challenging questions and problems come ... There are even brain teaser challenges you can participate in to test your skills against others. Today, we bring you a brain teaser that will ...

Behold, the human brain: Often compared to a computer, the body's most complex organ operates using a code of electrical and chemical signals. These signals transmit through wires, nodes and ...

To prevent the climbers from relying on the effect of practice or memory to help them respond, they do not know in advance what specific questions ... brain; (2) Howard Donner and Gail Rosenbaum ...

Tech engineers are some of the smartest people in the world. But even they have a hard time answering the brain teaser questions a lot of tech companies like to ask during job interviews.

Test Your Observational Skills Optical illusions ... Only the sharpest minds will succeed in this 10 second challenge Visual Brain Teaser: Can You Spot the Animals with Empty Glasses in this ...

Google built a reputation for asking brain-teaser questions like "How many haircuts do you think happen in America every year?" They're supposed to test, in theory, how you tackle a big problem ...

Are You Experiencing Brain Fog? Not uncommonly ... Using the key below, answer the questions based on how often each of the statements applies to you.

THIS is the fun and fishy brain teaser test your vision and brain power. Everyone can see the group of grinning sharks, but only those with 20/20 vision can spot the fish in under seven seconds.