Classic riddles and brain teasers sorted in several sections – general logic, weighing puzzles, Einstein’s riddles, number sequences, crossing river, etc. Collection of logic puzzles, mind teasers riddles with answers, optical illusions and games. There are three switches downstairs. Each corresponds to one of the three light bulbs in the attic. You can turn the switches on and off and leave them in any position.

How i want to improve memory power you identify which switch corresponds to which light bulb, if you are only allowed one trip upstairs? Brothers and sisters, I have none but this man’s father is my father’s son. Who am I looking at? You are shown two doors – one leading to hell and the second one to heaven and only the door guards know what is behind the doors. You can ask only one guard one question. What question can get you to heaven?

A fellow encountered a bear in a wasteland. Both got frightened – fellow ran to dr oz evo brain pill north, bear to the west. Suddenly the fellow stopped, aimed his gun to the south and shot the bear. What color was the bear? Three missionaries and three cannibals want to get to the other side of a river. There is a small boat, which can fit only two. To prevent a tragedy, there can never be more cannibals than missionaries together.

How could all of them get safely across the river? If you had a 5-liter bowl and a 3-liter bowl, and an unlimited access to water, how would you measure exactly 4 liters? The day before yesterday I was 25 and the next year I will be 28. This is true only one day in a year. What day is my birthday? Replace each letter for a unique digit so that the equation is correct. Your task is to dissect the following picture into 2 sections from which you could make a rectangle 6×4 squares. Move just two matches and remove dust from the shovel. Enter the letters A, B, C and D once in each row and column.

The clues outside the grid indicate which letter appears first from that direction. You could be the first person to solve them. You’ve got 27 coins, each of them is 10 g, except for 1. You should use balance scale that compares what’s in the two pans. You can get the answer by just comparing groups of coins. What is the minimum number weighings that can always guarantee to determine the different coin.

If someone says “I always lie”, are they telling the truth? We have picked almost 300 best puzzles that you can display easily on your website. Just paste the following code into your site. Please forward this error screen to 192. 10 of the most mind bending brain teasers.

What disappears the moment you say its name? See how many of these brain teasers you get. Most people don’t get half of these, see how many you get! 10 unique brain teasers designed epidemiology pathogenesis and pathophysiology of urolithiasis test your mental agility.

We’ve epidemiology pathogenesis and pathophysiology of urolithiasis together a list of the coolest and most diverse free brain teasers and riddles you’re likely to come across and yes the answers are there if you get stuck. They’ll test different aspects of creativity, intuition and provide insight into your problem solving abilities. Before you get started take a look at our top 3 tips to improve your chances at solving these riddles and don’t forget to have fun! If you decide you’ve given the teaser enough of a try but still can’t crack it come back tomorrow after sleeping on it or simply hit ‘Answer’ to reveal the solution. Children aged between 4 and 6 can solve this problem in less than 5 minutes.

I am willing to bet you a months pay that I can sing a song that you have heard of with the lady’s name of your choice in it. How about my mother’s name, Felicity Jane Ashley? And so the bulter sang and earned himself an extra months pay. What song did he sing? In a lake, there is a patch of lily pads. Every day, the patch doubles in size. If it takes 48 days for the patch to cover the entire lake, how long would it take for the patch to cover half the lake? If it takes 5 machines 5 minutes to make 5 widgets, how long would it take 100 machines to make 100 widgets? Therefore some roses fade quickly.