Branches, Matches and Time, Brain Test
You have two identical branches and a box of matches. Each branch burn in just a half an…
The Age, Math Problem
The Father, the mother and the 4 daughters have together 78 years. Girls ages are represe…
Money Problem, Brain Test
If you increase by 4 times the amount of money that you have, then you will have with 10 …
5 Brothers IQ Test
A family has 5 brothers. Andrew is the youngest of five brothers. Barry is the greatest. …
The Triple of an Integer, Brain Exercise
Subtracting 10 from the triple of an integer ,you will get a number that is bigger by 100…
The Ladies and the Chairs Problem
In a room there are 15 seats. In that room enter 7 women, each with two daughters. A cha…
The Farmer and his animals, Brain Test
A farmer has seven times more rabbits than cows. He sells 15 rabbits and buys three cows.…
Cows and Ducks, Briquinex Test
Today Briquinex take you in the countryside. You are told that in a courtyard there are d…
Fish Price, Brain Challenge
Today Briquinex sends you to the market to buy some fish. There you see a big fish. You a…
Hotel Room, IQ Test
A test from Briquinex about the cost of a hotel room. Julian, John and Christian go to a…
Pocket Money Quiz
Today Briquinex wants to give you some pocket money. You are told that if you collect the…
The product of numbers from 1 to 100, Test
For today Briquinex has a simple test for you. You know that the product of all of the nu…
The Old Man and the Students Quiz
Briquinex invites you to visit the park. While enjoying a cake and an apple juice you are…
The Traveller and the Train, Mind Exercise
Now Briquinex takes you on a train excursion. You are told that a traveler who traveled o…
Who belongs to the Group, Brain Test
Today Briquinex takes you on a trip and as usual comes with a test. You are told that: A…
The Students Test
Today you go with Briquinex in a classroom and you are told that: If the students stay b…
Colored Boxes, Brain Teaser
Briquinex brings you some colors to play with and tells you that: There are 6 white boxes…
The Grandfather's brain challenge
Today Briquinex takes you to celebrate the grandfather's birthday. All his grandchil…
The Contests Challenge
Two competitors took part in a contest and were rewarded with an amount of money. The fir…
Thinking and Numbers Test
Briquinex thinks of a number. Then multiplies it by 100, adds 999 and gets the largest …