Challenging Brain Teaser for October 8: Sharpen Your Mind Today
Dr. Johnson has a container with pills. On the first day, he takes half of the pills from the container. On the second day,
Challenge Your Mind with the July 22 Brain Teaser Fun
Dr. Johnson has two kids. One of them is a girl. Assuming that the probability of each gender is ½, what is the probability
Challenging Brain Teaser for September 17: Test Your Wits Today
Dr. Johnson sees a group of patients in the waiting room. There are two patients in front, two in behind, and one in the
Challenging Brain Teaser for September 23: Test Your Wits Today!
Dr. Johnson has a box with 10 blue and 10 white examination gloves. He blindly picks up some gloves from the box. What is
Challenging Brain Teaser to Sharpen Your Mind – September 30 Edition
Dr. Johnson shows his nurse a picture of a gentleman and tells her: I have neither brothers nor sisters, but this man’s father is
Challenging Brain Teaser for September 28 to Boost Your Mental Skills
Dr. Johnson told his son that he would pay him $6.00 per hour for the 6 seconds it took his son to wash his
Challenging Brain Teaser for April 29: Sharpen Your Mind Today!
Dr. Johnson’s nephew asked him how old he was. Dr. Johnson answered: if you add 7 to half of my age, you will find
Challenging Brain Teaser for August 5: Test Your Wits Today
Carol is a married woman. Dr. Johnson’s son is her daughter’s father. What is Carol’s relationship with Dr. Johnson? See the answer Answer: Daughter-in-law
Challenging Brain Teaser for September 7: Test Your Wits Today!
Dr. Johnson’s son asks him to help with a math question: – Is it true that if I add two odd numbers, I will
Challenging Brain Teaser for August 31: Test Your Skills and Boost Your IQ
Dr. Johnson has a box with 10 blue and 10 white examination gloves. He blindly picks up some gloves from the box. What is
Challenging Brain Teaser for August 25 to Sharpen Your Mind
Dr. Johnson has five apples in a basket. He also has five friends who each want to get an apple. After each friend receives an
Challenging Brain Teaser for August 24 to Boost Your Mental Skills
Dr. Johnson’s father has married many women but has never been married. How come? See the answer Answer: He is a priest!
Challenging Brain Teaser for August 6: Sharpen Your Mind Today
Dr. Johnson numerates his files using a special algorithm. The numbers on his first five files are 3, 8, 15, 24, and 35. Can
Challenging Brain Teaser for August 3: Test Your Wits Today!
Dr. Johnson was looking at the stress ball and got curious what are the chances that three points that are randomly selected on a
Challenging Brain Teaser for July 27: Test Your Wits Today!
Dr. Johnson takes a train that leaves from Halifax, Nova Scotia heading towards Vancouver, British Columbia at 120 km/h. Three hours later, Dr. Smith
Challenging Brain Teaser to Sharpen Your Mind – July 23 Edition
A boy was rushed to the hospital emergency room. The ER doctor saw the boy and said, “I cannot operate on this boy. He
Challenging Brain Teaser for July 13: Test Your Mind with This Fun Puzzle
Dr. Johnson and his wife have a combined age of 91. Dr. Jonson is now twice as old as his wife was when he
Challenging Brain Teaser for July 9: Boost Your Problem-Solving Skills Today!
Dr. Johnsons has several children. His son, Jim, has the same number of brothers and sisters. His daughter, Elena, has twice as many brothers
Challenging Brain Teaser for July 2: Sharpen Your Mind Today!
Carol is a married woman. Dr. Johnson’s son is her daughter’s father. What is Carol’s relationship with Dr. Johnson? See the answer Answer: Daughter-in-law
Impact of 9/11 Response on Cancer Risk: Exploring the Link for First Responders
New study examines whether exposure to 9/11 rubble increases cancer risk. The attacks on the World Trade Centre towers on September 11th, 2001 remain