Which word in the English language, beginning with "P" is singular until an "S" is added to the end and it becomes a plural, but reverts back to a singlular word if another letter "S" is added to the end?View full teaser and answer
A fine finish by Baron Kolisch as Black against Shumov in St. Petersburg in 1862.View solution
How would you combine one-third of 12 and four-fifths of 7 to get 11?View full teaser and answer
One night Hugh was at work at the recycling plant when he received an unexpected telephone call from a neighbor, listened to what the neighbor said, slammed down the phone and left work and drove straight home. On entering his house Hugh crept upstairs and found his wife in bed with a stranger. He wasn't angry but he was surprised. In fact he crept back down stairs and made his wife some breakfast, which he took up for her to eat in bed.
Why was Hugh so calm about finding his wife in bed with someone he had never met before?View full teaser and answer
One of Sam Loyd’s gems. A mate in three that uses such economy of force that it makes you wonder how he dreamt this stuff up.View solution
One day Jerry Mayor from Smelliville was visiting the neighbouring country of Madadia and was sitting in the Penistone mainline railway station. He was sitting very uncomfortably in the waiting room and was staring intently at two doors that were at the opposite end of the room. Jerry Mayor was not a happy man at that point. In fact he was in dire distress. He then noticed a young man enter one of the doors. Instantly Jerry, with a great smile, followed the young man through the door and after a few moments he returned with an even bigger smile on his face.
Why would Jerry Mayor be so happy after following a young man through the door?View full teaser and answer
Five hundred begins it, five hundred ends it,
Five in the middle is seen;
First of all letters, the first of all figures,
Take up their stations between.
Join all together, and then you will bring
Before you the name of an eminent king.
Hint: Bible Verses readers will love this riddle.View full teaser and answer
A very practical endgame tactic is available here.View solution
Can you decipher this phrase:
There are two dogs, a black one and a white one. One is male. What is the probability they are both male?View full teaser and answer
You and your spouse invite four other couples to a party. During the course of the conversation, it is discovered that, prior to the party, each person except you was acquainted with a different number of the people present. Assuming the acquaintance relationship is symmetric (i.e., if you are acquainted with someone, that person is also acquainted with you), then how many people did your spouse know prior to the party? How many people did you know?View full teaser and answer
There were three creatures outside a building. One of the creatures did not move itself but entered the building and knew that it was in the building. The second creature moved itself, entered the building, and knew that it was in the building. The last creature did not move itself but entered the building, and the creature did not know that it was in the building. What are the three creatures?View full teaser and answer
The winner of the World Series is the first team to win four games, so the maximum number of games that could be played is 7. You want to place a $100 bet (even money) on your team to win the whole series. A bookie says he will not take bets on the whole series, but would be willing to let you bet on each individual game. Is there a betting strategy you could put in place to replicate your $100 bet?View full teaser and answer
This looks like a composition, but it’s an actual game position, Bilek v. Honfi, 1957. Also notice the little one who wants to become a queen.View solution
Fred and Ethel go to the golf course. They meet 3 other couples there, and everybody gets introduced. After introductions, Fred asks everyone how many hands they shook. He gets seven different answers. Presume that no one shook their partner's hand
How many hands did Ethel shake?View full teaser and answer
What's the secret to the sequence? What's the next number?
4, 5, 9, 11, 12, 13, 14...View full teaser and answer
Back to the real world of chess. No more “fantasy” problems for a while! This position was reached between David Bronstein as White and E. Geller as Black. Bronstein, an imaginative player, came up with an imaginative move.View solution
Once again, Madadia's insipid explorer, Wigan Smith is on the trail of lost treasure. He has come across a map showing that somewhere in the middle of the Chillivalley desert, there is the lost city of "Kebabylon". To reach it, he will have to travel overland by foot from the coast. On a trek like this, each person who goes on the journey can only carry enough rations for one person for five days and the farthest Wigan Smith and his group can travel in one day is 30 miles. Also, "Kebabylon" is 120 miles from the starting point.
What Wigan Smith is trying to figure out is the fewest number of persons, including himself, that he will need in his group so that he can reach the "Kebabylon", ...View full teaser and answer
When the day before yesterday was referred to as the day after tomorrow, the day that was then called yesterday was as far away from the day we now call tomorrow as yesterday is from the day which we shall now be able to speak of last Monday as a week ago yesterday. What day is it?View full teaser and answer
You have a 5 x 5 chess board. You must place 5 queens so that you can place three pawns on the board and they will not be taken.View full teaser and answer