Episcopal Academy
Riddle #1. I don’t have eyes, but once I did see. Once I had thoughts, but now I’m white and empty. What am I? Riddle #2. I have two arms and a neck, but no head. What am I? Riddle #3. I go up and down at the same time. Children love me! What am I? … Read More “Puzzles – Special “What am I?” Edition” »
Here are some new puzzles for you to try out: You are in a cabin and it is pitch black. You have one match on you. Which do you light first, the newspaper, the lamp, the candle or the fire? Continuing the trend from last time, here are some new plexers: 2. i right … Read More “Puzzles 12/7/15” »
Here are some puzzles for you to try out: 1. How many total squares are there on a chessboard?(Hint. The answer is not 64.) 2. The next two are plexers. Try to find out the hidden meaning a. DOX DOX b. Lang4uage 3. Two students are sitting on opposite sides of the same desk. There is nothing … Read More “Puzzles 10/24/15” »
The “24” game is an arithmetic card game in which players must find a way to manipulate four integers via addition, subtraction, multiplication, or division so that the end result is 24. Each integer can only be manipulated once. Try it out! Easy: (1 1 3 13) Moderate: (7 8 8 … Read More ““24” Problem Set: 5/2/15″ »
Suppose you’re in a hallway with 100 closed lockers. You begin by opening every locker. Then you close every second locker. Then you go to every third locker and open it (if it’s closed) or close it (if it’s open). Let’s call this action reversing a locker. Continue reversing every nth locker on pass number … Read More “2/23/15 e-Scholium Puzzle” »
Suppose you’re in a hallway with 100 closed lockers. You begin by opening every locker. Then you close every second locker. Then you go to every third locker and open it (if it’s closed) or close it (if it’s open). Let’s call this action reversing a locker. Continue reversing every nth locker on pass number … Read More “2/23/15 e-Scholium Puzzle” »
There are three switches outside of a dark room. Each corresponds to one of the three light bulbs in the dark room. You can turn the switches on and off and leave them in any position. How would you identify which switch corresponds to which light bulb, if you are only allowed one trip in the … Read More “2/16/15 e-Scholium Puzzle” »
After a long break, we have decided to resume the weekly e-Scholium math and logic puzzles. The puzzles will be selected or created by Abhay Malik, and answers will be posted the following week. There will also be prizes for some correct answers submitted by following the instructions after each puzzle. Be sure to check … Read More “Puzzles are Back!” »
You are given a deck of cards in a completely dark room. The deck you are given has X cards face-up while the rest of the cards are face-down, and you are told the number X. Assuming that you cannot see any of the cards and that you cannot pullout your cell phone as a … Read More “This week’s e-Scholium Puzzle” »
Santa Claus is holding a Christmas Party for anti-social elves at the North-Pole Pub. The bar at the North-Pole Pub has 25 mini bar stools situated in a line. Whenever an anti-social elf enters the bar, he always tries to find a seat as far from the other elves as possible. No elf will sit … Read More “e-Scholium Christmas Puzzle” »
This week’s prize puzzle is a special type of simple logic puzzle known as kenken. For instructions on how to complete kenken, here is a quick tutorial from New York Times Puzzle Editor, Will Shortz http://www.kenken.com/misc/videos. Another good short tutorial can be found at http://www.kenken.com/howto/simple. In the first kenken each row and column … Read More “This Week’s e-Scholium Prize Puzzle” »
You are being held captive in a dungeon and the only way out is is through the door of the cell. On the door is a combination lock and the following sequence of numbers is painted on the wall above the lock. 3 13 1113 3113 132113 1113122113 In order to open the door you … Read More “This Week’s e-Scholium Prize Puzzle!” »