I have big news! I finally have a girlfriend! She's really nice and is studying to be a cartographer. As you know, I don't have much experience with the ladies, so I need some advice. I have been sensing that things are not going well, and when I asked her what was wrong, she emailed me the at...

There is a castle with rooms arranged in a 3x3 square grid. The princess living in the castle sleeps in a different room each night, but always one adjacent to the one in which she slept on the previous night. She is free to choose any room in which to sleep on the first night. Two knights would ...

Can you place mines on a 5x5 Minesweeper grid such that each number from 0 to 8 appears exactly once? Good luck!

There is a castle with rooms arranged in a 4x4 square grid. The princess living in the castle sleeps in a different room each night, but always one adjacent to the one in which she slept on the previous night. She is free to choose any room in which to sleep on the first night. Three knights woul...

Can you place mines on a 7x7 Minesweeper grid such that each number from 0 to 8 appears exactly twice? A similar question about a 5x5 grid: All numbers in a 5x5 Minesweeper grid Good luck!

This puzzle is based on Where is it? - The Google Earth Challenge series started by Conifers This puzzle will provide a screenshot in somewhere on Google Earth, please try your best to identify where the location is. The reasons to find out the location should be part of your answer. The accepte...

I am known for the "Worst generation" a part of me known for the naval battle. I am also known for White City. I am the survivor of the Most Dangerous Disease. Who am I? I will add more hints if failed to recognize me.

Find the minimum number of lines to draw 111 squares. The example you can draw a square using 4 lines i.e 2 vertical 2 horizontal. similar, you can draw 2 square grid using 5 lines. and so on. The solution totally depends on how you smartly draw lines because the same number of squares can be ...

This is in the spirit of the What is a Word/Phrase™ series started by JLee with Group version puzzles. If a word could be distinguished and categorized in either group with a specific metric, I call the group as an Infield-Fly Group™. Use the following examples below to find the metric. $$ % ...

I cast a shadow as dark as I I have been found in a pie Insects sing, in the dead of night Many together is quite the sight What am I? And what does each section of the riddle mean?

And a one, and a two, and a three four five six! Or a one, and a two, and a three four five! From my home right here, To the end way down there! And then I have a choice Of a one, a two, or a three, or a four! First named him in 1861, And born of famous birth! What name do I have? And wh...