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There are organizations and events that cater to puzzle enthusiasts, such as the World Puzzle Championship, the National Puzzlers' League, and Ravenchase. There are also "puzzlehunts," such as the Maze of Games.

Where binoculars give you a wide angle viewing experience, monoculars have what's known as true field of view. Because monoculars are used for precision spotting of targets, their field of view is less of a concern. In fact, the less field of view, the better.

8x and 10x is the best magnification you can get for a monocular. High magnification is great for distance but not near objects. General purpose monoculars are 8x and 10x. If you're bird-watching in a heavily wooded area, 5x or 6x is better.

Some monoculars have a night-vision feature. It allows 99% of light transmission at night. So, you could observe the faraway stars easily. The monocular also has single hand focus and ergonomic design.

The first thing to look at when choosing a monocular is its power or magnification. A monocular will typically have a magnification of 6x to 10x higher magnification will allow you to see further and in more detail. 9x or 10x monoculars will usually cost a bit more than 6x or 8x ones. Other than that, its up to personal pre