Mini-Contests Items 3

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This project was established to conduct puzzle contests within Puzzles.COM.

Two dozens of Mini-Contests have been already released, so now all Mini-Contests that were or currently are held on Puzzles.COM are gathered in this section.
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MC27  Silhouettes
If several silhouettes are superimposed in a pile in some certain way a silhouette of a rabbit can appear. Moreover two different rabbit's silhouettes can be obtained. Can you find them both?
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Hard 14
MC26  Hard 14
Do you think it is hard enough to assemble 14 different pieces into a regular 8x8 checkerboard? Isn't there any connection between the name and the puzzle itself?
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The 26 Puzzle Re_Solution
MC25  The 26 Puzzle Re_Solution
A sequel to The "Twenty-Six" Puzzle. Numbers 1 through 12 and the magic sum of 26 remain, but the seven areas have changed. Will it be harder than the prequel?
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Serpentine Lines
MC24  Serpentine Lines
Choose from among of eight serpentine lines only three ones which can be stack up so that they will form a beautiful grid...
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MC23  Twins
There are nine shapes assembled of cubes. Some of them make pairs consisting of two identical shapes each. The object is to find all the pairs...
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Move the Train
MC22  Move the Train
A train engine that was pulling over a hundred cars loaded with freight came to a stop at a junction. The engine detached and a new train engine backed up and coupled onto the long line of freight cars...
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Red, White, and Blue Balls
MC21  Red, White, and Blue Balls
It's known there is one heavier ball in each of the three pairs. Now the object is using a balance scale in just two weighings to determine the light and the heavy balls in each pair...
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Oxbow Puzzle
MC20  Oxbow Puzzle
You start with four Orange marbles on the left, four Blue ones on the right, and one empty hole in the middle. Your goal is to move the Blue marbles to the left and the Orange - to the right, observing some rules...
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Word Downsizing
MC19  Word Downsizing
I need help solving this puzzle---- There is a common English word that is nine letters long. Each time you remove a letter from it, it still remains an English word - from nine letters right down to a single letter. What is the original word, and what are the words that it becomes after removing one letter at a time?
Hopefully you will be able to figure this out THANKS!! 
~ Kristi ~
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Grace, Helen, and Mary
MC18  Grace, Helen, and Mary
Grace, Helen, and Mary were discussing their ages one day, and in the course of their conversation they made the following statements...
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Numbers between the Pairs
MC17  Numbers between the Pairs
We have a brainteaser that we have spent many hours on and cannot solve. Arrange the numbers 1, 1, 2, 2, 3, 3,....., 15, 15, 16, 16 in such a way that there is one number between the ones and two numbers between the twos and three numbers etc... and so on up to sixteen numbers between the sixteens.
Mitchell W. 
Grade 4
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Deaf Conversation
MC16  Deaf Conversation
This puzzle I found in an magazine here in Brazil (where I live). I know how to solve it and i THINK you don't know it yet. So i'm challenging you or the visitors of your site to solve it.
Thiago A. S.
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Last Updated: February 12, 2011 top
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