Puzzle Playground

 

Treasury of Classic and Modern Puzzles

Home
Home /
Puzzles: Manipulative
Puzzles with simple props like coins, matches, cards, other simple things for your puzzling enjoyment.
Play 113 Puzzles
Puzzles: Non-Manipulative
Challenges and brainteasers to stimulate your visual perception and train your math and logical skills.
Play 189 Puzzles
Illusions, Tricks, Toys
Clever and funny illusions, toys and tricks which are simple enough to prepare for your family and friends.
Play 35 Items
Interactive Puzzles
Intriguing puzzles which you can play directly online - no need to make any additional preparations.
Play 42 Puzzles
  Monthly and Weekly Features
Coin Squad
Coin Squad
by Serhiy Grabarchuk, Jr.
Form a little coin squad, and change then its order by a simple slide the coins in pairs. It really doesn't require the military tactics.
Play  |  Download
More Coin Puzzles
The Cross Breaker
The Cross Breaker
Another seven pieces that are different from the ones in classic Tangram, but still can be used to build diversity of figures, capturing your fantasy and creativity.
Play  |  Download
More Folding Puzzles
Triangle Folds
Triangle Folds
by Serhiy Grabarchuk
Three rectangles to an equilateral triangle! Should there be any mystery or you simply have to fold them - precisely one fold for each rectangle?
Play  |  Download
More Folding Puzzles
Send More Money
Send More Money
by Henry E. Dudeney
Of course, this isn't our appeal! We just want to propose you this great classic cryptarithm that will improve your ability to calculate.
Play  |  Download
More Checkerboard Puzzles
A Battle Royal
A Battle Royal
by Sam Loyd
Make the pieces of the broken chess board be rearranged to bring the board again to the life and to make it available for the next chess games.
Play  |  Download
More Checkerboard Puzzles
Counting the Triangles
Counting the Triangles
by Henry E. Dudeney
A pentagon divided with five lines proposes us a grid where several triangles are hidden. How fast can you count all of them? Is any method required to do this?
Play  |  Download
More Visual Puzzles
Cube Cuts
Cube Cuts
after Martin Gardner
It is said a cube can be easily cut into 27 smaller cubes with six straight cuts. Can this number of necessary cuts be reduced by arranging the pieces after each cut?
Play  |  Download
More Math 'n' Logic Puzzles
Rectangle Around
Rectangle Around
after Martin Gardner
Figure out the diagonal of a rectangle when it is inscribed in the quadrant of a circle. How long, do you think, it will take you to get the right answer to this geometrical question?
Play  |  Download
More Geometrical Puzzles
Square by Square
Square by Square
Put together two squares to form one bigger square. Tricky classical masterpiece!
Play  |  Download
More Put-Together Puzzles
Funny Fold
Funny Fold
by Scott Kim
A funny C letter states it can be folded from some capital letter and only within one fold. But what letter it can be if C insists it was not a capital L?
Play  |  Download
More Folding Puzzles
Step the Square
Step the Square
after Girolamo Cardano
How to convert a perfect square into a rectangle of the same area simply by dividing it into two pieces? Which technique should be employed for this dissection?
Play  |  Download
More Dissection Puzzles
Acute Dissection
Acute Dissection
by Mel Stover
It is required to dissect an obtuse triangle into acute triangles only. The first question is whether it is possible at all? If the answer is "Yes", then the next question would be "How?"
Play  |  Download
More Geometrical Puzzles
Special Feature
Previous Features
Dissecting a Diamond   Dice Towers   The Wine Glasses Puzzle   Next Symbol   Broken Program   Domino Windows
In Puzzleland   An Easy Square Puzzle   6th Square   Heaviest Candy   Thirtieth Disc   Cut the Perimeters
Cube Dates   Get 4L   Linked Hearts   Valentine Search   Shape Search   Simple Division
 
Manipulative Puzzles
Non-Manipulative Puzzles
Illusions, Tricks, Toys
Interactive Puzzles
Direct Links
Puzzles' Authors
What's New
Coin Squad - change the order by a simple slide the coins in pairs  |  September 21, 2013
The Cross Breaker - another seven pieces Tangram puzzle  |  September 21, 2013
Triangle Folds - transform three rectangles to an equilateral triangle  |  August 30, 2013
Send More Money - cryptarithm to improve your ability to calculate  |  August 30, 2013
A Battle Royal - form a perfect 8x8 chess board from 8 pieces  |  July 31, 2013
More Site's News
Our Partners
Grabarchuk Puzzles
Last Updated: September 21, 2013
top
 
 
 
Home   |   Our Privacy Policy   |   About Puzzles.COM   |   Link to Us   |   Contact Us
ThinkFun - Education.