Alphabetical index and cross-reference to the topics and pages on the Contest Center website.

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Wappingers Falls, NY 12590



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All Threes
Alphametics
More Alphametics
More Alphametics
Anagrams
Anagram Quiz
Angle Puzzles
Angle Puzzles 2
Art, Art Shop
Bishop Coverings
Bragging Jokes
Brainteasers
Chess Puzzles
Circle Eights
Codes and Ciphers
ColRBlox
Columnar Transposition
CONTESTS
Convergence Puzzles
Coraline
Cross Products
Cross Sums
CROSSWORDS
  - All Threes
  - Circle Eights
  - Giant Eights
  - Triple Squares
  - Word Squares
Cryptarithms
  - More Cryptarithms
  - More Cryptarithms
  - 10-Letter Cryptarithms
Cryptogram Challenge
Cryptography Papers
Digit Puzzles
Double Sevens
Double Sudoku
Dummy Jokes
Fun Contests
Gaming Links
GENERAL INFORMATION
Geometry Puzzles
Giant Eights
GK-Crypt File Security
GRY Puzzle
Home Page
HUMOR
  - Bathroom Tissue
  - Bragging Jokes
  - Dummy Jokes
  - Fun Contests
  - Glitter/Gold
  - GRY Puzzle
  - Just Funny
  - Knock Knock Jokes
  - A Punny Quiz
  - Puns & Wordplay
  - Puns, Too
  - More Puns
  - Tongue Twisters
Jokes - see Humor
Just Funny
Kid Riddles
Kids Stuff
Knight Coverings
Knock Knock Jokes
Main Page
Master Software
MATH PUZZLES
  - Convergence Puzzles
  - Digit Puzzles
  - Easy Math Puzzles
  - Geometry Puzzles
  - Hard Math Puzzles
  - Mathematical Series
  - Pi Competition
  - Primes and Factors
  - Puzzles for Experts
  - Squares and Powers
  - Tough Puzzles
  - Weights & Measures
MX-Crypt Message System
NK-Crypt Message System
OP-Crypt Message System
NaYBR
Number Fill
Number Name Challenge
Number Series
Pascal Macro Compiler
Path Puzzles
Path Puzzles 2
Pi Competition
Primes and Factors
Privacy Statement
Promote Your Business
Psychic Essence
A Punny Quiz
Puns & Wordplay
Puns, Too
More Puns
Puzzle Books
PUZZLES
  - Alphametics
  - Anagrams
  - Anagram Quiz
  - Angles
  - Angles 2
  - Chess
  - ColRBlox
  - Coraline
  - Cross Products
  - Cross Sums
  - Cryptarithms
  - Cryptogram Challenge
  - Double Sevens
  - Double Sudoku
  - NaYBR
  - Number Fill
  - Number Series
  - Path Puzzles
  - Path Puzzles 2
  - Sudoku
  - SumSumTM
  - 10-Letter Cryptarithms
  - Word Lists
  - Watchmen
  - Yashi
  - ZiZZiT
Random numbers
RIDDLES
  - Classic Riddles
  - Kid Riddles
  - Paper & Pencil Posers
  - Quick Looks
Science Problems
Science Trivia
Software
Squares and Powers
Sudoku
SumSumTM
TECHNICAL PAPERS
  - Quadratic Residue Cipher
  - Message Authentication
  - High-Security Cipher
  - Signature Protocol
  - One-Time Pad
  - GK-Crypt Cryptography
  - NK-Crypt Cryptography
  - MX-Crypt Cryptography
  - OP-Crypt Cryptography
  - Pascal Macro Compiler
  - Bishop Coverings
  - Knight Coverings
Tongue Twisters
Triple Squares
Trivia Quizzes
VERBAL PUZZLES
  - Easy Math Puzzles
  - Math Puzzles
  - Puzzles for Experts
  - Tough Stuff
Watchmen
Weights & Measures
Word List Puzzles
Wordplay
Word Squares
Yashi
ZiZZiT
ZZIZZ Art Shop



The Contest Center welcomes contributions of your original puzzles, riddles and jokes, including anagrams, cryptograms, plus math-themed art and animations. Share your creations with other puzzle-lovers.

All submissions must be your own original work. Do not submit material that is copyrighted elsewhere. Do not submit material that you found in books, magazines, TV shows, movies, podcasts, or on other websites.

Send submissions to Contest Center Submissions
Submit puzzle answers to Contest Center Answers
Send questions and correspondence to Contest Center Mail

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