SUMSUMTM
A New Number and Logic Puzzle

The Contest Center
59 DeGarmo Hills Road
Wappingers Falls, NY 12590

★★★ ENJOY OUR NEWEST PUZZLE ★★★
ColRblox
Cover the board with the colored blocks


New puzzles are posted every week
We list the name of everyone who solves the
10-digit, 11-digit or 12-digit SumSum,
16×16, 18×18 or 20×20 Yashi,
Extreme Sudoku or Double Sudoku,
12×12 Coraline,
6×6 ColRblox or
8×8 NaYBR.
 
SUBMIT YOUR ANSWERS
SUMSUM
A combination of Sudoku, Kakuro and Diagramless Crossword Puzzles
SUDOKU and DOUBLE SUDOKU
Every digit must appear in every line
CORALINE
Complete the path through every square
ColRblox
Cover the board with the colored blocks
NaYBR
Use the clues to color the grid
YASHI
Connect all of the dots without crossing lines
SUMSUM PUZZLE BOOKS   
More than 100 puzzles in each collection
Carry them with you to solve anywhere
SOLVERS
LINKS

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Quick Link
The Contest Center main website


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