Logic Masters Deutschland e.V.

The Puzzle Portal

The puzzle portal is a collection of puzzles created by puzzle enthusiasts from all over the world. At the moment the portal contains 5174 puzzles.

If this is your first visit to the puzzle portal we recommend that you take a tour to get an overview of the portal contents.

We have put together a collection of puzzles suitable for beginners. These contain solution hints - and we hope that these puzzles will help you getting started.

To help you getting started navigating the portal we have put together some puzzle collections.

Puzzle typesPuzzle collectionsPuzzle authors
Sudoku Easy and nice Richard
Slither link Average and nice Luigi
ABC-tje Difficult and nice berni
Pentomino puzzles Often solved and nice
Mystery puzzles

3d Abctje Akari Anti-Knight Arithmetics Arrow Sudoku As easy as Außerirdischer Battlefield Battleships Beginner Big Buchstabenrätsel Chess Close of the mark Coloring Coral Crypto Diagonal Divided Dividing Domino Doppelblock English Fences Filling Fillomino Generated with computer German Hakyuu Hashiwokakero Hexagonal Heyawake Hint Hitori Hochhausblöcke Höhle Inseln Japanese sums Kakuro Kerzen Killer Killer Sudoku Killer-Sudoku Killersudoku Knowledge Kombination Kropki LITS Laser Lateinisches Quadrat Little Killer Logelei - Logical Logical Magic Square Magic spiral Magnets Masterword Masyu Math Mehrdeutig Meta Minesweeper Mystery Nonogramms Palindrome Parity Party Paths Pentomino Placing Portal Special Pyramidpuzzle Roller Coaster Sandwich Sandwich Sudoku Secret code Sequence Skyscrapers Small Snake Standard puzzle Starbattle Stations Subway Sudoku Tapa Team Tents Thermo Thermometer Variables Tapasyu Variant X-Sudoku Yajilin Yin-Yang mit Computerhilfe neuartig toroidal word puzzle 2358

Enjoy browsing the portal!

If you are interested in the recent growth of new puzzles, see the discussion in our forum (scroll down to see comments in English).

The easiest puzzles

unsolvedXikaku für Anfänger
by hopppe (on 14. May 2010, 11:00)
61 %
unsolvedAnti knight Sudoku
by MavericksJD (on 18. June 2020, 13:14)
50 %
unsolvedHashiwokakero für Anfänger (1)
by berni (on 10. December 2008, 13:38)
70 %
unsolvedTiny Truffle (6x6)
by tzael (on 22. August 2020, 13:09)
73 %
unsolvedMehrdeutige Rätsel - Dominosuche A
by lupo (on 1. April 2017, 14:14)
64 %

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The most beautiful puzzles

unsolvedRundweg Family Photo
by pokerke (on 14. February 2011, 00:57)
100 %
by tuace (on 13. April 2015, 00:47)
100 %
unsolvedNeue Post vom Außerirdischen
by ibag (on 6. September 2015, 00:00)
100 %
unsolvedWichtel 2016 (2): Erfahrener Höhlenforscher gesucht
by wichtel (on 20. April 2017, 11:02)
100 %
unsolvedAdventsportale, Teil 4
by pirx (on 23. December 2018, 12:00)
100 %

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The newest puzzles

newGaelic Knot
by cam (yesterday, 20:08)
by PrimeWeasel (yesterday, 17:22)
88 %
newThe XV Arrows
by Stavros96 (yesterday, 16:06)
new红葉puzzles(PP3): Yajilin001
by cdwg2000 (yesterday, 11:50)
88 %
newPizza Quattro Formaggi (Sudoku)
by DocLogic (yesterday, 02:23)
96 %

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New commentsLast solved

Treasure Maps Sudoku 2 (today, 12:12 by Vega)
I loved these puzzles. I'll try number 3 another day :)

Pathway Sudoku (today, 12:07 by ffricke)
Zuerst hab ich den Weg vor lauter Bäumen nicht sehen wollen, ich dachte, das...

Winner's trophy (today, 11:05 by PrimeWeasel)
Congratulations on having solved your 5000th puzzle zorant! (Just happened to...

MagicKillerKnight (today, 10:56 by Richard)
'All spaces within a Knight's move from a highlighted space contain a digit...

XV Kropki Sudoku (today, 09:38 by Statistica)
Sehr schön. Clever gemacht!

Wichtel 2019 (8): Notfall in der Wichtelwerkstatt (today, 09:03 by Statistica)
Klasse! Ich kann mich an mein letztes Trio-Cut auch nicht mehr erinnern ;-)

The XV Arrows (today, 08:12 by jwmpuz)
I know two digits in circles, when they are sums of #s on arrows, are read as a...

Wichtel 2019 (8): Notfall in der Wichtelwerkstatt (yesterday, 23:54 by dm_litv)
I've never seen Trio Cut before. It's funny!

The 27 Cage Run (yesterday, 22:49 by MartinR)
Interesting start, with rest falling into place nicely.

Almost the same...

Treasure Maps Sudoku (yesterday, 22:46 by Eggr)
Thanks for all the feedback.
@Ours brun & @Phistomefel:
Harder versions of...

today, 13:53
Sandwich Battle 2 by polar

today, 13:48
Little Killer Windoku by RobertBe

today, 13:36
Little Killer Twins by Debrutsid

today, 13:31
Fillomino Meets Even/Odd Country Road by ffricke

today, 13:20
Top Heavy Number Place 2 (WPC 2019 Leftover) by RobertBe

today, 13:17
Extra Regions Skyscraper Sudoku by cornuto

today, 13:09
Antiknight-Sudoku 2 by RobertBe

today, 13:07
Yajiwake 3 by misko

today, 13:06
Pento Parade Leftover (3) - Pentomino Word Search by misko

today, 13:05
红葉puzzles(PP3): Yajilin001 by ffricke

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11 users were active in the last 15 minutes (number of solved puzzles in the last 24 hours in brackets):
Debrutsid (9), cdwg2000 (8), polar (8), ffricke (3), RobertBe (3), dhansik (2), MartinR (1), bflat (0), er1k (0), szabsi (0), udukos (0)