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 7035 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 Anti-king Antiknight Arithmetics Arrow Arrow Sudoku As easy as Battleships Beginner Big Buchstabenrätsel Chaos Chess Close of the mark Coloring Consecutive Coral Crypto Diagonal Disjoint Groups Divided Dividing Domino Doppelblock English Fences Filling Fillomino Generated with computer German Hashiwokakero Hexagonal Heyawake Hint Hitori Hochhausblöcke Höhle Inseln Irregular Japanese sums Jigsaw Kakuro Killer Killer Sudoku Killer-Sudoku Killersudoku Knowledge Kombination Kropki Kropki Sudoku Little Killer Little Killer Sudoku Magic Square Magnets Masterword Masyu Math Mehrdeutig Meta Minesweeper Mystery Nonconsecutive Odd/Even Palindrome Parity Parity Party Paths Pentomino Pfeile Placing Roller Coaster Sandwich Sandwich Sudoku Secret code Sequence Skyscrapers Small Snake Standard puzzle Starbattle Subway Sudoku Tapa Tents Thermo Thermo Sudoku Thermometer Toroidial Variant XV XV sudoku Yajilin Yin-Yang mit Computerhilfe neuartig toroidal 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

DescriptionsolvedRating
unsolvedXikaku für Anfänger
by hopppe (on 14. May 2010, 11:00)
6711
60 %
unsolved红葉puzzles(PP74): Hashiwokakero001
by cdwg2000 (on 24. February 2021, 09:11)
851
73 %
unsolvedHashiwokakero für Anfänger (1)
by berni (on 10. December 2008, 13:38)
6131
70 %
unsolvedAnti knight Sudoku
by MavericksJD (on 18. June 2020, 13:14)
2151
50 %
unsolvedRechteckszerlegung
by RobertBe (on 1. December 2009, 10:53)
3261
67 %

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The most beautiful puzzles

DescriptionsolvedRating
unsolvedRundweg Family Photo
by pokerke (on 14. February 2011, 00:57)
585
100 %
unsolvedHallig-Rundreise
by tuace (on 13. April 2015, 00:47)
245
100 %
unsolvedNeue Post vom Außerirdischen
by ibag (on 6. September 2015, 00:00)
514
100 %
unsolvedWichtel 2016 (2): Erfahrener Höhlenforscher gesucht
by wichtel (on 20. April 2017, 11:02)
343
100 %
unsolvedAdventsportale, Teil 4
by pirx (on 23. December 2018, 12:00)
355
100 %

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The newest puzzles

DescriptionsolvedRating
newHeatstroke (Classic Thermo)
by emmettcito (today, 12:27)
04
N/A
newXV Kropki X
by Florian Wortmann (today, 12:10)
03
N/A
newPlus Minus Sudoku
by Arlo Lipof (today, 11:04)
32
N/A
newDot sandwich
by PetLov (today, 09:44)
03
N/A
newScratches
by PrimeWeasel (today, 09:27)
04
N/A

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Latest

New commentsLast solved

Übungsrätsel LM-Quali 2021: Pentopia-Myopia I (today, 12:10 by r45)
Klein, aber fein. :-) Und vielen Dank an Mody, ohne Deinen Kommentar hätte ich...

Übungsrätsel LM-Quali 2021: Pentopia-Myopia I (today, 12:05 by ibag)
Super gemacht! ;-)

Tic Tac Toe (today, 12:03 by Speed tuna)
Um what should we type in the solution code.

Wichtel 2020 (3): Wichtel beim Glühwein (today, 11:41 by r45)
Ich weiß gar nicht, was ich sagen soll und meine Sinne sind nicht vom...

Multiplikationssudoku (today, 11:41 by Vyse)
F-Puzzle Link: https://f-puzzles.com/?id=yzmde6md

Quite Orderly (today, 11:33 by wentel21)
Really loved this one <3 one of my favorites! Thanks!
---
I'm so glad you...

Singalong with REM / Mitsingen mit REM (today, 11:28 by Enkerro)
This was a wonderful piece of sudoku! Never was too hard, but always kept me...

Yes it Does. Read the Rules. (today, 11:19 by Göran H)
Changed description in accordance with feedback recieved.

Übungsrätsel LM-Quali 2021: Pentopia-Myopia I (today, 09:46 by Mody)
Ziemlich tückisch, aber toll :)

Equal Diagonal Sums (today, 06:46 by kevinyoung90)
This was very nice. I love new variants, this one was a bit challenging because...

today, 12:31
Augmented Triad by Kabuki73

today, 12:26
Arrow Sudoku by LKegel

today, 12:24
Aufsteigendes Sudoku-Hochhausrätsel (2) by Vyse

today, 12:19
Übungsrätsel LM-Quali 2021: Magnetschlange I by Zzzyxas

today, 12:08
Plus Minus Sudoku by IAM3

today, 12:07
Ambiguity by nunc

today, 12:05
Übungsrätsel LM-Quali 2021: Pentopia-Myopia I by r45

today, 12:04
Übungsrätsel LM-Quali 2021: Pentopia-Myopia I by ibag

today, 12:01
Übungsrätsel LM-Quali 2021: Pentopia-Myopia I by xiao01wei

today, 12:00
Evens and Arrows by sandmoppe

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28 users were active in the last 15 minutes (number of solved puzzles in the last 24 hours in brackets):
Vyse (8), adam001 (7), henter (5), LKegel (5), Zzzyxas (4), CJK (3), Jesper (3), Arlo Lipof (2), BlackApolloX (2), Kabuki73 (2), Marcos (2), Maroet (2), PrimeWeasel (2), rubbeng (2), bedabidi (1), emmettcito (1), PetLov (1), Speed tuna (1), William Cheese (1), Aaronomys (0), cdwg2000 (0), Danica (0), jalebc (0), Jodawo (0), MagnusJosefsson (0), Pheonix1295 (0), philb (0), Tiffy011 (0)

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