2 variants
The rabbit inspects each tunnel once and then eats the carrots.
3 variants
This is a typical flip/shift puzzle on a 6 x 6 board..
Recreate the original setup.
RACETRACK V1.2)
12 variants (including 2 randomized)
Classical game:
Car race simulated on square paper.
RANDOM CAVE (V1.0)
(created 29 Oct 06)
3 variants
find the exit in a multi-level cave (8x8x8. 8x8x4, 8x8x2)
RANDOM CAVE (V1.0)
(created 31 Oct 06)
3 variants
find the exit in a multi-level cave (8x8x8. 8x8x4, 8x8x2)
RANDOM CAVE CRITTERS (V1.0)
(created 3 Nov 06)
12 variants
collect ten cave bugs
RANDOM WALK (V1.1)
9 variants (updated 4 Apr 05)
Random walks limited to a square.
Variants have various limited directions.
(updated 12/3/08, 10/10/06, 10/10/06)
The topic are polysquares which tile a larger version of themselves.
(updated 25/3/2002)
8 variants / 8 variants / 9 variants
Eliminate all Rhamses statues apart from one.
Rhamses also for Pocket PC (called 'Ramses' there)
(updated 8 Jun 05)
34 variants (10 randomized variants included)
Turn right/right/left after your moves
and walk as long as possible.
(updated 10 June 06)
34 variants (10 randomized variants included)
Turn right/right/left after your moves
and walk as long as possible.
You are allowed to cross your own path.
Classical Puzzles (updated May 12, 2003)
4 variants
Get all people to the other shore.
(created 22 March 08)
43 variants (1 random, 42 fixed)
Connect cities with roads.
(also a full-blown graph drawing tool)
ROBO (V1.1)
(updated 10 Apr 06)
13 variants
Guide the little robot to its target(s)
The coloured squares code for turns.
10 variants
Guide the Robot to the exit door.
Unfortunately it has some bugs in its programs...
5 variants
Visit all squares
using moves of all lengths
4 variants
Restore the photo of a rose.
Variants 3 and 4 are easier; they show coloured rings.
ROTOSCOPE (V7.4)
(updated 18 Mar, 2009)
61 variants
Roll the ball into the hole.
ROTOSCOPE II (V1.1)
(updated 10 May, 2009)
51 variants
Roll the balls to the target positions.
(updated April 15, 2001)
1 variant
English version (no "00").
2 variants
Always find the longest row of similar butterflies.
Variant 2 is played on a plain board.
17 variants (updated 11 Mar 2008)
Recreate the original position.
Slices of the cube can be rotated.
Now with tutorial on how to solve the cube!
31 variants (updated 11 Mar 08)
Slices of the cube can be rotated.
With tutorial on how to solve the cube!
2 variants (created 11 Mar 08)
Slices of the cube can be rotated.
RUNGS
7 variants (2 of them random)
Connect the telephones with the same colour
using the 'ladders and rungs' scheme.
9 variants, 5 variants, 4 variants
Guide the little sailing boat home!
Each colour codes for a (wind/current) direction.
(updated 16/12/04)
37 variants
Given 2 jugs and a salt tablet,
you have to create various saltwater concentrations.
A very educational game.
(updated 16/12/04)
13 variants
A few tricky brainteasers,
also a tool to learn addition and subtraction.
SCRABWALK SOLO (V1.1)
7 variants (created 12 Jan08)
Wordbuilding by your man
wandering around the board filled with letters.
SECRET KEYS (V1.0)
19 variants (created May 2008)
Guide you man through all the locked doors.
(updated 16 Mar 2003)
6 fixed variants
You have to tile the square with a set of given 1xn sticks.
Some are horizontal, some are vertical.
2 fixed variants
Determine the order of the layered squares.
4 / 2 / 2 / 2 variants.
These three games are related to the famous Tetris computer game.
Pack the given tiles into the box.
5 variants (updated 27 June 2001)
Drive the sheep into the fenced area.
SHORTCUT (V1.0)
33 variants (created 2 April 05)
Find the shortest path connecting all cities.
SIEVE (V1.5)
6 variants (updated 22 Apr 07)
This arithmetic progression sieve can solve tricky math problems:
E.g., show that 19+11*a+19*b+26*c+32*d covers all integers greater than 178.
Also useful as prime sieve.
SKEWERS (V1.0)
(created 10 Apr 06)
1 randomized variant
Remove the interlocked skewers one by one.
(created 20 Sep 08)
28 variants (6 randomized)
Make all faces smile.
An additional face is dropped after every move.
SLIDE-IN (V2.0)
(updated 4 Nov 04)
28 variants
Fill given square
by sliding in pieces from the side.
SNAKE CATCHER (V3.2)
38 variants (updated 23 June 07)
Also 18 variants in 'Snake Catcher II', incuded game!
Mark all snakes without being bitten.
In some variants the snakes get longer during the play.
SNAKEPIT (V1.3)
15 variants (updated 23 June 07)
Cross the snakepit without being bitten.
Invented by Eric Solomon
2 variants (created 9 Feb 2006)
Create and setup your own board.
Solve it yourself or let Zillions solve it.
4 variants
You are given a random crisscross pattern of spaghetti sticks.
You have to remove them one by one, always the one(s) at the bottom first!
13 variants
The Spaghetti are cooked and ready to eat now!
You are given a random pattern of spaghetti noodles.
You have to remove them one by one, always the one(s) at the bottom first!
Find the differences between original painting and fraudulent copy!
(updated 28 Sep 03)
2 variants
Create words by swapping letters.
SQUARE FIT (V1.2)
(updated 4 Apr 06)
31 variants
Place as few squares as possible while creating a full 'covering' of some type.
Place as few squares as possible while creating
a full 'covering'
of some type
Place as few squares as possible while creating
a full 'covering'
of some type
(updated 26 Dec 06, 4 Jul 07, 22 Apr 08)
Fill the given (square or rectangular) boards with smaller square tiles.
However, certain restrictions apply which make the game very challenging...
SQUARE THE SQUARE SOLVER (V3.1)
8 variants
(updated 26 Jul 2007)
Automatically finds nowhere-neat and no-touch tlings of rectangles
(Square-The-Rectangle Problems)
25 variants (incl 9 random)
(created 7 Jun 07)
Re-shuffle the polysquares into the given square tiling.
56 variants (incl 6 random)
(updated 10 Nov 07)
Make all rows or all files monochrome
56 variants (incl 6 random)
(updated 29 Nov 07)
Eliminate all coins
10 variants (incl 8 random)
(created 1 Nov 07)
Eliminate all coins
56 variants (incl 6 random)
(created 1 Nov 07)
Make all rows (or all files) show no two identical colour
10 variants (incl 8 random)
(created 10 Nov 07)
Eliminate all tokens.
11 variants and 14 variants
The number of captures determines the length of your move.
Stapler II is played on a hexagonal grid.
STEPPING STONES (V1.9)
(updated 29 Oct 05)
21 variants
Find longest walk while keeping colour or shape
of stepping stone (or both) at each step.
(updated 28 Oct 05)
22 variants
Correct the mathematical equation by moving one or more sticks
(updated 6 Aug 03)
12 variants
Fill the board with (1 x n) - sticks.
Certain conditions apply.
3 variants
The lengths of the 1xn Stick must follow a given sequence.
(updated 20m Aug 06, 4 Apr 05)
34 variants each
Go straight as far as possible, then turn left or right.
The longest path wins.
Straight : 4 directions, Straight-dia : 8 directions.
(updated 7Feb 08)
35 variants
Go straight as far as possible, then turn left or right.
The longest path wins. You can cross your own path.
STRAIGHT
-SOLVER (V1.1)
(updated 20 Aug 06)
48 variants
This tool automatically solves or helps you solve problems
cerated by the games STRAIGHT or STRAIGHT ACROSS.
(updated 20 Aug 06)
48 variants
This tool automatically solves or helps you solve problems
cerated by the games STRAIGHT or STRAIGHT ACROSS.
6-12 variants each (Subway 3 updated 25 Sep 03)
Connect the given tunnel section to one (several) closed loop(s).
In variants II and III you have to incorporate the given subway stations.
SUDOKU CUBE (V1.0)
1 randomized variant (created 17 Jan 08)
Recreate original setup
or any other configuration with 9 different digits on each side.
SUDOKU TOOL (V1.1)
1 variant (updated 27 Mar 09)
Takes the drudgery out of solving Sudoku Puzzles.
4 randomized variants (created 17 Jan 08)
Recreate original setup
or any other configuration with 9 different digits in each 3x3 square,
row and column by rotating 8 digits at a time
4 randomized variants (created 17 Jan 08)
Recreate original setup
or any other configuration with 9 different digits in each 3x3 square,
row and column by reversing a row or coumn at a time..
SUMMERWINGS PUZZLE (V2.0)
12 randomized variants (updated 11 Mar 08)
Swap images until each images has at least two properties
in common with each neighbour.
25 main variants - thousands of variations
This game takes the Bubbles scheme to new heights.
Dark Bubbles and Walls increase the challenge.
Some features are different from Bubbles and Bubbles II.
1 variant
Swap the positions of the token sets.
Traditional Chinese
12 variants
Fill the given shapes with the seven Tangram tiles.
TELESCOPE (V2.1)
31 variants (updated 27 Jan 2004)
Direct the ball into the hole.
Zillions version of the freeware Flash game
'Telescope'.
TETRADS (V3.0)
29 variants (updated 5 July 2005)
Find quadruples of shapes which all touch each other.
Square (45-degree) grid and 60-degree grid given.
(game uses my Zillions games DRAW and ISOLATTICE)
(updated 7 Mar 2003)
4 variants.
Variants 1 and 2: Tile the given shapes with 15 of the 16 given 'tetrasticks'.
Other variants : Free play
Invented by Joe Chang, code & graphics by Karl Scherer
4 variants
Scramble the pearls in the ring. Then unscramble. Create patterns.
(created 24/11/2003)
1 variant
Rearrangement puzzle with double-contact condition
(created 10 May 2009)
2 variants
...the JUMBO version...
Also: automatic solving variant.
(updated 12/3/2001)
1 randomized variant
Make all Traffic Lights show the green light.
(Train and Train II updated 12 Jan 2003)
2 variants & 1 variant & 1 variant
Help the little locomotive to swap the two waggons.
(updated 27 Aug 2004)
15 variants
One locomotive, some special shunts, and lots of
tracks...
(updated 9/11/2003)
21 variants
Transform the setup on the left into the setup on the right.
2 variants
Recreate the original setup
by swapping two rows or two files.
The first of such a swap-pair will end up in reversed order.
(created 20/3/2005)
2 randomized variants
Find the symbol that appear three times
(variant 2: four times).
(updated 16 Mar 2003)
6 customizable variants
Fully working Turing Computer (5 characters, 9 states)
Create your own little programs by a click of a button!
(updated 16 Mar 2003)
5 customizable variants
Fully working Turing Computer (16 characters, 26 states!)
Create your own little programs by a click of a button!
TUZZ (V1.0)
(created 21 Jan 06)
49 variants
Make all tokens rotate with the least number of moves.
TWENTYSIX (V1.0)
(created 1 Nov 07)
3 variants
Fill in the missing 26 letters
TWIN (V1.0)
(ceated 11 Mar 05)
3 randomized variants
Find the two matching colour cards.
(updated 7/2/2001)
2 randomized variants
Collect all the tokens with the black piece.
Problem is, you can only control its twin.
(updated 13 Jan 2004)
2 randomized variants
Re-create the start position.
With each click you can rotate the colours in a square or in a circle.
5 randomized variants
Re-create the start position.
With each click you rotate the four coloured petals of a circle.
(updated 13 May 06)
30 fixed variants, 1 randomized variant
Visit all numbers in the given sequence.
Diagonal paths are allowed to cross each other.
(updated 17/2/2005)
4 fixed variants, 1 randomized variant
Eliminate all blocks while making longest-step moves.
Depending on their colour, blocks shrink in turn and can then be walked over.
20 variants
You have to uncover a beautiful picture.
You can choose between six methods to uncover the picture.
The variants use four types of wall tiles with different properties.
16 randomized variants (created 13 Sep 07)
Make as many loops as possible.
(updated 14 Mar 2003)
6 variants
You have to uncover a 4x4 board,
which is covered by nine 2x2 tiles.
2 variants
Visit all four corners
while alternatively stepping up and down
on overlapping carpets.
VIA LONGO (V1.1)
12 Apr 08
13 variants (3 random, 10 fiixed)
Find the longest path in 20 moves.
WANG (V1.0)
(created 12 June 2005)
11 variants
The Wang tiles.
Ice-floe hopping polar bear; the last
floe melts after each jump...
(updated 20 Aug 2006)
77 variants
(see also my web page on Wireworld)
Most of the findings have never been published before.
(created 6 March 2006)
1 randomized variant
Find more and longer words than your opponent.
WORDSNAKE (V1.0)
(created 6 March 2006)
1 randomized variant
A man snaking around the board helps to create words.
X-Ray (V1.0)
(updated 25 March 2006)
2 randomized variants
Reconstruct the board from its X-ray data.
X-Ray II (V1.3)
(updated 14 Jul 07)
6 randomized variants
Find all the ships.
(Reconstruct the board from its X-ray data.)
6 variants
Tile the given shapes with Y-pentominoes.
You can even create your own shapes to fill in!
s (updated 6 Aug 03 & 6 Mar 07)
30 variants each
Tile the given rectangles with Y-pentominoes.
Y-Backtrack does it automatically.
11 variants
Slide the tiles and re-create the image at right.