About Math Puzzles - SGT Puzzles
Collection of many single-player open-source logic puzzle games, free, playable offline.
All generated on demand with adjustable size/difficulty, so you'll never run out of puzzles.
Contains the following games:
Black Box, Bridges, Cube, Dominosa, Fifteen, Filling, Flip, Galaxies, Guess, Inertia, Keen, Light Up, Loopy, Magnets, Map, Mines (Minesweeper), Net, Netslide, Pattern, Pearl, Pegs (Solitaire), Range, Rectangles, Same Game, Signpost, Singles, Sixteen, Slant, Solo (Sudoku), Tents, Towers, Twiddle, Undead, Unequal, Unruly, Untangle
Original copyright Simon Tatham
Port copyright ChrisbBoyle.
Distributed under the MIT License (www.chiark.greenend.org.uk/~sgtatham/puzzles/doc/licence.html#license)
by N####:
With no fear of retribution from Google.