Very big font. Holmes presents Sudoku and puzzles: 1 puzzle per page. Paperback glossy cover. Large print on quality white paper easy to read. 30 Jigsaw Killer sudoku 8x8 medium levels. 30 Jigsaw Killer sudoku 9x9 medium levels. 30 Cacludoku sudoku 8x8 medium levels. 30 Cacludoku sudoku 9x9 medium levels. Jigsaw Killer sudoku. This Sudoku leads step by step to the top of the skill. It is necessary to fill empty cells with numbers from 1 to 9 (1 to 6; 1 to 8; 1 to 12), each of the digits should appear only once in each row and column of the 9x9 (6x6; 8x8; 12x12) square. The puzzle contains areas in an arbitrary form. The sum of all the numbers in the cage must correspond to the number printed in the corner. They can be called figurative or geometric, they also have names ( Jigsaw Sudoku, Killer Geometry Sudoku, Killer Irregular Sudoku, Killer Kikagaku Nanpure). Calcudoku - this is a mathematical and logical puzzle. It is necessary to fill the grid with numbers so that in each line and in each column they are not repeated. The number in the corner of each selected block is the result of an arithmetic operation on the digits in this block. The numbers inside the block can be repeated. 50% of the math signs are hidden. The puzzle can be called Square Wisdom, Kendoku. Jigsaw Killer sudoku may be called or searched with the following phrases or names: daily killer sudoku main past puzzles, times puzzles killer, sudoku uk, usa today sudoku, play sudoku game, the daily sudoku, sudoku billions, sudoku x wing, lovatts sudoku, sudoku k, sudoku name, how to solve sumoku puzzles, guardian sudoku, guardian killer sudoku, telegraph killer sudoku, sudoku cage, sudoku sudoku, times ultimate killer sudoku, killer sudoku solutions, telegraph sudoku, daily sudoku puzzle, the sudoku killer, zero killer sudoku, sudoku quest, medium killer sudoku, sum doku, simple sudoku puzzle, krazydad killer sudoku, sudoku puzzle game, sudukus, killer su, play soduko, killer sudoku tips, super sudoku puzzles, sudoku game rules, sudoku ki, extreme sudoku puzzles, sudoku game books, greater than sudoku, mini killer sudoku, sum sudoku solver, the big book of killer su doku, play sudoku puzzles, sudoku for children, dailykillersudoku, sumoku puzzle book, daily killer, how to solve killer sudoku, how to play killer sudoku. Calcudoku may be called or searched with the following phrases or names: newspaper maths puzzles, polar bear escape, mnemosyne, patrick min, sample sudoku puzzles, gametimer, japanese math puzzles, sudoku with friends, hidden ships, letter ladder, week end, jigsaw master, game like sudoku with math, mathdoku 9x9, sudoku hd, su du ku, real sudoku, ghetto crew, math puzzle games like sudoku, cijferpuzzel, sudoku countdown, math games like sudoku, infinity maze, andoku 2, blocked guy, name that tune, olivia chomentowska, math puzzles like sudoku, hitoshii, japanese math games, mighty fin, gomrath, medieval escape, megamaze, tap dash, how to play mathdoku, drop match, how to solve mathdoku, catch and match, triva, memory drop, kendoku solver, mini rpg, trak 4, tomtom puzzles, bug droppings, hidden tales, k doku, how to play calcudoku, doodle hunt, kendu solver.I hope you enjoy the book. I would really appreciate it if you write a review. Best regards, Basford Holmes