Sudoku Kingdom is a brain game. There are the top 4 brain games that are played by every gamer in their beginning years of the gaming world; Klondike (Classic Solitaire), Mahjong, Sudoku, and Freecell.
The Sudoku Kingdom has been being played through mobiles since the late 1990s. The button phones had this game installed in their game category and the users could play it. Hence, the older generations know how to play this game as well.
Numerous websites offer Sudoku puzzles with numerous variants, features, and gameplay modes, Sudoku Kingdom is one of them. Howard Garns created the modern Sudoku. Howard Grans worked as a freelance puzzle constructor and architect. The 94-year-old puzzle constructor published the puzzle in 1979.
In April 1984, Nikolai introduced the game in his magazine Monthly Nikolist. In the Monthly Nikolist paper, Sudoku was termed as a game in which “digits must be single” and it shortly became popular. In 2004, Britain and USA dwellers were introduced to Sudoku and it rose globally.
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How to Play Sudoku Kingdom?
Sudoku is a number game in which one needs to guess which numbers will be placed in the blank spaces. One can click on the blank spaces and type numbers on them. Or, they can select the cell and remove the written numbers through a blank space key on the keyboard.
One can play this game on whichever device they prefer; Mac iOS, Android PC, Android smartphone, Apple mobile phone, laptop, or tablet.
Here are the rules to play Sudoku Kingdom;
- Open the game on the browser.
- After it loads, click on play and select the difficulty level.
- The game will start and use the arrow keys to move between the cells.
- On the screen, a 9×9 grid will appear, in which the player needs to fill numbers from 1 to 9 in numerous rows or columns of the 3×3 sub-grid or blocks.
- Press the numerical keys to enter the numbers in the blank spaces.
- Use delete or blank spaces to remove a number or note.
- One number can only be entered in a sub-grid once.
- One can also enter the notes by clicking on the N key on the keyboard and adding notes.
- One can press “Shift” + 1-9 to take notes. This shortcut doesn’t change the modes. For Mac users, they should press Caps Lock instead of Shift.
To play the game successfully one needs to avoid placing incorrect numbers in the grid or blocks. The moves are incorrect if blocks in the grid contain;
- Every column should have numbers from 1 to 9 once, if twice, it will be considered incorrect.
- A row having two same numeral numbers will be incorrect. From 1 to 9, every number should be placed only once in the rows.
- A 3×3 sub-grid, having duplicate numbers is false.
Sudoku Kingdom Tips and Tricks
Some tricks that can help fill the Sudoku blocks easily or solve the combinatorial puzzles are logical conclusions including;
- Look for blocks that have more than 5 numbers written on the grids.
- Fill the blocks with numbers that aren’t used in the row, column, or grid.
- Observe blocks that can contain only one number according to the rules.
Alternatives of Sudoku Kingdom
The Sudoku Kingdom has numerous alternatives, however, the best ones are the ones given below.
Sudoku Through Sub Dokus
Sudoku through Sub Dikus is a relatively easy version of Sudoku, specially designed for children of grades 6 to 10. The game has the same grid as the classic one with identical rules, but the only difference in it is easily filling the regions. The children can play;
- Twodoku has an easier 2×2 grid version.
- Shidoku is a children’s game with a 4×4 grid version due to easier difficulty.
- Godoku has a small 5×5 grid.
- Rokudoku has a 6×6 grid version, best for kids.
Super Dokus
Super Dokus has 81 cells that need to be filled while following the rules and logic of the games. The gameplay is similar to the classic variants, and several difficulty levels are available for the player to test their skills. Super Doku’s difficult games include;
- Maxi Sudoku is a tough level containing a 12×12 grid with 12 3×4 rectangular cells for the gaming enthusiast to fill.
- Sudoku Challenger is also a hard version among Sudoku variants with 16 4×4 regions.
- Sudoku the Giant is a large Sudoku grid encompassing 25 5×5 blocks.
- Sudoku-zilla is a massive grid consisting of 100 blocks, 10×10 regions, a true hard game for those looking for an extreme difficulty level to improve their skills.
Color Sudoku
Color Sudoku has similar rules to the classic one, with one variation. In this variant, the colors are used instead of numbers. The nine colors are brown, white, green, blue, pink, yellow, red, grey, and purple.
It might be beneficial for children who are learning the colors. However, it might be difficult or impossible to play for people with color impairment.
Image or Shape Sudoku
Just like classic mathematical games, images, or shapes, Sudoku is also played with the rules of logic. In contrast to numbers, it involves shapes and images while the rules are the same.
Killer Sudoku Puzzle
Killer Sudoku Puzzle is a mathematical game and has an arithmetic side, in which one needs to add digits that are equivalent to the sum of the block numbers to the ones in the cafes of the grids. In this variant of Sudoku, one can also repeat the numbers in the same column, ro,w, or grid.
Which is your favorite variant of Sudoku and have you played Sudoku Kingdom, let us know in the comments.
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