Stack of two Braineo Sudoku Skill Builder Volume 01 books, Very Easy level, with bright green covers, displayed on a vibrant blue background. — Double the puzzles, double the fun. The Very Easy edition of the Sudoku Skill Builder Series is perfect for beginners and casual solvers.

There’s a reason Sudoku is a global obsession. Whether you’re experiencing the thrill of your first completed grid or you’ve got your own advanced solving rituals, each puzzle offers a new way to flex your brainpower and escape into a satisfying mental challenge.

Meet the Sudoku Skill Builder Series from Braineo. This is Sudoku for everyone, fresh, bold, and designed to help you grow. You’ll find color-coded volumes that encourage you to progress at your own pace. Start simple, build your skills, and push yourself to new heights. No matter your experience level, this series opens the door to hours of rewarding, screen-free fun.

Meet the Sudoku Skill Builder Collection

The Sudoku Skill Builder Collection is a step-by-step puzzle journey. Each book features a clean modern design and a bright color that matches its level. Begin with Very Easy in lively green, move up to Easy in cool blue, challenge yourself with Normal in yellow, or take on Hard in bold red.

Each volume includes:

120 Sudoku puzzles for real brain-boosting variety
A portable 6x9 inch format that fits perfectly into your bag or on your coffee table
Complete solutions for every puzzle so you can track your progress and keep building your skills

With all four covers lined up, you get a smart, stylish collection that looks as good as it feels to solve.

Four Volumes, Four Levels: Choose Your Challenge

Very Easy in vibrant green is the perfect starting point for new solvers, kids, or anyone craving a relaxing brain boost.

Cover of Braineo Sudoku Skill Builder Volume 01, Very Easy level, featuring a green band and sample Sudoku grids. — Volume 01: Very Easy. Start your Sudoku journey with accessible puzzles and a bright green cover for beginners.

Kick off your Sudoku journey with this beginner-friendly book. Get it on Amazon

Easy in cool blue is great for building confidence and practicing new strategies, offering just enough challenge to keep things interesting.

Cover of Braineo Sudoku Skill Builder Volume 02, Easy level, featuring a blue band and sample Sudoku grids. — Volume 02: Easy. Build your confidence with approachable challenges and a crisp blue cover.

Grow your skills and confidence with this easy-level collection. Get it on Amazon

Normal in sunny yellow steps up the game for those ready to flex their skills and solve a little deeper.

Cover of Braineo Sudoku Skill Builder Volume 03, Normal level, featuring a yellow band and sample Sudoku grids. — Volume 03: Normal. Take your logic to the next level with standard puzzles wrapped in sunny yellow.

Take your logic to the next level with our normal difficulty volume. Get it on Amazon

Hard in bold red is pure satisfaction for seasoned Sudoku fans who crave real challenge and love that feeling of hard-won victory.

Cover of Braineo Sudoku Skill Builder Volume 04, Hard level, featuring a red band and sample Sudoku grids. — Volume 04: Hard. Challenge yourself with advanced puzzles and a bold red design for serious solvers.

Challenge yourself with puzzles for true Sudoku fans. Get it on Amazon

Inside the Books

Open up any volume from the Sudoku Skill Builder Series and you’ll be greeted by crisp, uncluttered layouts that put the puzzle front and center. Each page features a single, clearly marked Sudoku grid with plenty of space for notes and pencil marks. The design is intentionally clean—no distractions, just pure puzzle-solving bliss.

You’ll find 120 unique puzzles in every book, thoughtfully sequenced for a satisfying, logical progression. And if you ever get stumped or want to double-check your logic, full solutions are included at the back. It’s the complete package: everything you need for a smooth, frustration-free solving experience.

Sample interior pages from the Braineo Sudoku Skill Builder series showing four Sudoku puzzles per spread. — Inside look: Each book features clean, easy-to-read puzzle grids for a frustration-free solving experience.

Sample solutions pages from the Braineo Sudoku Skill Builder series, displaying solved Sudoku grids. — Solutions included: Every puzzle has a complete solution at the back so you can check your progress with confidence.

The Perfect Gift and Travel Companion

Sudoku has universal appeal. These books make a brilliant gift for puzzle lovers, curious minds, or anyone who enjoys a mindful break from screens. Each volume is sized to slip easily into a backpack, tote, or carry-on, making it a smart travel companion for long flights, train rides, or lazy afternoons at the beach.

From kids to grandparents, the Skill Builder Series is designed for all ages and skill levels. Give one as a thoughtful birthday surprise, tuck a few into a holiday stocking, or keep a stack handy for family game nights. Wherever you go, a Braineo Sudoku book brings instant entertainment, a sense of accomplishment, and a welcome challenge.

FAQ

The series includes four volumes: Very Easy, Easy, Normal, and Hard. This range is perfect for absolute beginners, experienced puzzlers, and everyone in between.
Yes, each book contains full solutions at the back. You can check your answers or get unstuck at any point.
The books are designed for all ages, making them great for kids, teens, adults, and seniors who want a fun, screen-free challenge.
Each book measures 6x9 inches, making them easy to slip into your bag for travel, school, or coffee breaks.
All volumes are available on Amazon. You can access each volume through the following links: Volume 01 | Volume 02 | Volume 03 | Volume 04