160,000+ Books, Games & Puzzles in-stock 🇳🇿 

Happy Halloween! Join us this weekend for some spooky fun and sweet treats! 🎃

Secret Genius Challenge Book

Train and Test Your IQ in 28 Days
By Dr Gareth Moore
0.0 (0 reviews)
Brief Description
Are you a secret genius? Test and reveal your IQ with this 28-day brain training programme. Most people think IQ is fixed. This book shows that your score might not change overnight, but your performance can improve in as little as 15 minutes a day. Bestselling... Read More
Format: Paperback / softback
$2799
Pre-order
Releases 31st December 2026 (Approx. Date) Pre-order  "Secret Genius Challenge Book" now to secure your copy from our first shipment

Found a better price? Request a price match

28 days, 15 minutes a day. A timed brain-training programme to boost your grey matter and test your IQ, by bestselling puzzle author Dr Gareth Moore. Perfect for fans of Channel Four’s Secret Genius.

A progressive puzzle programme designed to sharpen your brain, stretch your logic and reveal how smart you really are.

Book Hero Magic formatted this description to make it easier to read. While it's new and still learning, it may not be perfect - your feedback is welcome! Description

Are you a secret genius? Test and reveal your IQ with this 28-day brain training programme.

Most people think IQ is fixed. This book shows that your score might not change overnight, but your performance can improve in as little as 15 minutes a day. Bestselling puzzle author Dr Gareth Moore will guide you through a four-week challenge, designed to train your grey matter and reveal your hidden intelligence across the five pillars of IQ testing, improving pattern recognition, logic, working memory, and speed.

Featuring over 150 timed puzzles and short daily sessions, this structured puzzle programme will take you through four specially designed weeks of brain training. Starting with warm-ups and confidence-building puzzles, you'll progress to skill-building and multi-step thinking. By week four, your intelligence will be put to the ultimate test to see if you have what it takes to be a genius. This 28-day brain training programme will strengthen pattern recognition skills, improve thinking, and boost intelligence.

These daily timed logic puzzles provide a structured brain workout plan that is perfect for commuters, busy parents, or anyone interested in stimulating their brain without devoting hours. With a weekly check-in to track your progress, and puzzles gradually increasing in difficulty each week, this is the ultimate brain-boosting programme to train and reveal your IQ.

Also available:
Train Your Brain in 4 Weeks (9781789296877)
5-Minute Brain Workout for Longevity (9781789298215)

Book Details

INFORMATION

ISBN: 9781807710224

Publisher: Michael O'Mara Books Ltd

Format: Paperback / softback

Date Published: 11 February 2027

Country: United Kingdom

Imprint: Michael O'Mara Books Ltd

Illustration: B&W puzzles throughout

Audience: General / adult

DIMENSIONS

Spine width: 15.0mm

Width: 153.0mm

Height: 234.0mm

Weight: 270g

Pages: 192

Collections

Dr Gareth Moore Fiction Humour Mindset & Self Help New Year, New You Personal Development Philosophy & Psychology Pre-order Books Pre-orders Pre-orders by Release Date Self-Help & Personal Development

About the Author

Dr Gareth Moore (B.Sc (Hons) M.Phil Ph.D) is the internationally bestselling author of a wide range of brain-training and puzzle books for both children and adults, including Anti-stress Puzzles, Ultimate Dot to Dot, Brain Games for Clever Kids®, Lateral Logic, Extreme Mazes and The Ordnance Survey Puzzle Book. His books are available in over 40 countries, with worldwide sales of over 5 million copies. He is also the creator of online brain-training site BrainedUp.com and runs the daily puzzle site PuzzleMix.com.

Also by Dr Gareth Moore

View all
  • Spydle
    An addictive and exciting puzzle book based on 500 years of British espionage history, drawn direct from the catalogues of The National Archives. After Murdle comes Spydle... Following last year's bestselling phenomenon, The National Archives and Britain's leading puzzle master, Dr Gareth Moore, have teamed up to produce a brand new puzzle book, Spydle, which promises to perplex and excite...
    By The National Archives and Dr Gareth Moore and Laura Jayne Ayres
    Paperback
    $4000
    Available
    Ships in 4-6 weeks
  • Puzzle Adventure Stories: The Mysterious Woods
    Join Ned, Ruby, and Mungo the dog in the Mysterious Wood for a code-cracking, maze-solving, clue-finding dragon adventure... Each puzzle is tied to the plot, so children can get really involved in the fun and action-packed story that runs throughout the book. Develops problem-solving skills and guarantees lots of puzzling fun for kids aged 7 and up.
    By Dr Gareth Moore
    Paperback
    $1299
    In Stock
    Ships Monday
  • The Murder Mystery Club Puzzle Book: Murder in the Village
    One crime to solve. Over 70 killer conundrums to piece together the clues. A classic murder mystery game in a puzzle book. The first book in the brand-new Murder Mystery Club Puzzle Book series. Welcome to the Puzzle Murder Mystery Club: a puzzle book like no other. Dust off your deerstalker and get your pens at the ready as you...
    By Gareth Moore and Laura Jayne Ayres and Dr Gareth Moore
    Paperback
    $2999
    (1)
    In Stock
    Ships Monday
  • Rubik's Children's Brainteasers
    Beaten the Rubik's Cube and ready for your next challenge? Test your wits against 60 mind-bending logic problems set by puzzle experts, including Sudoku, Hanjie, mazes, and pattern-matching. Train your brain and take up Rubik's next challenge!
    By Dr. Gareth Moore
    Paperback
    $1799
    Available
    Ships in 4-6 weeks
  • The Penguin Book of Puzzles
    A delightfully perplexing collection of challenges from throughout history, featuring some of the greatest-ever puzzle masters. From the riddles of the ancients to puzzles that perplex the greatest minds of today, The Penguin Book of Puzzles is a glorious compendium of conundrums from throughout history, together for the first time in one collection. These challenges will require all the reader's...
    By Dr Gareth Moore
    Paperback
    $3500
    In Stock
    Ships Monday
  • Purrdle
    The cats are back in town! Following the international success of Meowdle comes Purrdle: 75 feline crime pawzzles with more grit and even sharper claws. This book is packed with a variety of engaging brainteasers, each inspired by the playful antics and cleverness of our beloved feline friends. Perfect for fans of Meowdle, cat lovers, and puzzle enthusiasts alike, this...
    By Dr. Gareth Moore and Laura Jayne Ayres
    Paperback
    $2799
    In Stock
    Ships Monday
  • Woofdle
    Uncover hidden bones and sniff out the criminals of the pack. Step into Woofdle, a collection of 75 thrilling crime puzzles that will test your wit and keep you on your toes. Each puzzle features clever canine characters as they work to solve mysteries, wagging tails and all. Perfect for fans of Meowdle, dog lovers, and puzzle enthusiasts alike, Woofdle...
    By Dr. Gareth Moore and Laura Jayne Ayres
    Paperback
    $2799
    Available
    Ships in 4-6 weeks
  • The Official Agatha Christie After School Detectives Club
    With fifty mystery puzzles for budding detectives! From a crisis on a cruise ship to a country house poisoning and a treacherous train journey, there's something perilously exciting for every budding detective to solve! The Official Agatha Christie After School Detectives Club is created in collaboration with the official Agatha Christie estate. Bringing the thrilling and mysterious world of Agatha...
    By Laura Jayne Ayres and Dr Gareth Moore
    Paperback
    $2999
    In Stock
    Ships Monday
  • The Murder Mystery Club Puzzle Book: A Front-page Crime
    One crime to solve. Over 70 killer conundrums to piece together the clues. A classic murder mystery game in a puzzle book. The third book in the Murder Mystery Club Puzzle Book series. Rosa Martinez and the Murder Mystery Puzzle Club are back with another case to crack and over 70 killer conundrums to solve. The nights are drawing in...
    By Gareth Moore and Laura Jayne Ayres and Dr Gareth Moore
    Paperback
    $2300
    Elsewhere:
    $2599
    (1)
    Backorder
    Ships mid November
  • RSPB Garden Birdwatcher's Puzzle Book
    Put your birdwatching expertise to the test and learn more about the birds in your garden with this new puzzle book from the RSPB! Do you know what the smallest bird in your garden is? And whose birdsong sounds like 'tea-cher, tea-cher, tea-cher'? Or what a gathering of nesting birds is called? Packed with questions, word games, and bamboozling brainteasers,...
    By Dr Gareth Moore and Dominic Couzens and RSPB
    Paperback
    $5000
    Available
    Ships in 4-6 weeks
  • Mindfulness Crosswords
    Lose yourself in a puzzle and make space for some me-time with these mindful crosswords. Put your worries to one side and inhabit the moment, all while giving your brain a gentle workout. Explore the benefits of engaging in mindful activities with Mindfulness Crosswords by Gareth Moore, Dr Gareth Moore, designed to help you unwind and focus.
    By Gareth Moore and Dr Gareth Moore
    Paperback
    $1699
    In Stock
    Ships Monday
  • Cute and Cosy Crime Puzzle Book
    Put on your fluffiest slippers, get comfy with a hot chocolate and prepare to crack 25 adorably devious cases in this delightfully cosy crime puzzle book. Calling all puzzle detectives… step into a world of sleepy villages, cute characters and suspicious goings-on. From missing heirlooms to sabotaged flowerbeds and curious knitwear thefts, each case is packed with charming settings and...
    By Dr Gareth Moore and Laura Jayne Ayres
    Paperback
    $2799
    Available
    Ships in 4-6 weeks

More from Humour

View all
  • Me vs Brain
    The hilarious book from TikTok and Insta sensation, Hayley Morris Brain - No one's going to buy your book Me - But it's good! My editor says so! Brain - Well she would, wouldn't she... Btw, didn't you leave your hair straighteners on? Me - I can't get into this now, I've got a book description to write Hello! Hayley...
    By Hayley Morris
    Paperback
    $2600
    Elsewhere:
    $3000
    In Stock
    Ships Monday
  • What A Way To Go
    The Million Copy #1 Bestselling Author of How to Kill Your Family is back with the new book of the moment. Featured in Vogue, Cosmopolitan, Sunday Times Style, You Magazine… 'Super-sharp, lethally witty' - NIGELLA LAWSON 'Delicious' - JOJO MOYES 'Very funny… I inhaled it' - JOE LYCETT ‘Taut, pacy, seamless… a huge pleasure to read’ - MARIAN KEYES ‘I...
    By Bella Mackie
    Paperback
    $3699
    In Stock
    Ships Monday
  • New Release
    The Killer Isn't Alice
    46,600 SUSPECTS. 18 CLUES. 1 KILLER. CAN YOU SOLVE THE CRIME? Test your detective skills in the addictive murder mystery puzzle book sensation - newly revised and expanded. Now with updated graphics, a brand-new culprit, and a never-before-seen, thrilling bonus puzzle. Alice Starling is missing. In her apartment, the police find three things: A DEAD BODY A CRYPTIC NOTE A...
    By Iris Starling
    Paperback
    $3299
    Elsewhere:
    $4000
    In Stock
    Ships Monday
  • Murdoku
    Place the suspects, reveal the killer! An innovative puzzle book that incorporates murder mysteries with sudoku-like logic. An addictive mix of cosy crime and colourful grid logic puzzles. These visually appealing, addictive puzzles drop solvers into immersive mini murder mysteries, combining the elegant simplicity of games like sudoku with the storytelling of classic logic problems. But Murdoku introduces its own...
    By M. Garand
    Paperback
    $3899
    Elsewhere:
    $4000
    In Stock
    Ships Monday
  • New Release
    The Correspondent
    84 Charing Cross Road meets A Man Called Ove in this Radio 2 Book Club pick—a heartwarming, witty story about the life of an extraordinary woman, told through her letters. In her letters to family and friends, we come to know the life of Sybil Van Antwerp—stubborn, cantankerous, opinionated, always steadfast in her belief in the power of the written...
    By Virginia Evans
    Paperback
    $2199
    Elsewhere:
    $2800
    In Stock
    Ships Monday
  • Murdoku Volume 2: Back In Time
    Murdoku Volume 2: Back In Time
    Sudoku meets murder mystery in a time-travelling puzzle adventure, with 80 full-colour immersive cases spanning some of history's most thrilling eras. Unravel crimes across time in Murdoku Volume 2: Back in Time, where sudoku-style logic meets gripping murder mysteries. Each full-colour puzzle drops you into a vivid crime scene, challenging you to use the visual and verbal clues provided to...
    By M. Garand
    Paperback
    $3299
    Elsewhere:
    $4000
    (1)
    In Stock
    Ships Monday
  • Dylan's Pick Dylan's Pick
    Fruit Fly
    It’s not her story to tell. Or is it?Anyone can write a bestseller. Here’s how:GO GAYIt’s been seven years since Mallory shot to fame as a literary sensation. But after years of struggling with writer’s block, she’s desperate to resurrect her career before it spirals into obscurity. She needs inspiration to strike – and fast.GO SADEnter Leo: a young struggling...
    By Josh Silver
    Paperback
    $3299
    Elsewhere:
    $3699
    (3)
    In Stock
    Ships Monday
  • The Gate of the Feral Gods
    The fourth book in the explosive LitRPG Dungeon Crawler Carl series New Achievement! Total, Utter Failure.You failed a quest less than five minutes after you received it. Now that's talent. Surviving in a multilevel dungeon that also happens to be the set of the galaxy's most watched game show has taught Coast Guard vet Carl and his ex-girlfriend's cat, Princess...
    By Matt Dinniman
    Hardback
    $6000
    (2)
    In Stock
    Ships Monday
  • Kitchen Confidential
    The classic bestseller from the star of Parts Unknown and No Reservations: 25th Anniversary edition, with a new introduction by Irvine Welsh. BEFORE THERE WAS THE BEAR, THERE WAS BOURDAIN. ‘Elizabeth David written by Quentin Tarantino’ — A.A. Gill ‘Fantastic: as lip-smackingly seductive as a bowl of fat chips and pungent aioli’ — Daily Telegraph After twenty-five years of sex,...
    By Anthony Bourdain
    Paperback
    $2500
    Elsewhere:
    $2799
    (2)
    In Stock
    Ships Monday
  • New Release
    Shirl's Pick Shirl's Pick
    Peck & Peck
    THE NUMBER ONE BESTSELLING AUTHOR OF GLOBAL SENSATION LESSONS IN CHEMISTRY RETURNS . . .   Peck & Peck tells the irresistible story of a young man whose life turns upside down when he is hired by the most prestigious, secretive and dysfunctional poetry journal in the world: the renowned Peck & Peck. Batter Gray is worried about his future....
    By Bonnie Garmus
    Paperback
    $3199
    Elsewhere:
    $3799
    (1)
    In Stock
    Ships Monday
  • Minute Cryptic
    Welcome to your brand-new wordplay obsession. From the creators of the hugely popular online puzzle platform, Minute Cryptic, comes this step-by-step guide to solving cryptic crosswords. With over 160 different clues for you to solve, each chapter takes you through a different wordplay concept essential for unlocking cryptic crossword clues. As you complete the book, you'll build your skills and...
    By Angas Tiernan
    Paperback
    $2799
    Elsewhere:
    $3600
    (2)
    In Stock
    Ships Monday
  • How to Kill a Guy in Ten Dates
    How to Kill a Guy in Ten Dates
    A hilarious, swoony and downright terrifying horror romance in which a cinephile gets caught in the middle of a murder spree at a speed-dating event and must use her encyclopedic knowledge of the rom-com and horror genres to make it as a real-life Final Girl. When cinephile Jamie Prescott attends a speed-dating event, she expects to meet some mediocre men...
    By Shailee Thompson
    Paperback
    $3199
    Elsewhere:
    $3999
    (2)
    In Stock
    Ships Monday

Why buy from us?

Book Hero is not a chain store or big box retailer. We're an independent 100% NZ-owned business on a mission to help more Kiwis rediscover a love of books and reading!

Service & Delivery

Service & Delivery

Our warehouse in Auckland holds over 160,000 books, toys, board games and puzzles in-stock so you're not waiting for your order to arrive from overseas.

Auckland Bookstore

Auckland Bookstore

We're primarily an online store, but for your convenience you can pick up your order for free from our bookstore, which is right next door to our warehouse in Hobsonville.

Our Gifting Service

Our Gifting Service

Books make wonderful thoughtful gifts and we're here to help with gift-wrapping and cards. We can even send your gift directly to your loved one.

The Latest at Book Hero

View all