Are you ready to test your brainpower in our optical illusion code breaker?
Optical illusions have a special way of confusing the brain, making it see things that aren’t there or misinterpreting the things that are. These brain teasers will challenge your perception, creativity, and problem-solving skills.
Take a look and remember they get progressively harder, can you crack the code and join the elite sub 2% who can solve all four?
Optical Illusion 1:
Look closely. Can you find the camouflaged number in this colorful blur? Only those with exceptional vision can spot the 5-digit code that’s hidden in plain sight.
Optical Illusion 2:
This rainbow pattern isn’t just a mesmerizing design. Somewhere in the curves, a sequence of numbers is hiding. Can you spot it without getting hypnotized?
Optical Illusion 3:
This seemingly endless whirlwind of color conceals a code that is just waiting to be deciphered deep inside the spiral.
Concentrate! Do you see the code yet?
Optical Illusion 4:
It’s easy to ignore the problem when you’re drawn in by the swirling shapes. But if you can maintain focus, a string of numbers will begin to appear.
How did you do?
Don’t worry if you’re feeling stuck! These are supposed to be challenging illusions. Need some help?
Scroll down to see the answers and discover how your eyes deceived your brain.
Advertiser Disclosure: When you use WhichBingo, there are never any hidden fees or costs. To help fund our work we may earn a referral commission if you create an account via our site. This commission never impacts the impartiality of our reviews and ratings.
Disclaimer: 18+ New Customers. Opt in. Deposit & play £10 in any Bingo Room within 7 days. Get £60 on Bingo. Advertised £60 Bingo based on 10p tickets. Rewards expire after 7 days. T&Cs apply. [GambleAware.org|http://GambleAware.org] | Please gamble responsibly. Full T&Cs Apply.
18+ New players only. Min deposit £10 and £10 stake on slot games required. 100 Free Spins on Big Bass Bonanza credited automatically. Free Spins value: £0.10 each. Free Spins expire 48 hours after crediting. No wagering on Free Spins; winnings paid as cash. Full T&C’s apply.
1st deposit only. Stake £10 on bingo for £40 bingo bonus (£30 online & 2 x £5 Club vouchers). 4x wagering requirements on online bingo bonus. Full T&Cs apply.
New players. Dep (exc. PayPal&Paysafe) & spend £10 on select slots for bonus & spins or in select bingo rooms for bingo bonus. Wagering, max wins & individual promo. T&Cs apply. Full T&Cs Apply.
18+. New customers only. From 10.12.24. Deposit & spend £10 within 7 days of registering and get a £60 Bingo Bonus (4x wagering). Claim & use within 7 days. Restrictions and T&Cs apply.Please gamble responsibly. gambleaware.org #AD
18+ New players only. Min deposit £10 and £10 stake on slot games required. 100 Free Spins on Big Bass Splash credited automatically. Free Spins value: £0.10 each. Free Spins expire 48 hours after crediting. No wagering on Free Spins; winnings paid as cash. Full T&C’s apply.
Required Significant Terms:* New members only, must opt in. Min £10 deposit & wager within 30 days from registration. Advertised ticket value based on £1 tickets. Game availability & restrictions apply. 18+ GambleAware.org #AD
New players. Dep (exc. PayPal & Paysafe) & spend min £10 on a selected slot for spins or in Main Event Bingo for bonus. Wagering & max wins apply. Individual promo T&C’s apply. Full T&Cs Apply.
New players. Dep (exc. PayPal & Paysafe) & spend min £10 on a selected slot for spins or in Main Event Bingo for bonus. Wagering & max wins apply. Individual promo T&Cs Apply. Full T&Cs Apply.
Answers:
Optical Illusion 1:
The hidden number is 38441. It’s carefully camouflaged within the gradient of colors.
Optical Illusion 2:
The number you are looking for is 65452. Did you manage to spot it amidst the wave-like pattern?
Optical Illusion 3:
Hidden deep in the spiral is the number 78255. It’s easy to get lost in the spiral, but the number is there!
Optical Illusion 4:
The swirling shapes may have been distracting, but the number 67834 is hidden among them.
A bingo player in Glasgow has won £50,000 at Mecca Bingo Glasgow Forge after hitting the National Bingo Game jackpot. The winner (who has asked to remain anonymous) is a long-standing regular at the Duke Street Mecca club, playing there with their family since it opened 30 years ago. They called house within the first 16 numbers called, triggering the top £50,000 prize. The Win As It Happened Sharon Kennedy,…
Dancing robots, drag queens, Aussie bogans, and more – the UK’s best party bingo events are a night out like you’ve never had before. And you can pick your absolute favourite by voting in the WhichBingo Awards 2026 Pre-Show categories. There are only a few days left but you can have your say on the UK’s Best Party Bingo Event. It’s an incredibly stacked batch of nominees: Dabbers Bingo The…
You, the public have spoken. Over 480,000 votes cast across the main categories… and now it’s our turn. While the player vote decides the 12 winners in the Main categories, like Best Bingo Site and Best Slot Game, plus the 5 Pre-Show categories like Best Bingo Caller, there are a handful of categories at the WhichBingo Awards 2026 that an expert judging panel decides. These are the 4 Editors’ Choice…
What do a TikTok star, Love Island winner, comedian, and a rapper who has performed at the Royal Albert Hall – all have in common? Well, in 2025/26 they all brought the public spotlight to our favourite pastime; bingo! So we are giving you the chance to recognise their efforts by voting for the UK’s Best Bingo Personality in the WhichBingo Awards Pre Show (voting opens on April 7). Here are…
From the X-Files, to baffling Norwegian novelty songs, there’s something about foxes, isn’t there? They’ve been capturing our imaginations for centuries; they’re sly, stylish, a little bit cheeky. Let’s take a loving look at the fox’s greatest cultural hits. What Does the Fox Say? – Nobody Asked, But Here We Are In 2013, Norwegian duo Ylvis asked a question nobody had considered and promptly broke the internet, racking up more…
Have you noticed UK casino bonuses looking a bit different in 2026? A major tax just came into effect that we expect will impact the bonuses you get at UK casino sites. But there is some good news for bingo players. We unpack what this all means for UK casino and bingo players. So What’s Actually Changed? The government has significantly increased the Remote Gaming Duty with the aim of…
You see it: Los Vegas? You read it again. Los? Not Las? Nope, it’s not a typo. Los Vegas is a new casino site in the UK and as they say on their website; ‘Wrong Spelling, Right Attitude’. And at WhichBingo we’re big fans of a site that can have a bit of fun. So Why “Los”? First, we need to give you a quick Spanish and history lesson. In…
If you’re going to do poker in London, you may as well do it properly. That’s exactly what father-and-son entrepreneurs Jimmy and Simon Thomas have done at the Hippodrome Casino, managing to transform one of the capital’s most iconic buildings into a poker destination that rivals anything in the UK. Right in the heart of Leicester Square, this isn’t a single table hidden behind rows of slot machines. It’s a beautifully restored,…
It’s time to decide the best slot games of 2026. The race for the WhichBingo Awards 2026 is officially on, and the Best Slot Game category is more competitive than ever. Now in its fourth year, this award is a true player favourite. The question is; will 2026’s best slot be a new release, a cult classic, or a franchise darling? Here are the nominees for Best Slot Game 2026…
Grab your dabbers bingo fans, the WhichBingo Awards 2026 are officially on the horizon. Now in our 13th year, the WhichBingo Awards are all about recognising the sites, games, venues, and people that players love. Winners are chosen through a mix of player votes, editorial insight, and expert opinion. From the bingo sites you keep coming back to, to the chat teams that make every session more fun, this is your chance to have your…
Your chances of walking away with real cash from a casino bonus are set to improve significantly. New UK regulations are putting an end to unfairly high wagering requirements. From 19th January all casino sites must adhere to a 10x maximum wagering cap on bonus offers, following a landmark ruling by the Gambling Commission. Editor’s Note: Though your ability to convert bonus into real cash is improving, gambling is still…
Every December, game studios unwrap their festive releases. Cue games with Santa and jingling soundtracks. We’ve tested the newest and most popular Christmas slot games, checked the small print, and brought together the ones that genuinely stand out. In true WhichBingo style, here’s your honest guide to the best Christmas slot games 2025. What they do well, who they suit, and where to play them safely. The 6 Best Christmas Slot…
You, the public have spoken. Over 480,000 votes cast across the main categories… and now it’s our turn. While the player vote decides the 12 winners in the Main categories, like Best Bingo Site and Best Slot Game, plus the 5 Pre-Show categories like Best Bingo Caller, there are a handful of categories at the WhichBingo Awards 2026 that an expert judging panel decides. These are the 4 Editors’ Choice…
Have you noticed UK casino bonuses looking a bit different in 2026? A major tax just came into effect that we expect will impact the bonuses you get at UK casino sites. But there is some good news for bingo players. We unpack what this all means for UK casino and bingo players. So What’s Actually Changed? The government has significantly increased the Remote Gaming Duty with the aim of…
Your chances of walking away with real cash from a casino bonus are set to improve significantly. New UK regulations are putting an end to unfairly high wagering requirements. From 19th January all casino sites must adhere to a 10x maximum wagering cap on bonus offers, following a landmark ruling by the Gambling Commission. Editor’s Note: Though your ability to convert bonus into real cash is improving, gambling is still…
Kenny Rogers was right. “If you’re gonna play the game, you gotta learn to play it right”. It’s Safer Gambling Week so we’re taking you back to school to teach you how your brain tricks you when you gamble – and what you can do to play smarter (and safer). 3. The Gambler’s fallacy Perhaps one of the best known terms in gambling. The gambler’s fallacy is the mistaken belief…
Anthony Quinlan, best known as Gilly Roach in Hollyoaks and Pete Barton in Emmerdale, spoke exclusively to WhichBingo, home of the best bingo sites. With a new baby having just arrived, a BBC role just landed, and a supplement business going through a major rebrand, Anthony opened up about life after long-running soaps, why he said no to Big Brother, and how he finally stopped calling himself a Z-list actor….
From the X-Files, to baffling Norwegian novelty songs, there’s something about foxes, isn’t there? They’ve been capturing our imaginations for centuries; they’re sly, stylish, a little bit cheeky. Let’s take a loving look at the fox’s greatest cultural hits. What Does the Fox Say? – Nobody Asked, But Here We Are In 2013, Norwegian duo Ylvis asked a question nobody had considered and promptly broke the internet, racking up more…
We sat down with Sherrie Hewson, actress, comedian, one of the original Loose Women panelists and a beloved face of British television for over five decades to talk about Benidorm’s enduring appeal, what the early days of Loose Women were really like, why she feels sad for where the show is now, and the road trip series she thinks she and Amanda Barry could make brilliantly. The Fan Who Had…
Beverley Callard, best known as the inimitable Liz McDonald in Coronation Street, fresh from her second stint on I’m a Celebrity… Get Me Out of Here! spoke exclusively to WhichBingo, the home of the best bingo sites. She discussed the ongoing David Haye feud in the latest series of I’m A Celebrity All Stars, her move to Dublin to join Fair City, and the fitness DVD that knocked Al Pacino off…
by
Shaun Frackleton
7min
Updated November 6, 2024
Killian Morris
Entertainment & Social Media Specialist
“Social Sharpshooter” is a name that reflects Killian Morris’s ability to blend strategic PR, social media savvy, and a deep understanding of the iGaming landscape. With nearly a decade of experience, including roles at industry giants like Paddy Power Betfair and Gambling.com, Killian has honed his craft in building successful campaigns that connect brands with their audiences on a global scale.
2min 
Reader comments