Intellect PlusCards starting with C
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Can you solve the hardest logic puzzle ever created?Imagine crash-landing on an ancient planet where your survival depends on outsmarting three alien overlords. This video explores a legendary logic riddle that tests the limits of …
Can you solve the most difficult problem on the Putnam exam?Explore the elegant mathematical solution to a notoriously challenging problem from the 1992 Putnam competition. This video breaks down a complex challenge that tests the very lim…
Can you solve the mystery of the face-down card game puzzle?Matt Parker presents a mathematical challenge involving a face-down card game. This video explores the logic behind the puzzle, offering a look at the mechanics that make it a com…
Can you solve the mystery of the vanishing League of Red-Headed Men?Join Sherlock Holmes as he investigates the sudden disappearance of a mysterious organization. This interactive adaptation invites you to step into the shoes of the famous detecti…
Can you solve the mystery of these six pentagon edge-colourings?Matt Parker explores the mathematical challenge of edge-colouring a dodecahedron. This video serves as a guide for those interested in the graph theory behind these shapes and inv…
Can you solve the Oxford Mathematics Admissions Test in under ten minutes?James Munro, an admissions expert at Oxford Mathematics, breaks down the 2019 Mathematics Admissions Test. This video condenses the full 150-minute exam into a concise ten-minute …
Can you solve the physics of saving Earth from a killer asteroid impact?You are humanity's last hope against an incoming asteroid. To deflect it, you must master the physics of a state-of-the-art pulsed fusion rocket engine. With an exhaust velocity o…
Can you solve the physics puzzle of two balls trapped inside a metal can?Matt Parker and Cambridge engineer Hugh Hunt investigate a curious mechanical problem involving two balls confined within a container. This video explores the underlying physics a…
Can you solve the riddle that saves a band from losing their instruments?A band's instruments are constantly being misplaced during their tour, driving their manager to distraction. This video explores a brain-numbing riddle that offers a potential sol…
Can you solve the viral rug puzzle that has everyone counting triangles?This video explores a geometric puzzle involving a rug grid that sparked significant online discussion. By breaking down the visual complexity of the pattern, it invites viewers t…
Can you solve these four physics riddles about rotation and motion?Test your intuition with four classic physics puzzles involving rotation, speed, and motion. Veritasium explores these counterintuitive scenarios, which range from the movement of…
Can you solve these nine logic-defying paradoxes?Explore a collection of irresolvable thought experiments and visual tricks that challenge our fundamental understanding of reality, from ancient puzzles to mathematical enigmas.
Can you solve this ancient mathematical puzzle involving 100 loaves?In this Stand-up Maths challenge, Matt Parker presents a complex problem of arithmetic progression. Test your logic by attempting to divide 100 loaves among five men according to …
Can you solve this constrained guessing game where three consecutive clues mean instant defeat?Matt Parker explores a variation of the classic Guess My Number puzzle. In this version, receiving the same feedback three times in a row results in an automatic loss, forcing pla…- Can you solve this recreational nuclear physics challenge about quantum tunneling and radioactive elements?Host Matt O'Dowd presents a challenge in nuclear physics, inviting viewers to engage with complex concepts like quantum tunneling and the properties of polonium, the most radioact…
Can you solve this riddle to escape a dystopian coliseum?In a dystopian world where your resistance group has been captured, survival depends on your intellect. This video presents a deadly passcode riddle that tests your ability to esc…
Can you solve your way out of a mysterious cell?In the first episode of the animated series Think Like A Coder, a girl named Ethic and her robot companion, Hedge, must navigate programming puzzles to escape their confinement.
Can you spell your way out of a dunce cap?In this Australian comedy panel show, the goal isn't just to spell words correctly—it is to survive rounds designed to befuddle, bamboozle, and bedazzle. From spelling the names o…
Can you spin the table? A mathematical challenge from Matt ParkerMatt Parker, a stand-up mathematician, presents a challenge exploring whether a table can be spun. This video is designed for those looking for mathematical engagement, whether by…
Can you spot a lie? The science behind the hit drama Lie to MeInspired by the real-world research of psychologist Paul Ekman, the television series Lie to Me follows Dr. Cal Lightman as he uses microexpressions and body language to solve cri…- Can you spot a spy in a sea of desperate immigrants at the border?In this simulation of a dystopian border checkpoint, you play an immigration inspector for the communist state of Arstotzka. You must process travelers from Kolechia while identif…
- Can you spot the deception in this high-stakes game of social deduction?In a luxurious manor, a small group of players holds a deadly secret. They are the Traitors, and their mission is to eliminate the Faithful one by one. It is a psychological battl…
Can you spot the error in a function's symmetry?This video challenges you to audit another student's work on algebraic symmetry. You will evaluate whether a function is even, odd, or neither, identifying specific mistakes in th…
Can you spot the error in this trigonometric pattern?Using a tool called the Trigonometry Tracer, this video invites you to scrutinize a specific pattern for memorising sine values. It is a mathematical challenge designed to test yo…- Can you spot the hidden details in this collaborative Rubik's Cube video?Over 150 contributors helped create this Numberphile video, which serves as a visual scavenger hunt. Viewers are challenged to identify specific scenes, including unique locations…
Can you spot the mistake in these calculus calculations?In this lesson, instructor Sal analyzes two student attempts to differentiate linear functions, testing your ability to identify errors in basic derivative rules.
Can you spot the mistake in these calculus derivative problems?This video features Bill Scott, a teacher at Phillips Academy, as he reviews student work to identify common errors in differentiating functions. It serves as a practical exercise…
Can you spot the saboteur in a room full of strangers?In the reality game show The Traitors, social deduction meets high-stakes tension. A small group of secret saboteurs must eliminate their companions to claim a grand prize, while …
Can you spot the subtle habits that reveal a person's military background?Military service often leaves an indelible mark on daily life. This video explores the common, ingrained behaviors that persist long after a soldier returns to civilian society, r…
Can you steal a beach? How sand heists expose the fragility of public propertyThis episode explores how small island economies manage land and resources without traditional ownership. From a Caribbean island operating on communal land rights to a bizarre ca…
Can you steal a Node of Power without being detected?Follow Ethic and her robot companion, Hedge, as they navigate a high-stakes heist to retrieve a vital artifact. This narrative adventure uses programming puzzles to illustrate com…
Can you stomach the overpowering scent of fermented shark?In Iceland, Hákarl is a traditional delicacy made from putrified shark. This video follows a tasting of the dish, where the intense smell of ammonia proves difficult to ignore.
Can you stop an alien-made black hole from destroying the Earth?Aliens are threatening humanity by constructing a kugelblitz directly beneath our feet. Using principles of astrophysics and Penrose diagrams, you must decide between deploying a …
Can you successfully balance university studies with the demands of work and family life?Juggling academic pursuits alongside professional and domestic responsibilities creates significant pressure for many students. Navigating these competing priorities requires more…
Can you successfully parody a director who is already in on the joke?Mel Brooks faced a unique challenge when crafting his 1977 film High Anxiety. By spoofing the suspenseful masterpieces of Alfred Hitchcock, he risked mimicking a filmmaker whose o…
Can you successfully remove a wall that holds up your house?Watch as the This Old House team assists builder Deliandro Dias in a West Roxbury renovation, demonstrating the precise installation of beams required to replace a load bearing wa…- Can you sue for emotional pain when no physical harm has occurred?For centuries, the law refused to compensate victims for emotional suffering unless they also sustained a physical injury. Today, the tort of intentional infliction of emotional d…
Can you sue your government for failing to protect the environment?A global legal movement is challenging climate inaction by framing environmental health as a fundamental human right. Shannon Odell explores how young plaintiffs are using the cou…
Can you sum fewer than k powers to equal another kth power?In 1778, Leonhard Euler proposed a bold generalization of Fermat's Last Theorem. He conjectured that to represent a number as a sum of kth powers, you need at least k terms. For t…
Can you survive a 20-minute mission on the surface of Mars?This video provides a comprehensive look at Starlite: Astronaut Rescue, a short educational game set on Mars. It serves as a precursor to a much larger, more ambitious MMO project…
Can you survive a full year eating only what you grow?In 2019, Sonia embarked on a radical nutritional experiment: a 100% garden-based diet. It was a feat of endurance that tested the limits of self-sufficiency, proving that while a …
Can you survive a Space Shuttle abort without a manual?This video follows a high-stakes attempt to execute a Return To Launch Site abort using the Orbiter 2016 simulator. Without the aid of official checklists, the mission tests wheth…
Can you survive asteroid fields and pirate waves in Space Run?This video explores Space Run, a unique blend of spaceship piloting and tower defense. Follow a struggling pilot as he navigates hazardous cargo runs through dangerous space envir…
Can you survive fifteen years shipwrecked on a remote island?Geography Now explores the survival story of a castaway on a small island. This video examines the reality of isolation and the extreme conditions required to endure such a long-t…
Can you survive the riddle of the evil wizard MoldeVort?In this TED-Ed lesson, Dan Finkel presents a high-stakes logic puzzle. You must find a way to keep the wizard MoldeVort trapped long enough for your friends to arrive and stop him.
Can you sustain a thriving career and a successful marriage simultaneously?Many professionals fear that professional ambition and personal intimacy are on a zero-sum collision course. However, experts suggest it is possible to pursue individual aspiratio…
Can you take the derivative of a function? Meet the calculus of variations.In standard calculus, you derive numbers. In the calculus of variations, you derive functions. This MIT lecture explains how functionals map functions to numbers, allowing us to t…
Can you taste the atmosphere of a prehistoric world?Artist Emily Parsons-Lord transforms the invisible atmosphere into a tangible medium. This talk explores how recreating the air of different geological eras can help us visualize …
Can you taste words or hear colors? The surprising reality of synesthesia explained.Synesthesia is a fascinating neurological phenomenon where one sense triggers an automatic, involuntary experience in another. For some, hearing music might manifest as vibrant co…
Can you taste words or see music? The science of synaesthesia explained.Cognitive psychologist Mary Jane Spiller explores synaesthesia, a condition where senses blend unexpectedly. This talk examines how our brain processes perception, memory, and att…- Can you teach someone how to have a breakthrough in mathematical discovery?George Pólya, a titan of 20th-century mathematics, believed that the art of problem-solving could be systematized. Beyond his rigorous contributions to analysis and combinatorics,…
Can you tell the difference between an hourly wage and a yearly salary?Join Brant and Lisette in this episode of 'Real Life Money Puzzles,' a financial literacy game show designed to test your ability to compare different types of employment income.
Can you tell the difference between real meat and plant-based substitutes?This video explores the scientific challenge of replicating the smell and texture of meat using plant proteins, featuring a blind taste test to see if the difference is detectable.
Can you tile a courtyard with L-shaped pieces and a statue?This video explores a classic tiling puzzle from MIT's Programming for the Puzzled course. It challenges you to figure out the logic of covering a square courtyard using L-shaped …- Can you trace the entire history of mathematics through postage stamps?Robin Wilson presents a unique visual journey through mathematical history using a collection of 300 postage stamps. This lecture explores the evolution of the field by highlighti…
Can you trade shares of companies that have not actually gone public yet?Robinhood recently introduced tokenized stock offerings for private firms like SpaceX and OpenAI. This video examines the mechanics of these assets, the potential risks for indivi…
Can you train your brain to speak in reverse with perfect clarity?This video explores the mechanics of speaking backwards, a challenging cognitive task that tests how our brains process language. By examining the effort required to articulate sp…
Can you train your nose to detect hidden scents?From perfumers identifying hundreds of individual odors to transit workers sniffing out gas leaks, some people possess extraordinary olfactory skills. This video explores whether …- Can you transform a coastal landscape using only Australian native plants?Gardening Australia visits a coastal home where a gardener has successfully cultivated an entirely native landscape. This segment offers practical inspiration for those looking to…
Can you transform a low Earth orbit station into a profitable scientific enterprise?Explore the mechanics of orbital management in Stable Orbit. This video examines how maintaining a stable environment is essential for crew productivity and scientific success.