| #9107, aired 2024-05-21 | "I" IS THE ONLY VOWEL $1200: It took a spark of ingenuity to fashion the prehistoric arrowhead seen here from this hard rock flint |
| #9055, aired 2024-03-08 | PAPER $400: Made from silicon carbide, flint or garnet, this abrasive can have a grit level anywhere from 12 to 1000 sandpaper |
| #9046, aired 2024-02-26 | ALLOYS $800: Ferrocerium is used to make these rocky-sounding sparking devices in cigarette lighters flint |
| #8942, aired 2023-10-03 | MEN OF MICHIGAN $1200: Born in Flint, this prolific documentarian wrote the book "Dude, Where's My Country?" Michael Moore |
| #8816, aired 2023-02-27 | HOME FROM COLLEGE $200: Home in Flint in this state for winter break? Drive out to Lapeer for a slide down Toboggan Hill Michigan |
| #8788, aired 2023-01-18 | ELEMENTAL RESPONSES $1200: A container with flint, steel & matches, or a situation with the potential for violence & destruction a tinderbox |
| #8748, aired 2022-11-23 | SPEECH OF THE DICKENS $1600: In "The Old Curiosity Shop", this means a miser, even without an initial "skin" flint |
| #8738, aired 2022-11-09 | GEOLOGY $1200: Used in the Stone Age for spear points & arrowheads, this form of quartz later found a use in firearms flint |
| #8718, aired 2022-10-12 | WORDS THAT SHOULD RHYME $400: Half a quart & a hard mineral used to produce a spark pint & flint |
| #8614, aired 2022-04-07 | DOCUMENTARIES $800: In "Roger & Me", Michael Moore set out to confront Roger Smith about the closing of this automaker's plants in Flint, Michigan General Motors |
| #16, aired 2022-02-18 | LET'S ROCK & ROLL! $600: Hominid use of this variety of quartz to make tools goes back millions of years; we "-locked" it into early firearms a bit later flint |
| #2, aired 2022-02-08 | MY HERO OF ACADEMIA $800: Civil engineering professor Marc Edwards has exposed dangerous levels of this element in the drinking water of D.C. & Flint, Mich. lead |
| #8500, aired 2021-10-29 | THE VILLAIN OF THE PIECE $1600: This "Treasure Island" bad guy was a former sidekick of Captain Flint, "the bloodthirstiest buccaneer that sailed" Long John Silver |
| #8437, aired 2021-07-06 | AMERICANA $1,000 (Daily Double): Unusually, one building of the Tug Valley Chamber of Commerce in West Virginia is made of this flammable mineral coal |
| #8423, aired 2021-06-16 | DESERT ISLAND READS $1600: One of Captain Flint's crew, Ben Gunn is marooned on this title island for 3 years Treasure Island |
| #8346, aired 2021-03-01 | ANTHROPOLOGY $1600: In early "factories" , Neanderthals turned out tools of this hard stone known for fire-sparking qualities flint |
| #8240, aired 2020-09-18 | PLACES OF SUBSTANCE $400: This Michigan industrial city bears the name of a river named for a "fire stone" Flint |
| #8123, aired 2019-12-25 | A POWER CALLER $200: Give partially decayed plant matter called peat a few million years & it'll form this ignitable rock coal |
| #7960, aired 2019-03-29 | QUARTZ & ALL $2,500 (Daily Double): A form of quartz gave its name to this firing mechanism used in old-timey pistols flintlock |
| #7822, aired 2018-09-18 | ONE-SYLLABLE CITIES $400: In 2016 a state of emergency was declared over lead contamination in this Michigan city's water Flint |
| #7790, aired 2018-06-22 | ROCKS & MINERALS $400: Chert & this related rock that fractures into pointy pieces provided tools & weapons 2 million years ago flint |
| #7556, aired 2017-06-19 | ROCK, PAPER, SCISSORS $800: Made of tiny crystals of quartz, this rock formed from silica was used in firearms of the 1600s flint |
| #7542, aired 2017-05-30 | WINNING THROUGH ALLITERATION $800: In his youth this Oscar-winning documentarian started a radical newspaper, The Flint Voice Michael Moore |
| #7438, aired 2017-01-04 | INTERVIEWS $1200: (I'm Melissa Harris-Perry.) In 2016 I interviewed Karen Weaver, mayor of this Michigan city, who talked about the horrific water crisis her people faced Flint |
| #7369, aired 2016-09-29 | MICHIGAN HISTORY $800: (Jimmy of the Clue Crew shows a graph on the monitor.) In 2016, the Washington Post showed lead in parts-per-billion in Michigan; with the normal level of cause for concern being 5, in Troy, it was 1.1, in Detroit, it was 2.3, & in this city, a staggering 27 Flint |
| #7341, aired 2016-07-11 | ROCKS $1000: It's the spark-producing part of a lighter; you can order a replacement one a flint |
| #7275, aired 2016-04-08 | THERE'S CHEMISTRY BETWEEN US $400: The EPA says it's a problem if water has more of this element than 15 parts per billion; in 2015 Flint, Mich. tested at 27 lead |
| #7193, aired 2015-12-16 | PARROT CULTURE $800: Arr! In this novel Long John Silver has a parrot called Cap'n Flint, named for a famous pirate Treasure Island |
| #7110, aired 2015-07-10 | LIVE "LONG" $800: This literary character has a parrot named Cap'n Flint Long John Silver |
| #7104, aired 2015-07-02 | ANIMALS, VEGETABLES, MINERALS $1000: The name of this mineral is from the Greek for "fire"; as well as fooling gold-seekers, it produced the spark in wheel-lock guns (iron) pyrite |
| #7025, aired 2015-03-13 | 2-TIMING STATES $1000: In Michigan they're still asleep in Ironwood but getting up in this rock-hard seat of Genesee County Flint |
| #6964, aired 2014-12-18 | COUNTRIES BY WORLD HERITAGE SITES $800: The Neolithic flint mines near Mons &
the Brugge Historic Center Belgium |
| #6903, aired 2014-09-24 | WHAT GOOGLE COULD BE DOING $2000: This food made from the flint variety is always getting stuck between teeth, & Google has no fix popcorn |
| #6723, aired 2013-12-04 | ON THE ROCKS $400: Consisting of tiny crystals of quartz, this rock that provides a spark was utilized in early firearms a flint |
| #6597, aired 2013-04-30 | CHOP CHOP! $800: In the Stone Age, this stone was the main one flaked to produce arrowheads & axes; it can also be used to strike fire flint |
| #6544, aired 2013-02-14 | LET'S ROCK $400: This stone came before "lock" in the name of an olden type of musket flint |
| #6468, aired 2012-10-31 | THE BOX $1200: To make fire before matches were invented, this container held combustible materials, flint & steel a tinderbox |
| #6460, aired 2012-10-19 | A NOVEL CATEGORY $400: John Drake's 2009 novel "Flint And Silver" was a prequel to this 1883 Robert Louis Stevenson classic Treasure Island |
| #6310, aired 2012-02-10 | PRE-COLUMBIAN AMERICANS $200: A flint spear point from an ancient Mexican civilization was found lodged between 2 ribs of one of these "woolly" animals mammoths |
| #6281, aired 2012-01-02 | RECENT BOOKS $800: "Here Comes Trouble", a look back by this pot-stirring documentarian, includes his boyhood in Flint Michael Moore |
| #6229, aired 2011-10-20 | MEET THE FLINT STONES $200: The flint core stones seen here were used to produce this fire |
| #6229, aired 2011-10-20 | MEET THE FLINT STONES $400: The flint seen here is from a stratum of this stuff you might use to write "I will answer in the form of a question" 100 times chalk |
| #6229, aired 2011-10-20 | MEET THE FLINT STONES $600: Flint is a fine-grained variety of this mineral used in crystal-controlled clocks & watches quartz |
| #6229, aired 2011-10-20 | MEET THE FLINT STONES $800: The prehistoric flint projectile points seen here were found near this New Mexico town, named for a game show Truth or Consequences |
| #6229, aired 2011-10-20 | MEET THE FLINT STONES $1000: Dark bands of flint are visible in these famous cliffs the Cliffs of Dover |
| #6205, aired 2011-07-29 | STATE GEMS $4,000 (Daily Double): This form of silica, also the name of a Michigan city, is Ohio's gemstone flint |
| #6190, aired 2011-07-08 | QUOTATIONS IN LITERATURE $600: In this 1883 children's classic, a parrot named Captain Flint squawks, "Pieces of eight! Pieces of eight!" Treasure Island |
| #5998, aired 2010-10-13 | "F" IN GEOGRAPHY $800: Historically a manufacturing stronghold, it's 60 miles northwest of Detroit Flint |
| #5858, aired 2010-02-17 | ROCK $2,000 (Daily Double): Chert, a hard, dense sedimentary rock, is called jasper if it's brightly colored, & this if it's dark flint |
| #5631, aired 2009-02-16 | LATER $1000: Cavemen chipped this dark quartz rock into sharp tools & weapons; thousands of years later, it was used in firearms flint |
| #5598, aired 2008-12-31 | ROCKS & STONES $1600: Knapping, chipping rock to shape tools, is usually done to this hard type of quartz flint |
| #5593, aired 2008-12-24 | THEY GOT STRUCK $800: By the UAW in Flint, December 1936 to February 1937 General Motors |
| #5293, aired 2007-09-19 | CHARACTERS IN LITERATURE $400: This treacherous pirate in "Treasure Island" has a pet parrot named Captain Flint Long John Silver |
| #5175, aired 2007-02-23 | EXCELLENT ADVENTURE $200: At the end of this novel, Jim has "the voice of Captain Flint still ringing in" his "ears: 'Pieces of eight! Pieces of eight!'" Treasure Island |
| #5090, aired 2006-10-27 | ROCK OF AGES $800: The name of this hard stone, a form of silica resembling chalcedony, can also be found on maps of Michigan flint |
| #4783, aired 2005-05-25 | ROCKS $400: From about 1620 to the mid-1800s, firearms used this rock to produce a spark that ignited the gunpowder flint |
| #4777, aired 2005-05-17 | AIRPORT NAMES $1200: The Flint, Michigan airport is named for Arthur Bishop, who was on this company's board for 29 years General Motors |
| #4698, aired 2005-01-26 | 19th CENTURY LITERARY QUOTES $400: Charles Dickens called him "tightfisted... hard and sharp as flint" (Ebenezer) Scrooge |
| #4402, aired 2003-10-28 | SHADES OF GRAY $1200: GM is associated with this Michigan city that some find a striking shade of gray Flint |
| #4350, aired 2003-06-27 | STICKS & STONES $800: Prehistoric people made arrowheads & knives out of this rock which was also used to make fires flint |
| #4277, aired 2003-03-18 | "IN" THE MOVIES $2000: 1967:
James Coburn battles a secret society of women plotting to take over the world In Like Flint |
| #4240, aired 2003-01-24 | POTLUCK $2000: Something that has the potential for widespread violence, or a container in which you'd find flint & steel tinderbox |
| #4010, aired 2002-01-25 | KEY STONES $800: A Michigan city of 130,000 that you can use to start a fire Flint |
| #3954, aired 2001-11-08 | ARTIFACTS $400: (Jimmy of the Clue Crew pretends to chop at a stone slab.) I'm wielding the versatile stone-age tool called a hand this, though it lacks a separate blade ax |
| #3759, aired 2000-12-28 | CHARACTERS IN BOOKS $1000: In "Treasure Island", this one-legged pirate is always accompanied by his parrot, Cap'n Flint Long John Silver |
| #3684, aired 2000-09-14 | ROCK ON! $400: This very hard quartz is struck against steel to make sparks when starting a fire Flint |
| #3049, aired 1997-11-27 | LEFTOVERS $100: Cavemen first got it from natural sources; rubbing sticks & sparking flint came later fire |
| #2979, aired 1997-07-10 | POTPOURRI $500: This basic ingredient of glass can be derived from sand, flint or quartz Silica |
| #2788, aired 1996-10-16 | LITERARY CHARACTERS $400: This one-legged cook of the Hispaniola has a parrot named Cap'n Flint Long John Silver |
| #2733, aired 1996-06-19 | MICHIGAN CITIES $1000: When GM workers struck in this city in 1936 & 1937, the "sparks" created got the UAW recognized Flint |
| #2492, aired 1995-06-06 | PARKS $200: A passage linking the Flint Ridge cave system to this Kentucky cave was discovered in 1972 Mammoth Cave |
| #2453, aired 1995-04-12 | ENGLISH LITERATURE $200: The fortune recovered in this Robert Louis Stevenson tale belonged to the long-dead Captain Flint Treasure Island |
| #2255, aired 1994-05-27 | WORLD RELIGIONS $500 (Daily Double): The creation story of this 6-tribe Native American group recounts the birth of twins Flint & Sapling the Iroquois |
| #2181, aired 1994-02-14 | COLLEGES & UNIVERSITIES $200: This university has its main campus in Ann Arbor & branch campuses in Dearborn & Flint the University of Michigan |
| #2167, aired 1994-01-25 | ANCIENT HISTORY $800: The Stone Age stones used for tools were flint & this black volcanic glass obsidian |
| #2165, aired 1994-01-21 | ARCHEOLOGY $400: A Paleolithic flint industry has been discovered at Grimaldi just east of this principality Monaco |
| #2150, aired 1993-12-31 | "BOX" LUNCH $300: A holder for flint & steel, or a potentially explosive place a tinderbox |
| #2073, aired 1993-09-15 | ROCKS & MINERALS $400: This mineral used by early man to make tools is actually a type of chert flint |
| #2039, aired 1993-06-17 | ODDS & ENDS $400: This form of silica is the main constituent of sand and flint quartz |
| #1955, aired 1993-02-19 | SCIENCE $400: This fine-grained, tough quartz makes a spark when struck against steel flint |
| #1943, aired 1993-02-03 | GRAINS $400: The chief types of this grain are pod, sweet, flour, flint, dent, waxy & pop corn |
| #1870, aired 1992-10-23 | ROCKS & MINERALS $200: Early man produced sparks to start fires by striking this mineral against iron flint |
| #1694, aired 1992-01-02 | MUSEUMS $200: Displays on transportation can be found at the Alfred P. Sloan, Jr. Museum in Flint in this state Michigan |
| #1628, aired 1991-10-02 | LITERARY CHARACTERS $200: This Robert Louis Stevenson pirate has a parrot named Captain Flint Long John Silver |
| #1578, aired 1991-06-12 | VEGGIES $500: The more common name for colorful "flint" corn Indian corn |
| #1548, aired 1991-05-01 | U.S. CITIES $400: Windmill Island Park in this Michigan city recreates its Dutch heritage Holland |
| #1543, aired 1991-04-24 | GENERAL SCIENCE $600: Also called chert, this rock was used by early man for tools flint |
| #1527, aired 1991-04-02 | STARTS WITH "WH" $400: This object for sharpening knives & tools is commonly made of quartz or flint a whetstone |
| #1520, aired 1991-03-22 | AUTOMOBILE HISTORY $500: In 1908, General Motors was founded in this Michigan city, not Detroit Flint |
| #1460, aired 1990-12-28 | FIRE $300: Before matches, this, made of cloth or bark was kept in a box to be set afire with flint & steel tinder |
| #1430, aired 1990-11-16 | GENERAL SCIENCE $600: It's found in layered beds or as nodules in chalk; early man chipped it to form tools flint |
| #1372, aired 1990-07-17 | LITERATURE $600: This Robert Louis Stevenson character had a parrot named Captain Flint Long John Silver |
| #1191, aired 1989-11-06 | ARCHAEOLOGY $400: Early man fashioned this silica rock into sharp tools & weapons; it was later used in firearms Flint |
| #949, aired 1988-10-20 | IMAGINARY ISLANDS $300: Supposedly near Mexico, its name comes from Captain Flint's booty buried there Treasure Island |
| #799, aired 1988-02-11 | ROCKS $200: Often found as nodules in chalk deposits, when struck by steel it produces a spark flint |
| #755, aired 1987-12-11 | ACTOR & ACTRESSES $600: Sean Connery was playing James Bond while James Coburn struck sparks as this "comic strip imitation" Our Man Flint |
| #602, aired 1987-03-31 | "T" TIME $1000: A black rock related to flint once used to test purity of gold & silver a touchstone |
| #569, aired 1987-02-12 | TV TRIVIA $200: Though he was more flint than calcium, "Star Trek"s Dr. McCoy had this nickname "Bones" |
| #398, aired 1986-03-19 | MOVIES $400: James Coburn struck sparks as a secret agent in this 1966 spy spoof Our Man Flint |
| #360, aired 1986-01-24 | AMERICAN INDIANS $200: Hard quartz used by Indians as arrowheads & firestarters flint |
| #182, aired 1985-05-21 | GEOLOGY $200: Striking this hard form of quartz with steel produces a spark flint |
| #141, aired 1985-03-25 | ROCKS & MINERALS $200: A sparking rock or a Michigan city Flint |
