| Category Elimination - Countries #1 | 0 | - | 4.99 | 321,830 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,685 |
| Regions of Countries #2 | 0 | - | 4.95 | 124,077 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,844 |
| Monarchies of Europe | 0 | - | 4.90 | 98,369 |
| Monarchies of Asia | 0 | - | 4.97 | 71,235 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 236,753 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 225,667 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 192,672 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 123,157 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 140,228 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,231 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,633,934 |
| Majority Muslim Countries | 0 | - | 4.98 | 375,685 |
| NATO Countries | 0 | - | 4.98 | 281,661 |
| EU Countries Quiz | 0 | - | 4.99 | 275,687 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 289,445 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 274,616 |
| Word Scramble - Countries | 0 | - | 4.87 | 2,105,928 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 451,631 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 166,464 |
| Top Five Countries by Religion | 0 | - | 4.93 | 172,295 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 119,001 |
| Anagram Chain - Countries | 0 | - | 4.98 | 116,837 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 149,006 |
| Countries with NO Military | 0 | - | 4.97 | 62,668 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,810 |
| Countries with Four Letters | 0 | - | 4.99 | 423,430 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 70,042 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 64,962 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,607,510 |
| Random Countries Hidden in the World Map | 0 | - | 4.82 | 113,651 |
| Companies by Country | 0 | - | 4.61 | 119,837 |
| Foods by Country of Origin #1 | 0 | - | 4.41 | 337,116 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 122,171 |
| Landlocked Countries | 0 | - | 4.99 | 422,289 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 335,994 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 723,004 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 201,112 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 183,423 |
| Country Chain | 0 | - | 4.96 | 217,583 |
| Countries with the Most Christians | 0 | - | 4.92 | 143,630 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,721 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,753 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,924 |
| Countries by Emojis | 0 | - | 4.99 | 240,502 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 56,134 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,548 |
| Buddhist Countries | 0 | - | 4.96 | 144,638 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,020 |
| Islands by Country #1 | 0 | - | 4.90 | 175,527 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,780,919 |
| Can You Name These 50 Random Countries? | 0 | - | 4.99 | 217,464 |
| Name a Valid Country #3 | 0 | - | 4.99 | 263,723 |
| Name a Valid Country #1 | 0 | - | 4.99 | 291,388 |
| Name a Valid Country #2 | 0 | - | 4.98 | 251,564 |
| Name a Valid Country #4 | 0 | - | 4.97 | 256,714 |
| Name a Valid Country #5 | 0 | - | 4.99 | 207,724 |
| Name a Valid Country #6 | 0 | - | 4.94 | 130,008 |
| Name a Valid Country #7 | 0 | - | 4.91 | 129,751 |
| Name a Valid Country #8 | 0 | - | 4.86 | 99,117 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 48,981 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,677 |
| Himalayan Countries | 0 | - | 4.95 | 138,890 |
| Andean Countries | 0 | - | 4.93 | 84,705 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,901 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,957 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,526 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,867 |
| Danube Countries | 0 | - | 4.97 | 72,051 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,067 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,463 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,370 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,857 |
| European Landlocked Countries | 0 | - | 4.99 | 147,186 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,705 |
| Countries with the Most Species | 0 | - | 4.99 | 103,271 |
| Countries 197 to 205 | 0 | - | 4.90 | 70,828 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,612 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,735 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 181,196 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 89,367 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,568 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,258 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,704 |
| Countries in the Alps | 0 | - | 4.87 | 118,261 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,310 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,089 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,687 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,630 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,553 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,976 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,710 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,531 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,201 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,887 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,671 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,546 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,251 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,506 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,565 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,975 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,340 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,293 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 64,179 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,823 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,135 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,097 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,215 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,258 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,868 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,615 |
| Largest Countries By Category | 0 | - | 4.97 | 158,270 |
| Orthodox Countries | 0 | - | 4.92 | 132,273 |
| Countries by Countries | 0 | - | 4.96 | 63,268 |
| Richest Island Countries | 0 | - | 4.85 | 100,811 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,969 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,358 |
| Battle to Country | 0 | - | 4.91 | 53,550 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,733 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,303 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,575 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 80,203 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,704 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,037 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,688 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,677 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,004 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,538 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,613 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 272,716 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,546 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,732 |
| Mountains by Country | 0 | - | 4.56 | 81,845 |
| Books by Country Quiz | 0 | - | 4.30 | 32,263 |
| Countries that Start with A | 0 | - | 4.98 | 2,167,106 |
| Countries that Start with B | 0 | - | 4.95 | 2,298,458 |
| Countries that Start with C | 0 | - | 4.96 | 1,825,305 |
| Countries that Start with D | 0 | - | 4.96 | 711,972 |
| Countries that Start with E | 0 | - | 4.95 | 1,379,915 |
| Countries that Start with G | 0 | - | 4.97 | 1,506,174 |
| Countries that Start with H | 0 | - | 4.96 | 606,398 |
| Countries that Start with I | 0 | - | 4.92 | 1,290,442 |
| Countries that Start with J | 0 | - | 4.98 | 603,994 |
| Countries that Start with K | 0 | - | 4.97 | 817,542 |
| Countries that Start with L | 0 | - | 4.98 | 1,092,797 |
| Countries that Start with N | 0 | - | 4.93 | 1,119,874 |
| Countries that Start with P | 0 | - | 4.94 | 1,218,236 |
| Countries that Start with S | 0 | - | 4.98 | 1,757,803 |
| Countries that Start with T | 0 | - | 4.90 | 1,011,428 |
| Countries that Start with U | 0 | - | 4.97 | 905,766 |
| Countries that Start with V | 0 | - | 4.98 | 610,224 |
| Countries that Start with F | 0 | - | 4.83 | 618,859 |
| Countries that Start with M | 0 | - | 4.97 | 1,384,004 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,035 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 195,519 |
| Random Countries by Borders | 0 | - | 4.99 | 82,676 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,617 |
| Random Name a Valid Country | 0 | - | 4.99 | 205,473 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,812 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,600 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 407,537 |
| Island Countries | 0 | - | 4.99 | 711,157 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,384,439 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,050,258 |
| Northernmost Countries | 0 | - | 4.99 | 362,095 |
| Countries of South America | 0 | - | 5.00 | 927,780 |
| Countries of Oceania | 0 | - | 5.00 | 1,057,538 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,878,304 |
| "Land" Countries | 0 | - | 4.98 | 337,427 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 384,985 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,973 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,436 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,394 |
| Richest Countries A-Z | 0 | - | 4.91 | 103,490 |
| Large Countries with Small Economies | 0 | - | 4.95 | 81,077 |
| Category Elimination - Countries #5 | 0 | - | 4.69 | 144,728 |
| World Countries by 10 Category Elimination #2 | 0 | - | 4.48 | 71,179 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 138,707 |
| Landforms by Country | 0 | - | 4.52 | 51,986 |
| Inventions by Country #1 | 0 | - | 4.47 | 55,092 |
| Airlines by Country | 0 | - | 4.52 | 135,550 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,372 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,278 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,520 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 154,455 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 100,281 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,520 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,448,682 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,086 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,978 |
| Countries with Megacities | 0 | - | 4.99 | 264,742 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,816 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,515 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,070 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,591 |
| Countries by Official Language | 0 | - | 4.95 | 195,313 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,468 |
| Countries in their Native Language | 0 | - | 4.99 | 199,103 |
| Independence from Whom | 0 | - | 4.99 | 212,170 |
