| Category Elimination - Countries #1 | 0 | - | 4.99 | 320,014 |
| Random Countries Hidden in the World Map | 0 | - | 4.82 | 112,820 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 121,409 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,649 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 235,651 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 224,630 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 191,857 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,596 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 139,090 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,616,319 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,756 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,791 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,788 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,154 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,618 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,798 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,327 |
| Majority Muslim Countries | 0 | - | 4.98 | 373,445 |
| NATO Countries | 0 | - | 4.98 | 279,462 |
| EU Countries Quiz | 0 | - | 4.99 | 273,104 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 287,601 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 272,127 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,099,013 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 449,160 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 165,229 |
| Top Five Countries by Religion | 0 | - | 4.93 | 170,867 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 117,897 |
| Anagram Chain - Countries | 0 | - | 4.98 | 116,241 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 148,067 |
| Countries with NO Military | 0 | - | 4.97 | 62,018 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,433 |
| Countries with Four Letters | 0 | - | 4.99 | 421,722 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 69,273 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 64,305 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,352,889 |
| Landlocked Countries | 0 | - | 4.99 | 419,216 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 335,052 |
| Countries by Languages in 90 Seconds | 0 | - | 4.94 | 719,360 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 199,627 |
| Top Five Countries By Category #3 | 0 | - | 4.81 | 173,023 |
| Country Chain | 0 | - | 4.96 | 216,862 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,877 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,189 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,404 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,684 |
| Countries by Emojis | 0 | - | 4.99 | 238,958 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 55,760 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,950 |
| Buddhist Countries | 0 | - | 4.96 | 144,137 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 123,268 |
| Islands by Country #1 | 0 | - | 4.88 | 175,142 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,401 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,750 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,643 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,758,405 |
| Can You Name These 50 Random Countries? | 0 | - | 4.99 | 216,160 |
| Name a Valid Country #3 | 0 | - | 4.99 | 262,587 |
| Name a Valid Country #1 | 0 | - | 4.99 | 288,905 |
| Name a Valid Country #2 | 0 | - | 4.98 | 250,160 |
| Name a Valid Country #4 | 0 | - | 4.97 | 255,070 |
| Name a Valid Country #5 | 0 | - | 4.99 | 206,462 |
| Name a Valid Country #6 | 0 | - | 4.94 | 129,035 |
| Name a Valid Country #7 | 0 | - | 4.91 | 128,924 |
| Name a Valid Country #8 | 0 | - | 4.85 | 98,285 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,107 |
| Himalayan Countries | 0 | - | 4.95 | 137,530 |
| Andean Countries | 0 | - | 4.95 | 83,993 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,263 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,737 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,886 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,386 |
| Danube Countries | 0 | - | 4.97 | 71,696 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,604 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,086 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,700 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,775 |
| European Landlocked Countries | 0 | - | 4.99 | 146,804 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,169 |
| Countries with the Most Species | 0 | - | 4.99 | 102,943 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,310 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,436 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,598 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 180,633 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,974 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,324 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,005 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,389 |
| Countries in the Alps | 0 | - | 4.87 | 117,731 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,163 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,416 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,438 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,025 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,135 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,735 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,310 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,213 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,981 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,579 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,501 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,351 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,950 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,209 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,236 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,243 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,084 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,979 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,584 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,167 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,561 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,497 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,285 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,015 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,666 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,334 |
| Largest Countries By Category | 0 | - | 4.97 | 157,680 |
| Orthodox Countries | 0 | - | 4.92 | 131,379 |
| Countries by Countries | 0 | - | 4.96 | 62,861 |
| Richest Island Countries | 0 | - | 4.84 | 100,345 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,531 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,103 |
| Battle to Country | 0 | - | 4.91 | 53,189 |
| Monarchies of Europe | 0 | - | 4.90 | 97,992 |
| Monarchies of Asia | 0 | - | 4.97 | 71,006 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,248 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,170 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,479 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 79,088 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,347 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,794 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,198 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,175 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 189,483 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,315 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,316 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 270,612 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,106 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,403 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,007 |
| Countries that Start with A | 0 | - | 4.98 | 2,159,598 |
| Countries that Start with B | 0 | - | 4.95 | 2,291,527 |
| Countries that Start with C | 0 | - | 4.96 | 1,819,723 |
| Countries that Start with D | 0 | - | 4.96 | 707,982 |
| Countries that Start with E | 0 | - | 4.95 | 1,375,279 |
| Countries that Start with G | 0 | - | 4.97 | 1,500,960 |
| Countries that Start with H | 0 | - | 4.96 | 603,410 |
| Countries that Start with I | 0 | - | 4.92 | 1,286,504 |
| Countries that Start with J | 0 | - | 4.98 | 601,228 |
| Countries that Start with K | 0 | - | 4.97 | 814,562 |
| Countries that Start with L | 0 | - | 4.98 | 1,089,236 |
| Countries that Start with N | 0 | - | 4.93 | 1,116,220 |
| Countries that Start with P | 0 | - | 4.94 | 1,214,691 |
| Countries that Start with S | 0 | - | 4.98 | 1,752,808 |
| Countries that Start with T | 0 | - | 4.90 | 1,008,719 |
| Countries that Start with U | 0 | - | 4.97 | 903,566 |
| Countries that Start with V | 0 | - | 4.98 | 608,599 |
| Countries that Start with F | 0 | - | 4.83 | 616,540 |
| Countries that Start with M | 0 | - | 4.97 | 1,380,001 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,537 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 194,986 |
| Random Countries by Borders | 0 | - | 4.99 | 82,308 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,202 |
| Random Name a Valid Country | 0 | - | 4.99 | 204,768 |
| Name a Valid Island Country | 0 | - | 4.96 | 114,780 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,216 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,675 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,244 |
| Island Countries | 0 | - | 4.99 | 709,877 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,376,275 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,046,347 |
| Northernmost Countries | 0 | - | 4.99 | 360,600 |
| Countries of South America | 0 | - | 5.00 | 923,235 |
| Countries of Oceania | 0 | - | 5.00 | 1,051,578 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,867,155 |
| "Land" Countries | 0 | - | 4.98 | 335,855 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 382,511 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,198 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,008 |
| Richest Countries A-Z | 0 | - | 4.91 | 102,819 |
| Large Countries with Small Economies | 0 | - | 4.95 | 80,791 |
| Category Elimination - Countries #5 | 0 | - | 4.69 | 144,193 |
| World Countries by 10 Category Elimination #2 | 0 | - | 4.48 | 70,917 |
| Empty World Map without 20 Random Countries | 0 | - | 4.93 | 137,455 |
| Companies by Country | 0 | - | 4.61 | 119,504 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,982 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,838 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,886 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 154,007 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 99,962 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,355 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 260,220 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,828 |
| Name a Valid African Country | 0 | - | 4.98 | 153,843 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,443,681 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,828 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,103 |
| Countries with Megacities | 0 | - | 4.99 | 261,166 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,964 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,039 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,239 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,053 |