| Countries of the World Quiz | 0 | - | 5.00 | 40,962,252 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 355,702 |
| Top World Languages | 0 | - | 4.91 | 708,298 |
| Places in their Native Language #1 | 0 | - | 4.86 | 210,645 |
| Places in their Native Language #2 | 0 | - | 4.88 | 113,024 |
| Europe's Busiest Airports | 0 | - | 4.92 | 133,061 |
| World's Busiest Airports | 0 | - | 4.94 | 188,985 |
| UNESCO World Heritage Countries | 0 | - | 4.98 | 98,960 |
| Countries with the Most Airports | 0 | - | 4.96 | 80,388 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.96 | 103,416 |
| Five Countries With the Most Tourists by Continent | 0 | - | 4.95 | 92,294 |
| Airport Codes Quiz #1 | 0 | - | 4.82 | 189,498 |
| Busiest Air Routes in the World | 0 | - | 4.51 | 35,299 |
| Airline Logos | 0 | - | 4.43 | 127,595 |
| Boundary Waters | 0 | - | 4.93 | 81,146 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 74,842 |
| Countries by Airline Passengers | 0 | - | 4.91 | 49,172 |
| World Currency Quiz | 0 | - | 4.92 | 247,432 |
| Tourist Route of Europe | 0 | - | 4.22 | 41,780 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.82 | 30,139 |
| Lonely Planet Top 200 Cities | 0 | - | 4.65 | 209,850 |
| Cities with the Most International Tourists | 0 | - | 4.46 | 49,937 |
| Largest Countries with Little Tourism | 0 | - | 4.72 | 54,736 |
| Busiest Airports in the United States | 0 | - | 4.57 | 127,071 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 324,096 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 95,328 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 76,541 |
| World Geography on a Map #1 | 0 | - | 4.93 | 67,368 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 137,289 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.95 | 109,878 |
| Cities by Airports | 0 | - | 4.51 | 81,269 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.34 | 91,995 |
| World Capitals Quiz | 0 | - | 5.00 | 4,500,490 |
| Members of the Arab League | 0 | - | 4.85 | 62,049 |
| Sahara Desert Countries | 0 | - | 4.97 | 127,017 |
| Himalayan Countries | 0 | - | 4.94 | 104,867 |
| Andean Countries | 0 | - | 4.91 | 58,146 |
| Countries with the Oldest Median Age | 0 | - | 4.84 | 59,113 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 49,379 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 102,731 |
| Coffee Producing Countries | 0 | - | 4.81 | 54,049 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 53,313 |
| Danube Countries | 0 | - | 4.97 | 56,647 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 91,694 |
| Countries With an "Ese" Demonym | 0 | - | 4.96 | 64,853 |
| Countries with the Best Passports | 0 | - | 4.88 | 71,240 |
| Countries with the Worst Passports | 0 | - | 4.87 | 49,375 |
| Countries with the Most Immigrants | 0 | - | 4.87 | 109,556 |
| European Landlocked Countries | 0 | - | 4.99 | 115,513 |
| Partially Recognized Countries | 0 | - | 4.98 | 89,375 |
| Countries with the Most Species | 0 | - | 4.99 | 89,532 |
| Countries 197 to 205 | 0 | - | 4.88 | 56,360 |
| Tropic of Cancer Countries | 0 | - | 4.96 | 44,683 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 44,012 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 48,294 |
| Countries that Use the Peso | 0 | - | 4.82 | 46,420 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.88 | 58,699 |
| Countries with a AAA Credit Rating | 0 | - | 4.89 | 49,155 |
| Countries in the Alps | 0 | - | 4.84 | 102,666 |
| Countries with the Most Tourists Per Capita | 0 | - | 4.24 | 76,664 |
| Top Five Importing Partners by Country | 0 | - | 4.98 | 85,328 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 87,181 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 71,592 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 78,267 |
| Northernmost Countries by Continent | 0 | - | 4.97 | 93,987 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 87,568 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 89,637 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 46,148 |
| Biggest Country by Body of Water | 0 | - | 4.96 | 45,326 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 54,654 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.88 | 69,437 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 48,598 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 36,672 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 95,506 |
| Arctic Ocean Countries | 0 | - | 4.93 | 71,978 |
| Countries with the Most Grassland | 0 | - | 4.93 | 69,481 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 98,095 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 61,345 |
| Countries that Host the Most Refugees | 0 | - | 4.93 | 53,390 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 196,373 |
| World Countries - Blind Typing | 0 | - | 5.00 | 72,929 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 42,285 |
| Largest Countries By Category | 0 | - | 4.96 | 144,925 |
| Countries by Countries | 0 | - | 4.96 | 54,652 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,074,861 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 78,221 |
| U.S. National Parks Map Quiz | 0 | - | 4.51 | 51,750 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 134,639 |
| Western Europe Map Quiz | 0 | - | 4.87 | 89,129 |
| Demonyms Quiz | 0 | - | 4.12 | 178,952 |
| Who Controls It? #1 | 0 | - | 4.84 | 45,508 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 181,298 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 110,934 |
| Longest International Borders | 0 | - | 4.99 | 234,222 |
| Country Connect by Northernmost Point | 0 | - | 4.97 | 35,967 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 40,116 |
| Demonym of Every Country | 0 | - | 4.91 | 49,575 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,383,776 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 341,235 |
| Island Countries Quiz | 0 | - | 4.99 | 660,788 |
| Biggest Countries by Area | 0 | - | 5.00 | 933,554 |
| Northernmost Countries | 0 | - | 4.99 | 327,302 |
| Countries of South America | 0 | - | 5.00 | 793,876 |
| Countries of Oceania | 0 | - | 5.00 | 894,250 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,154,946 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,573,991 |
| Airports Named for People #1 | 0 | - | 4.45 | 53,260 |
| Countries with Three Borders | 0 | - | 4.96 | 31,442 |
| Huge List of Famous Mountains | 0 | - | 4.81 | 30,378 |
| Analogies of Countries #1 | 0 | - | 4.84 | 50,304 |
| Five Letter Geography #4 | 0 | - | 4.84 | 66,304 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 126,005 |
| Countries with Megacities | 0 | - | 4.99 | 197,396 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 171,670 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 98,013 |
| Countries With More than 200 Million People | 0 | - | 4.93 | 95,488 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 63,983 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 248,088 |
| Cities by Tourist Attraction #1 | 0 | - | 3.64 | 80,049 |
| Cities by Famous Street | 0 | - | 3.99 | 47,415 |
| Global Cities on a World Map | 0 | - | 4.92 | 91,481 |
| Northernmost Capital Cities | 0 | - | 4.98 | 94,042 |
| Most Remote Capital Cities | 0 | - | 4.90 | 43,747 |
| Capital Cities: Ports and Saints | 0 | - | 4.94 | 34,380 |
| Capitals with the Shortest Names | 0 | - | 4.96 | 90,851 |
| Same Letter Country and Capital | 0 | - | 4.99 | 127,271 |
| Countries by Capital City | 0 | - | 4.99 | 49,449 |
| Capital Cities Based on First Two Letters | 0 | - | 4.84 | 65,927 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 105,094 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 72,988 |
| Moved Capital Cities | 0 | - | 4.94 | 52,297 |
| Countries by Official Language | 0 | - | 4.96 | 172,552 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.92 | 249,369 |
| Countries in their Native Language | 0 | - | 4.98 | 178,364 |
| Independence from Whom | 0 | - | 4.99 | 185,694 |
| Subdivisions by Country | 0 | - | 4.82 | 46,446 |
| Who Controlled These Colonies? | 0 | - | 4.89 | 113,516 |
| Megadiverse Countries | 0 | - | 4.96 | 125,338 |
| Countries With the Most English Speakers | 0 | - | 4.87 | 91,462 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 106,705 |
| Most Desired Destinations for Potential Migrants | 0 | - | 4.83 | 47,387 |
| 15 Biggest Island Countries | 0 | - | 4.99 | 131,613 |
| Most Recently-Settled Countries | 0 | - | 4.92 | 49,158 |
| Countries of the World in 1938 Quiz | 0 | - | 4.96 | 77,947 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.95 | 145,142 |
| Countries with Multiple Populous Islands | 0 | - | 4.91 | 77,055 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 41,357 |
| Countries by Sports League Revenue | 0 | - | 4.88 | 43,849 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 101,616 |
| Countries Furthest from the United States | 0 | - | 4.94 | 72,021 |
| Countries with the Highest HDI | 0 | - | 4.95 | 130,970 |
| Smallest Countries with at Least One Border | 0 | - | 4.89 | 81,522 |
| Southernmost Countries of the World | 0 | - | 4.99 | 206,894 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 91,004 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.90 | 108,108 |
| Countries With the Most Languages | 0 | - | 4.91 | 173,793 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.93 | 87,367 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.86 | 71,660 |
| Countries with the Most Prisoners | 0 | - | 4.93 | 86,366 |
| Countries with the Most Domestic Camels | 0 | - | 4.92 | 54,007 |
| Tallest Countries North to South | 0 | - | 4.84 | 110,484 |
| Widest Countries East to West | 0 | - | 4.93 | 119,413 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 68,829 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 159,073 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 92,677 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 85,625 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 119,390 |
| Countries with the Most Desert | 0 | - | 4.92 | 105,215 |
| Countries by Contribution to UN Budget | 0 | - | 4.86 | 66,474 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.82 | 32,063 |
| Countries with Double Letters | 0 | - | 4.96 | 68,507 |
| Countries that End in N | 0 | - | 4.93 | 132,840 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 229,898 |
| Countries with Six Letters Quiz | 0 | - | 4.95 | 187,174 |
| Countries with W | 0 | - | 4.97 | 122,809 |
| Countries with Z | 0 | - | 4.98 | 244,570 |
| Countries with Letters Missing | 0 | - | 4.97 | 166,661 |
| Countries That End in U | 0 | - | 4.95 | 107,613 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 89,619 |
| Countries that End in O | 0 | - | 4.92 | 146,981 |
| Countries that End in R | 0 | - | 4.85 | 96,510 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 147,270 |
| Countries Ending in "IA" | 0 | - | 4.99 | 171,486 |
| Countries by First and Last Letter #1 | 0 | - | 4.98 | 155,853 |
| Countries by Last Two Letters | 0 | - | 4.91 | 116,268 |
| Countries by First and Last Letter #2 | 0 | - | 4.94 | 129,349 |
| Countries That End in Y | 0 | - | 4.90 | 161,669 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 161,090 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.91 | 120,824 |
| Countries that End in I | 0 | - | 4.92 | 114,524 |
| Countries Based on First Two Letters #2 | 0 | - | 4.98 | 149,624 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 88,323 |
| Countries That End in NIA | 0 | - | 4.93 | 100,891 |
| Countries That End in BIA | 0 | - | 4.91 | 126,144 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.93 | 153,320 |
| Countries Whose Names Start with Saint | 0 | - | 4.88 | 109,811 |
| Countries That End in RIA | 0 | - | 4.90 | 101,024 |
| Most Common Words in Official Country Names | 0 | - | 4.85 | 100,511 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 200,948 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 119,784 |
