| Countries of the World Quiz | 0 | - | 5.00 | 40,870,916 |
| Countries with the Most Tourists Quiz | 0 | - | 4.91 | 355,027 |
| Top World Languages | 0 | - | 4.91 | 706,784 |
| Places in their Native Language #1 | 0 | - | 4.86 | 210,337 |
| Places in their Native Language #2 | 0 | - | 4.88 | 112,888 |
| Europe's Busiest Airports | 0 | - | 4.92 | 132,896 |
| World's Busiest Airports | 0 | - | 4.94 | 188,787 |
| Busiest Air Routes in the World | 0 | - | 4.51 | 35,280 |
| Boundary Waters | 0 | - | 4.93 | 81,063 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 74,659 |
| UNESCO World Heritage Countries | 0 | - | 4.98 | 98,767 |
| Countries with the Most Airports | 0 | - | 4.96 | 80,154 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.96 | 103,187 |
| Five Countries With the Most Tourists by Continent | 0 | - | 4.95 | 91,892 |
| Airport Codes Quiz #1 | 0 | - | 4.82 | 189,248 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.83 | 30,078 |
| Countries by Airline Passengers | 0 | - | 4.91 | 49,111 |
| World Currency Quiz | 0 | - | 4.92 | 247,051 |
| Lonely Planet Top 200 Cities | 0 | - | 4.65 | 209,698 |
| Cities with the Most International Tourists | 0 | - | 4.46 | 49,898 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 323,109 |
| Largest Countries with Little Tourism | 0 | - | 4.72 | 54,627 |
| Busiest Airports in the United States | 0 | - | 4.57 | 126,989 |
| World Geography on a Map #1 | 0 | - | 4.93 | 67,269 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 137,090 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.95 | 109,682 |
| Members of the Arab League | 0 | - | 4.85 | 61,647 |
| Sahara Desert Countries | 0 | - | 4.97 | 126,717 |
| Himalayan Countries | 0 | - | 4.94 | 104,583 |
| Andean Countries | 0 | - | 4.91 | 57,975 |
| Countries with the Oldest Median Age | 0 | - | 4.84 | 58,919 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 49,244 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 102,582 |
| Coffee Producing Countries | 0 | - | 4.81 | 53,996 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 53,241 |
| Danube Countries | 0 | - | 4.97 | 56,600 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 91,632 |
| Countries With an "Ese" Demonym | 0 | - | 4.96 | 64,800 |
| Countries with the Best Passports | 0 | - | 4.87 | 71,089 |
| Countries with the Worst Passports | 0 | - | 4.87 | 49,282 |
| Countries with the Most Immigrants | 0 | - | 4.87 | 109,434 |
| European Landlocked Countries | 0 | - | 4.99 | 115,128 |
| Partially Recognized Countries | 0 | - | 4.98 | 89,260 |
| Countries with the Most Species | 0 | - | 4.99 | 89,503 |
| Countries 197 to 205 | 0 | - | 4.88 | 56,285 |
| Tropic of Cancer Countries | 0 | - | 4.96 | 44,650 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 43,981 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 48,201 |
| Countries that Use the Peso | 0 | - | 4.82 | 46,376 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.88 | 58,655 |
| Countries with a AAA Credit Rating | 0 | - | 4.89 | 49,079 |
| Countries in the Alps | 0 | - | 4.84 | 102,537 |
| Top Five Importing Partners by Country | 0 | - | 4.98 | 85,218 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 86,904 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 71,509 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 78,172 |
| Northernmost Countries by Continent | 0 | - | 4.97 | 93,881 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 87,478 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 89,543 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 46,096 |
| Biggest Country by Body of Water | 0 | - | 4.96 | 45,282 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 54,588 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.88 | 69,360 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 48,535 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 36,629 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 95,402 |
| Arctic Ocean Countries | 0 | - | 4.93 | 71,890 |
| Countries with the Most Grassland | 0 | - | 4.93 | 69,395 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 97,818 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 61,285 |
| Countries that Host the Most Refugees | 0 | - | 4.93 | 53,328 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 195,745 |
| World Countries - Blind Typing | 0 | - | 5.00 | 72,670 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 42,234 |
| Largest Countries By Category | 0 | - | 4.96 | 144,764 |
| Countries by Countries | 0 | - | 4.96 | 54,573 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 78,080 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 95,243 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 76,388 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 134,486 |
| Western Europe Map Quiz | 0 | - | 4.87 | 89,074 |
| Who Controls It? #1 | 0 | - | 4.84 | 45,479 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 181,095 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 110,836 |
| Longest International Borders | 0 | - | 4.99 | 233,956 |
| Country Connect by Northernmost Point | 0 | - | 4.97 | 35,881 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 39,971 |
| Demonym of Every Country | 0 | - | 4.91 | 49,450 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.33 | 91,914 |
| World Capitals Quiz | 0 | - | 5.00 | 4,493,016 |
| Countries with the Most Tourists Per Capita | 0 | - | 4.24 | 76,570 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,065,152 |
| Demonyms Quiz | 0 | - | 4.12 | 178,865 |
| Cities by Airports | 0 | - | 4.51 | 81,200 |
| U.S. National Parks Map Quiz | 0 | - | 4.51 | 51,720 |
| Countries with Three Borders | 0 | - | 4.96 | 31,364 |
| Huge List of Famous Mountains | 0 | - | 4.81 | 30,327 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,381,053 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 340,782 |
| Island Countries Quiz | 0 | - | 4.99 | 659,934 |
| Biggest Countries by Area | 0 | - | 5.00 | 932,068 |
| Northernmost Countries | 0 | - | 4.99 | 326,888 |
| Countries of South America | 0 | - | 5.00 | 792,032 |
| Countries of Oceania | 0 | - | 5.00 | 892,254 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,146,477 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,569,824 |
| Analogies of Countries #1 | 0 | - | 4.84 | 50,254 |
| Pacific Ocean General Knowledge | 0 | - | 4.59 | 26,753 |
| Largest Deserts in the World | 0 | - | 4.02 | 41,237 |
| Five Letter Geography #4 | 0 | - | 4.84 | 65,684 |
| World Map Divided into Regions | 0 | - | 4.17 | 35,371 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 125,670 |
| Countries with Megacities | 0 | - | 4.99 | 196,899 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 171,256 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 97,783 |
| Countries With More than 200 Million People | 0 | - | 4.93 | 95,157 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 63,746 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 247,562 |
| Cities by Tourist Attraction #1 | 0 | - | 3.64 | 80,036 |
| Cities by Famous Street | 0 | - | 3.99 | 47,408 |
| Global Cities on a World Map | 0 | - | 4.92 | 91,369 |
| Northernmost Capital Cities | 0 | - | 4.98 | 93,924 |
| Most Remote Capital Cities | 0 | - | 4.90 | 43,656 |
| Capital Cities: Ports and Saints | 0 | - | 4.94 | 34,283 |
| Capitals with the Shortest Names | 0 | - | 4.96 | 90,674 |
| Same Letter Country and Capital | 0 | - | 4.99 | 127,056 |
| Countries by Capital City | 0 | - | 4.99 | 49,246 |
| Capital Cities Based on First Two Letters | 0 | - | 4.84 | 65,845 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 104,977 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 72,861 |
| Moved Capital Cities | 0 | - | 4.94 | 52,215 |
| Countries by Official Language | 0 | - | 4.96 | 169,593 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.92 | 248,931 |
| Countries in their Native Language | 0 | - | 4.98 | 178,134 |
| Independence from Whom | 0 | - | 4.99 | 185,350 |
| Subdivisions by Country | 0 | - | 4.82 | 46,409 |
| Who Controlled These Colonies? | 0 | - | 4.89 | 113,303 |
| Megadiverse Countries | 0 | - | 4.96 | 125,252 |
| Countries With the Most English Speakers | 0 | - | 4.87 | 91,197 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 106,612 |
| Most Desired Destinations for Potential Migrants | 0 | - | 4.83 | 47,350 |
| 15 Biggest Island Countries | 0 | - | 4.99 | 131,478 |
| Most Recently-Settled Countries | 0 | - | 4.92 | 49,093 |
| Countries of the World in 1938 Quiz | 0 | - | 4.96 | 77,762 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.95 | 145,053 |
| Countries with Multiple Populous Islands | 0 | - | 4.91 | 76,996 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 41,310 |
| Countries by Sports League Revenue | 0 | - | 4.88 | 43,717 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 101,542 |
| Countries Furthest from the United States | 0 | - | 4.94 | 71,948 |
| Countries with the Highest HDI | 0 | - | 4.95 | 130,928 |
| Smallest Countries with at Least One Border | 0 | - | 4.90 | 81,412 |
| Southernmost Countries of the World | 0 | - | 4.99 | 206,550 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 90,804 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.90 | 107,903 |
| Countries With the Most Languages | 0 | - | 4.90 | 173,380 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.93 | 87,239 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.86 | 71,501 |
| Countries with the Most Prisoners | 0 | - | 4.93 | 86,191 |
| Countries with the Most Domestic Camels | 0 | - | 4.92 | 53,868 |
| Tallest Countries North to South | 0 | - | 4.84 | 110,372 |
| Widest Countries East to West | 0 | - | 4.93 | 119,289 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 68,801 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 158,913 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 92,609 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.96 | 85,346 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 118,749 |
| Countries with the Most Desert | 0 | - | 4.92 | 105,091 |
| Countries by Contribution to UN Budget | 0 | - | 4.86 | 66,433 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 32,031 |
| Countries with Double Letters | 0 | - | 4.96 | 68,155 |
| Countries that End in N | 0 | - | 4.93 | 132,481 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 229,511 |
| Countries with Six Letters Quiz | 0 | - | 4.95 | 186,849 |
| Countries with W | 0 | - | 4.97 | 122,570 |
| Countries with Z | 0 | - | 4.98 | 244,216 |
| Countries with Letters Missing | 0 | - | 4.97 | 156,671 |
| Countries That End in U | 0 | - | 4.95 | 107,461 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 89,285 |
| Countries that End in O | 0 | - | 4.92 | 146,849 |
| Countries that End in R | 0 | - | 4.85 | 96,420 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 147,199 |
| Countries Ending in "IA" | 0 | - | 4.99 | 171,185 |
| Countries by First and Last Letter #1 | 0 | - | 4.98 | 155,671 |
| Countries by Last Two Letters | 0 | - | 4.91 | 116,152 |
| Countries by First and Last Letter #2 | 0 | - | 4.94 | 129,222 |
| Countries That End in Y | 0 | - | 4.90 | 161,596 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 160,899 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.91 | 120,677 |
| Countries that End in I | 0 | - | 4.92 | 114,463 |
| Countries Based on First Two Letters #2 | 0 | - | 4.98 | 149,453 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 88,230 |
| Countries That End in NIA | 0 | - | 4.93 | 100,790 |
| Countries That End in BIA | 0 | - | 4.91 | 125,999 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.93 | 153,180 |
| Countries Whose Names Start with Saint | 0 | - | 4.88 | 109,680 |
| Countries That End in RIA | 0 | - | 4.90 | 100,909 |
| Most Common Words in Official Country Names | 0 | - | 4.85 | 100,382 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 200,560 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 119,587 |
