| Countries of the World Quiz | 0 | - | 5.00 | 47,889,607 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,808 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,771 |
| Top World Languages | 0 | - | 4.92 | 829,941 |
| Places in their Native Language #1 | 0 | - | 4.85 | 243,384 |
| Busiest Airports in Europe | 0 | - | 4.91 | 147,056 |
| World's Busiest Airports | 0 | - | 4.96 | 237,381 |
| U.S. National Parks Map Quiz | 0 | - | 4.48 | 56,108 |
| UNESCO World Heritage Countries | 0 | - | 4.98 | 136,830 |
| Countries with the Most Airports | 0 | - | 4.96 | 100,220 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.97 | 126,846 |
| Five Countries With the Most Tourists by Continent | 0 | - | 4.95 | 123,294 |
| Airport Codes Quiz #1 | 0 | - | 4.82 | 216,637 |
| Busiest Air Routes in the World | 0 | - | 4.54 | 38,580 |
| Boundary Waters | 0 | - | 4.92 | 88,772 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,424 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,714 |
| Countries Whose Airlines Carried the Most Passengers | 0 | - | 4.95 | 73,025 |
| World Currency Quiz | 0 | - | 4.92 | 306,845 |
| Tourist Route of Europe | 0 | - | 4.24 | 42,973 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,708 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,507 |
| Largest Countries with Little Tourism | 0 | - | 4.70 | 62,140 |
| Places in their Native Language #2 | 0 | - | 4.80 | 134,965 |
| Busiest Airports in the United States | 0 | - | 4.54 | 136,158 |
| Landlocked Countries | 0 | - | 4.99 | 426,026 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,549 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 119,101 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,933 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,008 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,021 |
| Cities by Airports | 0 | - | 4.47 | 104,047 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,945 |
| World Capitals Quiz | 0 | - | 5.00 | 5,106,957 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,351 |
| Himalayan Countries | 0 | - | 4.93 | 140,312 |
| Andean Countries | 0 | - | 4.94 | 85,502 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,648 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,054 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,222 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,460 |
| Danube Countries | 0 | - | 4.97 | 72,418 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,616 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,857 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,159 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,641 |
| European Landlocked Countries | 0 | - | 4.99 | 147,621 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,327 |
| Countries with the Most Species | 0 | - | 4.99 | 103,575 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,429 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,781 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,892 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,850 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,589 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,029 |
| Countries in the Alps | 0 | - | 4.87 | 118,799 |
| Countries with the Most Tourists Per Capita | 0 | - | 4.28 | 82,313 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,673 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,898 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,972 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,037 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,976 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,276 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,425 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,879 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,437 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,192 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,889 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,753 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,570 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,812 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,904 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,888 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,629 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 73,812 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,693 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,777 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,189 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,519 |
| Largest Countries By Category | 0 | - | 4.97 | 158,886 |
| Countries by Countries | 0 | - | 4.96 | 63,659 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,404 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,116 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,805,280 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 146,465 |
| Western Europe Map Quiz | 0 | - | 4.85 | 93,988 |
| Demonyms Quiz | 0 | - | 4.15 | 185,546 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,619 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 210,130 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,580 |
| Longest International Borders | 0 | - | 4.99 | 265,830 |
| Countries with Three Borders | 0 | - | 4.96 | 36,779 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,361 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,500 |
| Demonym of Every Country | 0 | - | 4.90 | 61,493 |
| Pacific Ocean General Knowledge | 0 | - | 4.70 | 36,395 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,549 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,599,826 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,727 |
| Island Countries | 0 | - | 4.99 | 712,619 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,054,906 |
| Northernmost Countries | 0 | - | 4.99 | 364,079 |
| Countries of South America | 0 | - | 5.00 | 932,880 |
| Countries of Oceania | 0 | - | 5.00 | 1,063,598 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,889,735 |
| "Land" Countries | 0 | - | 4.98 | 338,424 |
| Airports Named for People #1 | 0 | - | 4.44 | 56,116 |
| World's Biggest Airlines | 0 | - | 4.42 | 126,228 |
| Airline Logos | 0 | - | 4.45 | 141,449 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,735 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,204 |
| Countries with Megacities | 0 | - | 4.99 | 267,193 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,882 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,156 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,201 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,268 |
| Cities by Tourist Attraction #1 | 0 | - | 3.63 | 81,186 |
| Cities by Famous Street | 0 | - | 3.96 | 48,382 |
| Cities by Tourist Attraction #2 | 0 | - | 3.73 | 32,184 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,325 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,373 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,981 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,219 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,246 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,168 |
| Countries by Capital City | 0 | - | 5.00 | 69,419 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,868 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,243 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,822 |
| Moved Capital Cities | 0 | - | 4.96 | 74,658 |
| Countries by Official Language | 0 | - | 4.95 | 196,025 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,668 |
| Countries in their Native Language | 0 | - | 4.99 | 199,756 |
| Independence from Whom | 0 | - | 4.99 | 213,107 |
| Subdivisions by Country | 0 | - | 4.87 | 50,621 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,466 |
| Megadiverse Countries | 0 | - | 4.96 | 135,289 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,965 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,546 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,698 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,232 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,280 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,861 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,130 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,573 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,071 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,262 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 78,563 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 108,385 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,449 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,154 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,590 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,880 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,394,095 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,402 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,724 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,291 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,105 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,576 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,619 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,453 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,553 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,755 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,705 |
| Tallest Countries North to South | 0 | - | 4.85 | 130,750 |
| Widest Countries East to West | 0 | - | 4.92 | 130,506 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,602 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,275 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,524 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,071 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,993 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,498 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,507 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,896 |
| Countries with Double Letters | 0 | - | 4.96 | 97,112 |
| Countries that End in N | 0 | - | 4.95 | 171,986 |
| Countries with Five Letters | 0 | - | 4.96 | 283,855 |
| Countries with Six Letters | 0 | - | 4.94 | 214,516 |
| Countries with W | 0 | - | 4.96 | 160,974 |
| Countries with Z | 0 | - | 4.98 | 292,494 |
| Countries with Letters Missing | 0 | - | 4.96 | 187,311 |
| Countries That End in U | 0 | - | 4.95 | 121,203 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 135,130 |
| Countries that End in O | 0 | - | 4.92 | 160,227 |
| Countries that End in R | 0 | - | 4.87 | 119,192 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,951 |
| Countries Ending in "IA" | 0 | - | 4.99 | 209,877 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 171,174 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,846 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,776 |
| Countries That End in Y | 0 | - | 4.91 | 186,097 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 198,483 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 153,292 |
| Countries that End in I | 0 | - | 4.94 | 135,325 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 184,647 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 96,064 |
| Countries That End in NIA | 0 | - | 4.92 | 110,072 |
| Countries That End in BIA | 0 | - | 4.93 | 149,589 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,559 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,785 |
