| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,164 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,329 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,193 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,039 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,884,373 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,062 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,147 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,098 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,074 |
| Landlocked Countries | 0 | - | 4.99 | 413,209 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,260 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 332,696 |
| Countries with the Most Christians | 0 | - | 4.92 | 141,365 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 49,681 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,076 |
| Countries by Emojis | 0 | - | 4.99 | 235,999 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,067 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 86,865 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 121,973 |
| Political Movements by Country | 0 | - | 4.46 | 72,244 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,712,929 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,075 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,677 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,397 |
| Himalayan Countries | 0 | - | 4.95 | 135,178 |
| Andean Countries | 0 | - | 4.94 | 82,741 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,156 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,091 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,824 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,527 |
| Danube Countries | 0 | - | 4.97 | 71,036 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,702 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,494 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,378 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,298 |
| European Landlocked Countries | 0 | - | 4.99 | 145,707 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,125 |
| Countries with the Most Species | 0 | - | 4.99 | 95,220 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,273 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,190 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,352 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,934 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,545 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,908 |
| Countries in the Alps | 0 | - | 4.87 | 116,757 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,516 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,167 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,979 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,378 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,103 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,963 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,517 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,721 |
| Largest Country by Body of Water | 0 | - | 4.96 | 56,967 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,014 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,179 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,016 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,406 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,706 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,715 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 116,970 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,599 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,299 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,299 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,227 |
| Countries with the Most Catholics | 0 | - | 4.90 | 107,946 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,726 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,035 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,494 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,570 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,313 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 88,799 |
| Largest Countries By Category | 0 | - | 4.97 | 156,683 |
| Orthodox Countries | 0 | - | 4.91 | 130,313 |
| Countries by Countries | 0 | - | 4.96 | 62,216 |
| Richest Island Countries | 0 | - | 4.84 | 99,454 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 47,602 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 95,601 |
| Small Countries with Large Economies | 0 | - | 4.63 | 89,317 |
| Battle to Country | 0 | - | 4.91 | 52,476 |
| Monarchies of Europe | 0 | - | 4.90 | 97,264 |
| Monarchies of Asia | 0 | - | 4.97 | 70,566 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,717 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,412 |
| Countries with the Most Exports | 0 | - | 4.96 | 154,095 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 188,419 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,506 |
| Largest Economies in 2050 | 0 | - | 4.90 | 110,598 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 261,929 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.95 | 102,883 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.90 | 83,664 |
| Books by Country Quiz | 0 | - | 4.30 | 32,172 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,568 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 110,538 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 193,824 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,399 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 371,988 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,436 |
| Island Countries | 0 | - | 4.99 | 707,427 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,361,146 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,038,900 |
| Northernmost Countries | 0 | - | 4.99 | 357,484 |
| Countries of South America | 0 | - | 5.00 | 914,018 |
| Countries of Oceania | 0 | - | 5.00 | 1,039,445 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,846,705 |
| "Land" Countries | 0 | - | 4.98 | 333,522 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 39,968 |
| Richest Countries A-Z | 0 | - | 4.92 | 101,762 |
| Large Countries with Small Economies | 0 | - | 4.94 | 80,283 |
| Countries that Produce the Most Beer | 0 | - | 4.85 | 129,582 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,200 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,077 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,475 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,195 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 99,399 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,073 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,523 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,247 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,424 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,973 |
| Countries with Megacities | 0 | - | 4.99 | 246,465 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,889 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,785 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,351 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,739 |
| Countries by Official Language | 0 | - | 4.95 | 192,679 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,002 |
| Countries in their Native Language | 0 | - | 4.99 | 196,546 |
| Independence from Whom | 0 | - | 4.99 | 209,578 |
| Subdivisions by Country | 0 | - | 4.86 | 50,045 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,661 |
| Megadiverse Countries | 0 | - | 4.97 | 133,858 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,720 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,899 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,399 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,848 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,589 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,966 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 92,772 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,109 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,198 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,729 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,476 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,390 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,462 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,482 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,641 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,000 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 108,445 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,276 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,247 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 103,927 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 121,897 |
| Countries With the Most Languages | 0 | - | 4.90 | 199,608 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 109,815 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 93,019 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,224 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 60,909 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,297 |
| Widest Countries East to West | 0 | - | 4.92 | 128,561 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,206 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,153 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,541 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,659 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,577 |
| Countries with the Most Desert | 0 | - | 4.93 | 126,995 |
| Countries by Contribution to UN Budget | 0 | - | 4.86 | 69,045 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,557 |
| Foods by Country of Origin #1 | 0 | - | 4.41 | 334,506 |
| Countries with Double Letters | 0 | - | 4.97 | 93,295 |
| Countries that End in N | 0 | - | 4.94 | 156,353 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 258,580 |
| Countries with Six Letters | 0 | - | 4.93 | 210,268 |
| Countries with W | 0 | - | 4.97 | 158,166 |
| Countries with Z | 0 | - | 4.98 | 287,750 |
| Countries with Letters Missing | 0 | - | 4.97 | 184,483 |
| Countries That End in U | 0 | - | 4.95 | 119,480 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 132,450 |
| Countries that End in O | 0 | - | 4.92 | 158,507 |
| Countries that End in R | 0 | - | 4.87 | 118,240 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 154,838 |
| Countries Ending in "IA" | 0 | - | 4.99 | 206,932 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 169,247 |
| Countries by Last Two Letters | 0 | - | 4.85 | 134,434 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 140,812 |
| Countries That End in Y | 0 | - | 4.90 | 185,178 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 196,275 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 151,603 |
| Countries that End in I | 0 | - | 4.94 | 134,363 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 182,103 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,168 |
| Countries That End in NIA | 0 | - | 4.92 | 108,961 |
| Countries That End in BIA | 0 | - | 4.92 | 147,657 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,014 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 118,442 |
| Countries That End in RIA | 0 | - | 4.93 | 126,048 |
| Most Common Words in Official Country Names | 0 | - | 4.85 | 109,962 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 225,089 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 132,480 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 124,857 |
