| NATO Countries | 0 | - | 4.98 | 284,249 |
| EU Countries Quiz | 0 | - | 4.99 | 279,173 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 292,118 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 278,303 |
| Top Five Countries by Religion | 0 | - | 4.93 | 173,937 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 150,116 |
| Countries with NO Military | 0 | - | 4.97 | 63,677 |
| Countries by Number of Books Published | 0 | - | 4.95 | 73,241 |
| Countries of the World Quiz | 0 | - | 5.00 | 48,004,265 |
| Majority Muslim Countries | 0 | - | 4.98 | 378,658 |
| Landlocked Countries | 0 | - | 4.99 | 427,678 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,815,424 |
| Sahara Desert Countries | 0 | - | 4.98 | 167,118 |
| Himalayan Countries | 0 | - | 4.93 | 141,006 |
| Andean Countries | 0 | - | 4.94 | 85,893 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 65,005 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,618 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,549 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,754 |
| Danube Countries | 0 | - | 4.97 | 72,607 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,871 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 87,018 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,525 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 151,002 |
| European Landlocked Countries | 0 | - | 4.99 | 147,815 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,603 |
| Countries with the Most Species | 0 | - | 4.99 | 103,672 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,706 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,829 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,973 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,956 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,704 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,172 |
| Countries in the Alps | 0 | - | 4.87 | 119,046 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 103,116 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,251 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,090 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,218 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,189 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,423 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,641 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 54,033 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,536 |
| Countries with the Most Christians | 0 | - | 4.93 | 145,018 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,348 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,977 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,850 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,704 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,959 |
| Countries with the Most Grassland | 0 | - | 4.94 | 78,062 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,251 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,768 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 76,761 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,900 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 246,551 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,629 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,642 |
| Countries with the Most Tanks | 0 | - | 4.91 | 108,519 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 51,315 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 75,277 |
| Largest Countries By Category | 0 | - | 4.97 | 159,175 |
| Countries by Countries | 0 | - | 4.97 | 63,852 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 324,559 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 89,415 |
| Buddhist Countries | 0 | - | 4.96 | 145,314 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,285 |
| Countries with the Most Billionaires | 0 | - | 4.91 | 337,482 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 125,109 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 337,015 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 377,166 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 410,619 |
| Island Countries | 0 | - | 4.99 | 713,181 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,056,696 |
| Northernmost Countries | 0 | - | 4.99 | 364,821 |
| Countries of South America | 0 | - | 5.00 | 934,878 |
| Countries of Oceania | 0 | - | 5.00 | 1,066,226 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,894,556 |
| "Land" Countries | 0 | - | 4.98 | 339,162 |
| Countries with the Most Catholics | 0 | - | 4.90 | 110,708 |
| Orthodox Countries | 0 | - | 4.92 | 133,018 |
| Richest Island Countries | 0 | - | 4.85 | 101,416 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,398,402 |
| Monarchies of Europe | 0 | - | 4.90 | 99,083 |
| Monarchies of Asia | 0 | - | 4.97 | 71,642 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 238,750 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 124,425 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,385 |
| Countries with the Most Muslims | 0 | - | 4.95 | 161,435 |
| Countries with the Most Exports | 0 | - | 4.96 | 156,463 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,755 |
| Countries by Oil Consumption | 0 | - | 4.96 | 125,306 |
| Largest Economies in 2050 | 0 | - | 4.88 | 112,116 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 275,810 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 105,209 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.90 | 85,280 |
| Countries that Start with A | 0 | - | 4.98 | 2,179,379 |
| Countries that Start with B | 0 | - | 4.95 | 2,310,017 |
| Countries that Start with C | 0 | - | 4.96 | 1,834,204 |
| Countries that Start with D | 0 | - | 4.96 | 718,364 |
| Countries that Start with E | 0 | - | 4.95 | 1,387,342 |
| Countries that Start with G | 0 | - | 4.97 | 1,513,942 |
| Countries that Start with H | 0 | - | 4.96 | 610,967 |
| Countries that Start with I | 0 | - | 4.92 | 1,296,470 |
| Countries that Start with J | 0 | - | 4.98 | 608,290 |
| Countries that Start with K | 0 | - | 4.97 | 822,176 |
| Countries that Start with L | 0 | - | 4.98 | 1,098,605 |
| Countries that Start with N | 0 | - | 4.93 | 1,125,704 |
| Countries that Start with P | 0 | - | 4.94 | 1,223,804 |
| Countries that Start with S | 0 | - | 4.98 | 1,765,523 |
| Countries that Start with T | 0 | - | 4.90 | 1,016,282 |
| Countries that Start with U | 0 | - | 4.97 | 909,570 |
| Countries that Start with V | 0 | - | 4.98 | 612,780 |
| Countries that Start with F | 0 | - | 4.83 | 622,353 |
| Countries that Start with M | 0 | - | 4.97 | 1,390,145 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,772 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 196,404 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 119,303 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,643 |
| Countries with Megacities | 0 | - | 4.99 | 268,157 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,292 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,405 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,619 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,520 |
| Countries by Official Language | 0 | - | 4.95 | 196,323 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 298,079 |
| Countries in their Native Language | 0 | - | 4.99 | 200,034 |
| Independence from Whom | 0 | - | 4.99 | 213,527 |
| Subdivisions by Country | 0 | - | 4.87 | 50,682 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,750 |
| Megadiverse Countries | 0 | - | 4.96 | 149,739 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 133,213 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,594 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,843 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,272 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,543 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,955 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,372 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,653 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,206 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,299 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,887 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 108,517 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,528 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,248 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,668 |
| Smallest Countries with at Least One Border | 0 | - | 4.88 | 107,860 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,622 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,289 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,760 |
| Countries With the Most Languages | 0 | - | 4.90 | 204,051 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,613 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,724 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,902 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,784 |
| Tallest Countries North to South | 0 | - | 4.85 | 131,011 |
| Widest Countries East to West | 0 | - | 4.92 | 130,903 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,637 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,463 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,585 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,195 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 149,452 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,646 |
| Countries by Contribution to UN Budget | 0 | - | 4.88 | 77,547 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,934 |
| Countries with Double Letters | 0 | - | 4.96 | 97,767 |
| Countries that End in N | 0 | - | 4.95 | 172,767 |
| Countries with Five Letters | 0 | - | 4.96 | 284,826 |
| Countries with Six Letters | 0 | - | 4.94 | 215,101 |
| Countries with W | 0 | - | 4.96 | 161,417 |
| Countries with Z | 0 | - | 4.98 | 293,161 |
| Countries with Letters Missing | 0 | - | 4.96 | 187,790 |
| Countries That End in U | 0 | - | 4.95 | 121,452 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 135,539 |
| Countries that End in O | 0 | - | 4.92 | 160,422 |
| Countries that End in R | 0 | - | 4.87 | 119,314 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 156,085 |
| Countries Ending in "IA" | 0 | - | 4.99 | 210,253 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 187,584 |
| Countries by Last Two Letters | 0 | - | 4.85 | 136,297 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 143,968 |
| Countries That End in Y | 0 | - | 4.91 | 186,201 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 199,506 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 153,477 |
| Countries that End in I | 0 | - | 4.94 | 135,461 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 185,443 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 96,178 |
| Countries That End in NIA | 0 | - | 4.92 | 110,190 |
| Countries That End in BIA | 0 | - | 4.93 | 149,787 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 168,002 |
| Countries Whose Names Start with Saint | 0 | - | 4.88 | 119,944 |
| Countries That End in RIA | 0 | - | 4.93 | 127,193 |
| Most Common Words in Official Country Names | 0 | - | 4.85 | 111,589 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 229,061 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 134,458 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 126,922 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 92,483 |
| Add A Letter - Make a Country | 0 | - | 4.81 | 74,954 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 53,512 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,621 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,766 |
