| NATO Countries | 0 | - | 4.98 | 279,189 |
| EU Countries Quiz | 0 | - | 4.99 | 272,809 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 287,379 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 271,803 |
| Top Five Countries by Religion | 0 | - | 4.93 | 170,685 |
| Countries with NO Military | 0 | - | 4.97 | 61,931 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,380 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,316,209 |
| Majority Muslim Countries | 0 | - | 4.98 | 373,089 |
| Landlocked Countries | 0 | - | 4.99 | 418,637 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,755,174 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,847 |
| Himalayan Countries | 0 | - | 4.94 | 137,298 |
| Andean Countries | 0 | - | 4.95 | 83,862 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,140 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,543 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,786 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,308 |
| Danube Countries | 0 | - | 4.97 | 71,620 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,508 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,023 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,588 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,659 |
| European Landlocked Countries | 0 | - | 4.99 | 146,737 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,092 |
| Countries with the Most Species | 0 | - | 4.99 | 102,876 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,224 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,422 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,576 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,282 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,962 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,342 |
| Countries in the Alps | 0 | - | 4.87 | 117,638 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,103 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,315 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,389 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,956 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,057 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,425 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,247 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,158 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,946 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,759 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,528 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,458 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,324 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,898 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,172 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,184 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,129 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,044 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,555 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,484 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,244 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,155 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,975 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,107 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,338 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,640 |
| Largest Countries By Category | 0 | - | 4.97 | 157,585 |
| Countries by Countries | 0 | - | 4.96 | 62,815 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 319,684 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,847 |
| Buddhist Countries | 0 | - | 4.96 | 143,697 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,298 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 334,593 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 123,154 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,744 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,523 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,959 |
| Island Countries | 0 | - | 4.99 | 709,628 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,045,771 |
| Northernmost Countries | 0 | - | 4.99 | 360,359 |
| Countries of South America | 0 | - | 5.00 | 922,566 |
| Countries of Oceania | 0 | - | 5.00 | 1,050,575 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,865,574 |
| "Land" Countries | 0 | - | 4.98 | 335,735 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,049 |
| Orthodox Countries | 0 | - | 4.92 | 131,269 |
| Richest Island Countries | 0 | - | 4.84 | 100,284 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,375,138 |
| Monarchies of Europe | 0 | - | 4.90 | 97,942 |
| Monarchies of Asia | 0 | - | 4.97 | 70,970 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 235,419 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,500 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,771 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,119 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,076 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 189,387 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,270 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,253 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 270,214 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,016 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,343 |
| Countries that Start with A | 0 | - | 4.98 | 2,158,541 |
| Countries that Start with B | 0 | - | 4.95 | 2,290,538 |
| Countries that Start with C | 0 | - | 4.96 | 1,818,896 |
| Countries that Start with D | 0 | - | 4.96 | 707,410 |
| Countries that Start with E | 0 | - | 4.95 | 1,374,608 |
| Countries that Start with G | 0 | - | 4.97 | 1,500,274 |
| Countries that Start with H | 0 | - | 4.96 | 602,902 |
| Countries that Start with I | 0 | - | 4.92 | 1,285,963 |
| Countries that Start with J | 0 | - | 4.98 | 600,754 |
| Countries that Start with K | 0 | - | 4.97 | 813,834 |
| Countries that Start with L | 0 | - | 4.98 | 1,088,691 |
| Countries that Start with N | 0 | - | 4.93 | 1,115,646 |
| Countries that Start with P | 0 | - | 4.94 | 1,214,143 |
| Countries that Start with S | 0 | - | 4.98 | 1,752,167 |
| Countries that Start with T | 0 | - | 4.90 | 1,008,348 |
| Countries that Start with U | 0 | - | 4.97 | 903,251 |
| Countries that Start with V | 0 | - | 4.98 | 608,310 |
| Countries that Start with F | 0 | - | 4.83 | 616,167 |
| Countries that Start with M | 0 | - | 4.97 | 1,379,406 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,433 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 194,874 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,149 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,937 |
| Countries with Megacities | 0 | - | 4.99 | 257,822 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,805 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,939 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,088 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,950 |
| Countries by Official Language | 0 | - | 4.95 | 194,591 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,467 |
| Countries in their Native Language | 0 | - | 4.99 | 198,135 |
| Independence from Whom | 0 | - | 4.99 | 211,249 |
| Subdivisions by Country | 0 | - | 4.86 | 50,275 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,653 |
| Megadiverse Countries | 0 | - | 4.96 | 134,749 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,511 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,170 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,735 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,007 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,675 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,360 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,935 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,827 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,468 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,976 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,897 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,700 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,972 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,758 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,126 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,007 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,447 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,900 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,609 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,268 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,490 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,652 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,805 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,248 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,257 |
| Widest Countries East to West | 0 | - | 4.92 | 129,341 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,376 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,929 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,983 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,493 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,184 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,520 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,222 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,724 |
| Countries with Double Letters | 0 | - | 4.97 | 95,046 |
| Countries that End in N | 0 | - | 4.95 | 169,903 |
| Countries with Five Letters | 0 | - | 4.96 | 279,873 |
| Countries with Six Letters | 0 | - | 4.94 | 212,423 |
| Countries with W | 0 | - | 4.97 | 159,495 |
| Countries with Z | 0 | - | 4.98 | 289,743 |
| Countries with Letters Missing | 0 | - | 4.96 | 185,694 |
| Countries That End in U | 0 | - | 4.95 | 120,395 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 133,714 |
| Countries that End in O | 0 | - | 4.92 | 159,181 |
| Countries that End in R | 0 | - | 4.87 | 118,724 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,501 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,272 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,076 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,064 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,647 |
| Countries That End in Y | 0 | - | 4.90 | 185,637 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,191 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,394 |
| Countries that End in I | 0 | - | 4.94 | 134,851 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 183,041 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,563 |
| Countries That End in NIA | 0 | - | 4.92 | 109,499 |
| Countries That End in BIA | 0 | - | 4.93 | 148,822 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,681 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,026 |
| Countries That End in RIA | 0 | - | 4.93 | 126,516 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,600 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 226,617 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,188 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 125,533 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 91,084 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,296 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,656 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,212 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,183 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 53,509 |
