| Majority Muslim Countries | 0 | - | 4.98 | 375,912 |
| NATO Countries | 0 | - | 4.98 | 281,854 |
| EU Countries Quiz | 0 | - | 4.99 | 275,915 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 289,646 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 274,852 |
| Top Five Countries by Religion | 0 | - | 4.93 | 172,429 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,104 |
| Countries with NO Military | 0 | - | 4.97 | 62,733 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,844 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,636,183 |
| Landlocked Countries | 0 | - | 4.99 | 422,656 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 322,010 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 336,106 |
| Countries with the Most Christians | 0 | - | 4.93 | 143,707 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,776 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,783 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,951 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,613 |
| Buddhist Countries | 0 | - | 4.96 | 144,684 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,106 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,783,482 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,856 |
| Himalayan Countries | 0 | - | 4.95 | 139,034 |
| Andean Countries | 0 | - | 4.93 | 84,802 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,027 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,107 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,616 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,930 |
| Danube Countries | 0 | - | 4.97 | 72,099 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,130 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,500 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,454 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,946 |
| European Landlocked Countries | 0 | - | 4.99 | 147,234 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,772 |
| Countries with the Most Species | 0 | - | 4.99 | 103,310 |
| Countries 197 to 205 | 0 | - | 4.90 | 70,896 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,632 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,751 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,599 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,320 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,744 |
| Countries in the Alps | 0 | - | 4.87 | 118,315 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,550 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,197 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,721 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,674 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,587 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,001 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,760 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,570 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,228 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,925 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,691 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,574 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,300 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,544 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,609 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,065 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,373 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 64,510 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,876 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,207 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,310 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,332 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,286 |
| Largest Countries By Category | 0 | - | 4.97 | 158,350 |
| Orthodox Countries | 0 | - | 4.92 | 132,343 |
| Countries by Countries | 0 | - | 4.96 | 63,322 |
| Richest Island Countries | 0 | - | 4.85 | 100,859 |
| Monarchies of Europe | 0 | - | 4.90 | 98,422 |
| Monarchies of Asia | 0 | - | 4.97 | 71,276 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 236,880 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 123,243 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,752 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,064 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,755 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,716 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,055 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,563 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,654 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 272,961 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,602 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,755 |
| Countries that Start with A | 0 | - | 4.98 | 2,168,080 |
| Countries that Start with B | 0 | - | 4.95 | 2,299,316 |
| Countries that Start with C | 0 | - | 4.96 | 1,826,031 |
| Countries that Start with D | 0 | - | 4.96 | 712,504 |
| Countries that Start with E | 0 | - | 4.95 | 1,380,507 |
| Countries that Start with G | 0 | - | 4.97 | 1,506,760 |
| Countries that Start with H | 0 | - | 4.96 | 606,752 |
| Countries that Start with I | 0 | - | 4.92 | 1,290,945 |
| Countries that Start with J | 0 | - | 4.98 | 604,315 |
| Countries that Start with K | 0 | - | 4.97 | 817,892 |
| Countries that Start with L | 0 | - | 4.98 | 1,093,263 |
| Countries that Start with N | 0 | - | 4.93 | 1,120,320 |
| Countries that Start with P | 0 | - | 4.94 | 1,218,669 |
| Countries that Start with S | 0 | - | 4.98 | 1,758,396 |
| Countries that Start with T | 0 | - | 4.90 | 1,011,764 |
| Countries that Start with U | 0 | - | 4.97 | 906,027 |
| Countries that Start with V | 0 | - | 4.98 | 610,432 |
| Countries that Start with F | 0 | - | 4.83 | 619,161 |
| Countries that Start with M | 0 | - | 4.97 | 1,384,525 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,091 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 195,595 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,668 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,218 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,707 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 407,745 |
| Island Countries | 0 | - | 4.99 | 711,280 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,385,363 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,050,730 |
| Northernmost Countries | 0 | - | 4.99 | 362,289 |
| Countries of South America | 0 | - | 5.00 | 928,310 |
| Countries of Oceania | 0 | - | 5.00 | 1,058,137 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,879,386 |
| "Land" Countries | 0 | - | 4.98 | 337,544 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,446 |
| Richest Countries A-Z | 0 | - | 4.91 | 103,547 |
| Large Countries with Small Economies | 0 | - | 4.95 | 81,104 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,412 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,336 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,536 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 154,507 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,532 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,449,280 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,244 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,100 |
| Countries with Megacities | 0 | - | 4.99 | 265,032 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,911 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,588 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,176 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,660 |
| Countries by Official Language | 0 | - | 4.95 | 195,385 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,557 |
| Countries in their Native Language | 0 | - | 4.99 | 199,172 |
| Independence from Whom | 0 | - | 4.99 | 212,259 |
| Subdivisions by Country | 0 | - | 4.87 | 50,464 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,851 |
| Megadiverse Countries | 0 | - | 4.96 | 135,070 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,208 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,390 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,272 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,131 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,217 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,637 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,566 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,214 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,695 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,169 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,829 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,930 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,246 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,002 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,396 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,413 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,226 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,356 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,065 |
| Countries With the Most Languages | 0 | - | 4.90 | 202,425 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,968 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,074 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,356 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,481 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,618 |
| Widest Countries East to West | 0 | - | 4.92 | 129,716 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,472 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,462 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,146 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,814 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,647 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,936 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,398 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,814 |
| Countries with Double Letters | 0 | - | 4.96 | 96,386 |
| Countries that End in N | 0 | - | 4.95 | 171,271 |
| Countries with Five Letters | 0 | - | 4.96 | 282,760 |
| Countries with Six Letters | 0 | - | 4.94 | 213,712 |
| Countries with W | 0 | - | 4.97 | 160,443 |
| Countries with Z | 0 | - | 4.98 | 291,622 |
| Countries with Letters Missing | 0 | - | 4.96 | 186,806 |
| Countries That End in U | 0 | - | 4.95 | 120,902 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 134,566 |
| Countries that End in O | 0 | - | 4.92 | 159,555 |
| Countries that End in R | 0 | - | 4.87 | 119,003 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,765 |
| Countries Ending in "IA" | 0 | - | 4.99 | 209,237 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,764 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,532 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,454 |
| Countries That End in Y | 0 | - | 4.91 | 185,917 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 198,010 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,931 |
| Countries that End in I | 0 | - | 4.94 | 135,135 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 184,190 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,857 |
| Countries That End in NIA | 0 | - | 4.92 | 109,835 |
| Countries That End in BIA | 0 | - | 4.93 | 149,271 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,174 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,481 |
