| Countries that Start with A | 0 | - | 4.98 | 2,177,513 |
| Countries that Start with B | 0 | - | 4.95 | 2,308,156 |
| Countries that Start with C | 0 | - | 4.96 | 1,832,759 |
| Countries that Start with D | 0 | - | 4.96 | 717,322 |
| Countries that Start with E | 0 | - | 4.95 | 1,386,115 |
| Countries that Start with G | 0 | - | 4.97 | 1,512,627 |
| Countries that Start with H | 0 | - | 4.96 | 610,189 |
| Countries that Start with I | 0 | - | 4.92 | 1,295,390 |
| Countries that Start with J | 0 | - | 4.98 | 607,589 |
| Countries that Start with K | 0 | - | 4.97 | 821,412 |
| Countries that Start with L | 0 | - | 4.98 | 1,097,665 |
| Countries that Start with N | 0 | - | 4.93 | 1,124,719 |
| Countries that Start with P | 0 | - | 4.94 | 1,222,866 |
| Countries that Start with S | 0 | - | 4.98 | 1,764,300 |
| Countries that Start with U | 0 | - | 4.97 | 908,963 |
| Countries that Start with V | 0 | - | 4.98 | 612,371 |
| Countries that Start with F | 0 | - | 4.83 | 621,763 |
| Countries that Start with M | 0 | - | 4.97 | 1,389,162 |
| One Country By Letter By Continent | 0 | - | 5.00 | 125,845 |
| Countries Bordering "U" Countries | 0 | - | 4.83 | 24,929 |
| Countries that Start with R | 0 | - | 4.44 | 450,632 |
| Richest Countries A-Z | 0 | - | 4.91 | 104,165 |
| Majority Muslim Countries | 0 | - | 4.98 | 378,173 |
| NATO Countries | 0 | - | 4.98 | 283,809 |
| EU Countries Quiz | 0 | - | 4.99 | 278,642 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 291,727 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 277,462 |
| Top Five Countries by Religion | 0 | - | 4.93 | 173,661 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,933 |
| Countries with NO Military | 0 | - | 4.97 | 63,539 |
| Countries by Number of Books Published | 0 | - | 4.95 | 73,156 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,940,710 |
| Countries with the Most Christians | 0 | - | 4.93 | 144,852 |
| Countries with the Most Tanks | 0 | - | 4.91 | 108,411 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 51,238 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 75,215 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 324,136 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 89,277 |
| Buddhist Countries | 0 | - | 4.96 | 145,207 |
| Countries with the Most Billionaires | 0 | - | 4.91 | 337,197 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,873 |
| Landlocked Countries | 0 | - | 4.99 | 426,883 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,809,670 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,893 |
| Countries with the Most Catholics | 0 | - | 4.90 | 110,552 |
| Orthodox Countries | 0 | - | 4.92 | 132,898 |
| Richest Island Countries | 0 | - | 4.85 | 101,305 |
| Battle to Country | 0 | - | 4.91 | 54,067 |
| Monarchies of Europe | 0 | - | 4.90 | 98,985 |
| Monarchies of Asia | 0 | - | 4.97 | 71,568 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 238,459 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 227,315 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 193,920 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 124,258 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,326 |
| Countries with the Most Muslims | 0 | - | 4.95 | 161,304 |
| Countries with the Most Exports | 0 | - | 4.96 | 156,307 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,598 |
| Countries by Oil Consumption | 0 | - | 4.96 | 124,117 |
| Largest Economies in 2050 | 0 | - | 4.88 | 112,009 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 275,331 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 105,091 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 85,178 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,642 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 196,276 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 119,193 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 67,087 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 99,065 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,226 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,946 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 410,141 |
| Island Countries | 0 | - | 4.99 | 712,861 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,734 |
| Himalayan Countries | 0 | - | 4.93 | 140,656 |
| Andean Countries | 0 | - | 4.94 | 85,724 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,843 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,375 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,396 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,629 |
| Danube Countries | 0 | - | 4.97 | 72,510 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,732 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,933 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,359 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,815 |
| European Landlocked Countries | 0 | - | 4.99 | 147,701 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,470 |
| Countries with the Most Species | 0 | - | 4.99 | 103,625 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,572 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,802 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,933 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,899 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,653 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,099 |
| Countries in the Alps | 0 | - | 4.87 | 118,915 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,891 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,053 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,034 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,132 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,087 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,353 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,527 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,962 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,491 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,280 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,933 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,810 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,637 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,888 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,984 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,067 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,692 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 76,086 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,787 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 246,128 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,379 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,585 |
| Largest Countries By Category | 0 | - | 4.97 | 159,016 |
| Countries by Countries | 0 | - | 4.97 | 63,761 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,395,959 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,375 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,437 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,697 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,191 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,055,707 |
| Northernmost Countries | 0 | - | 4.99 | 364,421 |
| Countries of South America | 0 | - | 5.00 | 933,724 |
| Countries of Oceania | 0 | - | 5.00 | 1,064,779 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,891,749 |
| "Land" Countries | 0 | - | 4.98 | 338,818 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,797 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,913 |
| Large Countries with Small Economies | 0 | - | 4.95 | 81,364 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 194,008 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,898 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,794 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 154,981 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 100,671 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,731 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,455,444 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,822 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,401 |
| Countries with Megacities | 0 | - | 4.99 | 267,617 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,047 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,274 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,387 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,381 |
| Name a World Capital A-Z | 0 | - | 5.00 | 177,179 |
| Countries by Official Language | 0 | - | 4.95 | 196,153 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,839 |
| Countries in their Native Language | 0 | - | 4.99 | 199,887 |
| Independence from Whom | 0 | - | 4.99 | 213,306 |
| Subdivisions by Country | 0 | - | 4.87 | 50,650 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,599 |
| Megadiverse Countries | 0 | - | 4.96 | 147,773 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 133,074 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,564 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,772 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,244 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,407 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,907 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,227 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,604 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,141 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,280 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,695 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 108,457 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,483 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,195 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,617 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,940 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,623 |
| World Map Quiz | 0 | - | 4.81 | 65,871 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 159,702 |
| Smallest Countries with at Least One Border | 0 | - | 4.88 | 107,773 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,430 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,186 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,649 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,812 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,517 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,626 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,815 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,742 |
| Tallest Countries North to South | 0 | - | 4.85 | 130,893 |
| Widest Countries East to West | 0 | - | 4.92 | 130,799 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,623 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,349 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,545 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,128 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 149,067 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,577 |
| Countries by Contribution to UN Budget | 0 | - | 4.88 | 77,525 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,916 |
| Countries with Double Letters | 0 | - | 4.96 | 97,477 |
| Countries that End in N | 0 | - | 4.95 | 172,517 |
| Countries with Five Letters | 0 | - | 4.96 | 284,466 |
| Countries with Six Letters | 0 | - | 4.94 | 214,834 |
| Countries with W | 0 | - | 4.96 | 161,217 |
| Countries with Z | 0 | - | 4.98 | 292,857 |
| Countries with Letters Missing | 0 | - | 4.96 | 187,577 |
| Countries That End in U | 0 | - | 4.95 | 121,336 |