| Countries that Start with A | 0 | - | 4.98 | 2,177,711 |
| Countries that Start with B | 0 | - | 4.95 | 2,308,338 |
| Countries that Start with C | 0 | - | 4.96 | 1,832,924 |
| Countries that Start with D | 0 | - | 4.96 | 717,429 |
| Countries that Start with E | 0 | - | 4.95 | 1,386,234 |
| Countries that Start with G | 0 | - | 4.97 | 1,512,772 |
| Countries that Start with H | 0 | - | 4.96 | 610,274 |
| Countries that Start with I | 0 | - | 4.92 | 1,295,484 |
| Countries that Start with J | 0 | - | 4.98 | 607,670 |
| Countries that Start with K | 0 | - | 4.97 | 821,489 |
| Countries that Start with L | 0 | - | 4.98 | 1,097,755 |
| Countries that Start with N | 0 | - | 4.93 | 1,124,811 |
| Countries that Start with P | 0 | - | 4.94 | 1,222,973 |
| Countries that Start with S | 0 | - | 4.98 | 1,764,417 |
| Countries that Start with T | 0 | - | 4.90 | 1,015,623 |
| Countries that Start with U | 0 | - | 4.97 | 909,023 |
| Countries that Start with V | 0 | - | 4.98 | 612,414 |
| Countries that Start with F | 0 | - | 4.83 | 621,832 |
| Countries that Start with M | 0 | - | 4.97 | 1,389,265 |
| One Country By Letter By Continent | 0 | - | 5.00 | 125,874 |
| Countries Bordering "U" Countries | 0 | - | 4.83 | 24,934 |
| Countries that Start with R | 0 | - | 4.44 | 450,673 |
| Richest Countries A-Z | 0 | - | 4.91 | 104,185 |
| Majority Muslim Countries | 0 | - | 4.98 | 378,224 |
| NATO Countries | 0 | - | 4.98 | 283,855 |
| EU Countries Quiz | 0 | - | 4.99 | 278,722 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 291,772 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 277,516 |
| Top Five Countries by Religion | 0 | - | 4.93 | 173,696 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,953 |
| Countries with NO Military | 0 | - | 4.97 | 63,555 |
| Countries by Number of Books Published | 0 | - | 4.95 | 73,166 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,947,733 |
| Countries with the Most Christians | 0 | - | 4.93 | 144,867 |
| Countries with the Most Tanks | 0 | - | 4.91 | 108,431 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 51,251 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 75,224 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 324,185 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 89,292 |
| Buddhist Countries | 0 | - | 4.96 | 145,216 |
| Countries with the Most Billionaires | 0 | - | 4.91 | 337,228 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,898 |
| Landlocked Countries | 0 | - | 4.99 | 426,969 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,810,387 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,909 |
| Countries with the Most Catholics | 0 | - | 4.90 | 110,565 |
| Orthodox Countries | 0 | - | 4.92 | 132,911 |
| Richest Island Countries | 0 | - | 4.85 | 101,320 |
| Battle to Country | 0 | - | 4.91 | 54,073 |
| Monarchies of Europe | 0 | - | 4.90 | 98,993 |
| Monarchies of Asia | 0 | - | 4.97 | 71,581 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 238,494 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 227,347 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 193,945 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 124,287 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,331 |
| Countries with the Most Muslims | 0 | - | 4.95 | 161,317 |
| Countries with the Most Exports | 0 | - | 4.96 | 156,329 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,620 |
| Countries by Oil Consumption | 0 | - | 4.96 | 124,340 |
| Largest Economies in 2050 | 0 | - | 4.88 | 112,028 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 275,394 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 105,104 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 85,190 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,653 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 196,297 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 119,203 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 67,093 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 99,071 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,328 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,974 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 410,184 |
| Island Countries | 0 | - | 4.99 | 712,892 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,783 |
| Himalayan Countries | 0 | - | 4.93 | 140,702 |
| Andean Countries | 0 | - | 4.94 | 85,738 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,866 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,408 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,420 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,644 |
| Danube Countries | 0 | - | 4.97 | 72,520 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,746 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,942 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,383 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,836 |
| European Landlocked Countries | 0 | - | 4.99 | 147,707 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,486 |
| Countries with the Most Species | 0 | - | 4.99 | 103,628 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,585 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,803 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,939 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,904 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,659 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,107 |
| Countries in the Alps | 0 | - | 4.87 | 118,930 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,919 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,066 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,040 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,142 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,093 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,362 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,545 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,972 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,497 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,288 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,939 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,817 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,653 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,902 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,998 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,088 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,700 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 76,199 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,804 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 246,175 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,410 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,593 |
| Largest Countries By Category | 0 | - | 4.97 | 159,036 |
| Countries by Countries | 0 | - | 4.97 | 63,783 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,396,214 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,390 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,440 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,198 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,055,825 |
| Northernmost Countries | 0 | - | 4.99 | 364,463 |
| Countries of South America | 0 | - | 5.00 | 933,873 |
| Countries of Oceania | 0 | - | 5.00 | 1,064,923 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,892,058 |
| "Land" Countries | 0 | - | 4.98 | 338,876 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,803 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,922 |
| Large Countries with Small Economies | 0 | - | 4.95 | 81,368 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 194,015 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,907 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,800 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 154,994 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 100,682 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,736 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,455,594 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,855 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,425 |
| Countries with Megacities | 0 | - | 4.99 | 267,679 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,072 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,288 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,415 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,399 |
| Name a World Capital A-Z | 0 | - | 5.00 | 177,215 |
| Countries by Official Language | 0 | - | 4.95 | 196,165 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,867 |
| Countries in their Native Language | 0 | - | 4.99 | 199,910 |
| Independence from Whom | 0 | - | 4.99 | 213,336 |
| Subdivisions by Country | 0 | - | 4.87 | 50,653 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,617 |
| Megadiverse Countries | 0 | - | 4.96 | 148,090 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 133,087 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,569 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,778 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,248 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,419 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,911 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,244 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,607 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,145 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,280 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,709 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 108,464 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,488 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,199 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,619 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,945 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,646 |
| World Map Quiz | 0 | - | 4.81 | 65,882 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 159,738 |
| Smallest Countries with at Least One Border | 0 | - | 4.88 | 107,779 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,444 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,200 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,669 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,846 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,527 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,633 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,828 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,750 |
| Tallest Countries North to South | 0 | - | 4.85 | 130,908 |
| Widest Countries East to West | 0 | - | 4.92 | 130,810 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,624 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,358 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,547 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,131 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 149,073 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,586 |
| Countries by Contribution to UN Budget | 0 | - | 4.88 | 77,526 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,916 |
| Countries with Double Letters | 0 | - | 4.96 | 97,521 |
| Countries that End in N | 0 | - | 4.95 | 172,546 |
| Countries with Five Letters | 0 | - | 4.96 | 284,517 |
| Countries with Six Letters | 0 | - | 4.94 | 214,867 |
| Countries with W | 0 | - | 4.96 | 161,248 |
| Countries with Z | 0 | - | 4.98 | 292,897 |
| Countries with Letters Missing | 0 | - | 4.96 | 187,608 |
| Countries That End in U | 0 | - | 4.95 | 121,355 |
