| Countries that Start with A | 0 | - | 4.97 | 2,146,069 |
| Countries that Start with B | 0 | - | 4.95 | 2,279,217 |
| Countries that Start with C | 0 | - | 4.96 | 1,809,793 |
| Countries that Start with D | 0 | - | 4.96 | 701,175 |
| Countries that Start with E | 0 | - | 4.95 | 1,367,094 |
| Countries that Start with G | 0 | - | 4.97 | 1,492,315 |
| Countries that Start with H | 0 | - | 4.96 | 597,639 |
| Countries that Start with I | 0 | - | 4.92 | 1,279,935 |
| Countries that Start with J | 0 | - | 4.98 | 595,702 |
| Countries that Start with K | 0 | - | 4.97 | 809,132 |
| Countries that Start with L | 0 | - | 4.98 | 1,082,553 |
| Countries that Start with N | 0 | - | 4.93 | 1,109,413 |
| Countries that Start with P | 0 | - | 4.94 | 1,208,253 |
| Countries that Start with S | 0 | - | 4.98 | 1,744,082 |
| Countries that Start with T | 0 | - | 4.90 | 1,003,972 |
| Countries that Start with U | 0 | - | 4.97 | 899,737 |
| Countries that Start with V | 0 | - | 4.98 | 604,908 |
| Countries that Start with F | 0 | - | 4.83 | 611,943 |
| Countries that Start with M | 0 | - | 4.97 | 1,372,966 |
| One Country By Letter By Continent | 0 | - | 5.00 | 121,586 |
| Countries Bordering "U" Countries | 0 | - | 4.82 | 24,054 |
| Countries that Start with R | 0 | - | 4.43 | 443,448 |
| Richest Countries A-Z | 0 | - | 4.92 | 101,798 |
| Majority Muslim Countries | 0 | - | 4.98 | 368,353 |
| NATO Countries | 0 | - | 4.98 | 275,534 |
| EU Countries Quiz | 0 | - | 4.99 | 269,756 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 284,789 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 268,094 |
| Top Five Countries by Religion | 0 | - | 4.93 | 168,977 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 146,696 |
| Countries with NO Military | 0 | - | 4.97 | 61,138 |
| Countries by Number of Books Published | 0 | - | 4.95 | 71,887 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,895,314 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 316,886 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 332,747 |
| Countries with the Most Christians | 0 | - | 4.92 | 141,394 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,222 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 49,703 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,092 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 86,882 |
| Buddhist Countries | 0 | - | 4.96 | 142,909 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 122,019 |
| Landlocked Countries | 0 | - | 4.99 | 413,321 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,714,017 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,089 |
| Countries with the Most Catholics | 0 | - | 4.90 | 107,979 |
| Orthodox Countries | 0 | - | 4.91 | 130,341 |
| Richest Island Countries | 0 | - | 4.84 | 99,477 |
| Battle to Country | 0 | - | 4.91 | 52,492 |
| Monarchies of Europe | 0 | - | 4.90 | 97,281 |
| Monarchies of Asia | 0 | - | 4.97 | 70,581 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 233,472 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 222,717 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 190,236 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,389 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,421 |
| Countries with the Most Muslims | 0 | - | 4.95 | 159,237 |
| Countries with the Most Exports | 0 | - | 4.96 | 154,117 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 188,447 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,525 |
| Largest Economies in 2050 | 0 | - | 4.90 | 110,615 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 261,983 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.95 | 102,904 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.90 | 83,682 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 110,552 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 193,856 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 117,419 |
| Countries Closest to United States A-Z | 0 | - | 4.81 | 117,382 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 65,978 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,304 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,490 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,024 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,645 |
| Island Countries | 0 | - | 4.99 | 707,496 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,452 |
| Himalayan Countries | 0 | - | 4.95 | 135,241 |
| Andean Countries | 0 | - | 4.94 | 82,766 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,179 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,119 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,849 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,554 |
| Danube Countries | 0 | - | 4.97 | 71,049 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,717 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,506 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,405 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,332 |
| European Landlocked Countries | 0 | - | 4.99 | 145,720 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,150 |
| Countries with the Most Species | 0 | - | 4.99 | 95,228 |
| Countries 197 to 205 | 0 | - | 4.87 | 69,293 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,192 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,357 |
| Countries that Use the Peso | 0 | - | 4.88 | 58,941 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,551 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,922 |
| Countries in the Alps | 0 | - | 4.86 | 116,772 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,527 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,194 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,986 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,393 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,117 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,972 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,536 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,727 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,136 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,024 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,185 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,025 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,420 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,714 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,725 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,004 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,616 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,240 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,737 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,110 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,544 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,577 |
| Largest Countries By Category | 0 | - | 4.97 | 156,704 |
| Countries by Countries | 0 | - | 4.96 | 62,232 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,054 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,361,499 |
| Large Countries with Small Economies | 0 | - | 4.94 | 80,299 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,331 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,953 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,318 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,726 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,039,080 |
| Northernmost Countries | 0 | - | 4.99 | 357,557 |
| Countries of South America | 0 | - | 5.00 | 914,191 |
| Countries of Oceania | 0 | - | 5.00 | 1,039,801 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,847,226 |
| "Land" Countries | 0 | - | 4.98 | 333,560 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,211 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,087 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,481 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,218 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 99,416 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,081 |
| Name a World Capital A-Z | 0 | - | 5.00 | 174,916 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,076 |
| India A-Z | 0 | - | 4.42 | 33,912 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,515 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,484 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,001 |
| Countries with Megacities | 0 | - | 4.99 | 246,544 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,923 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,801 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,373 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,761 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 16,981 |
| Countries by Official Language | 0 | - | 4.95 | 192,707 |
| OPEC Countries | 0 | - | 4.74 | 84,807 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,041 |
| Countries in their Native Language | 0 | - | 4.99 | 196,567 |
| Independence from Whom | 0 | - | 4.99 | 209,609 |
| Subdivisions by Country | 0 | - | 4.86 | 50,052 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,691 |
| Countries in World War I | 0 | - | 4.88 | 226,555 |
| Megadiverse Countries | 0 | - | 4.97 | 133,867 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 227,358 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,740 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,904 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,408 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,848 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,612 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,980 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 92,851 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,122 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,204 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,734 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,509 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,400 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,476 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,486 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,172 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,646 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,005 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 108,505 |
| World Map Quiz | 0 | - | 4.81 | 63,459 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 152,492 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,291 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,274 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 103,947 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 121,909 |
| Countries With the Most Languages | 0 | - | 4.90 | 199,651 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 109,824 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 93,030 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,241 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 60,925 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,313 |
| Widest Countries East to West | 0 | - | 4.92 | 128,580 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,210 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,169 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,554 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,670 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,598 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,014 |
| Countries by Contribution to UN Budget | 0 | - | 4.86 | 69,046 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,568 |
