| One Country By Letter By Continent | 0 | - | 5.00 | 123,523 |
| Countries that Start with A | 0 | - | 4.98 | 2,159,763 |
| Countries that Start with B | 0 | - | 4.95 | 2,291,657 |
| Countries that Start with C | 0 | - | 4.96 | 1,819,827 |
| Countries that Start with D | 0 | - | 4.96 | 708,056 |
| Countries that Start with E | 0 | - | 4.95 | 1,375,372 |
| Countries that Start with G | 0 | - | 4.97 | 1,501,062 |
| Countries that Start with H | 0 | - | 4.96 | 603,470 |
| Countries that Start with I | 0 | - | 4.92 | 1,286,571 |
| Countries that Start with J | 0 | - | 4.98 | 601,276 |
| Countries that Start with K | 0 | - | 4.97 | 814,623 |
| Countries that Start with L | 0 | - | 4.98 | 1,089,308 |
| Countries that Start with N | 0 | - | 4.93 | 1,116,301 |
| Countries that Start with P | 0 | - | 4.94 | 1,214,761 |
| Countries that Start with S | 0 | - | 4.98 | 1,752,907 |
| Countries that Start with T | 0 | - | 4.90 | 1,008,777 |
| Countries that Start with U | 0 | - | 4.97 | 903,615 |
| Countries that Start with V | 0 | - | 4.98 | 608,646 |
| Countries that Start with F | 0 | - | 4.83 | 616,589 |
| Countries that Start with M | 0 | - | 4.97 | 1,380,081 |
| Countries Bordering "U" Countries | 0 | - | 4.82 | 24,438 |
| Countries that Start with R | 0 | - | 4.43 | 446,876 |
| Richest Countries A-Z | 0 | - | 4.91 | 102,829 |
| Majority Muslim Countries | 0 | - | 4.98 | 373,488 |
| NATO Countries | 0 | - | 4.98 | 279,507 |
| EU Countries Quiz | 0 | - | 4.99 | 273,161 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 287,641 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 272,174 |
| Top Five Countries by Religion | 0 | - | 4.93 | 170,886 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 148,087 |
| Countries with NO Military | 0 | - | 4.97 | 62,027 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,437 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,358,509 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 320,052 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 335,069 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,897 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,205 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,408 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,686 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,964 |
| Buddhist Countries | 0 | - | 4.96 | 144,150 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 123,277 |
| Landlocked Countries | 0 | - | 4.99 | 419,284 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,758,957 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,475 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,182 |
| Orthodox Countries | 0 | - | 4.92 | 131,388 |
| Richest Island Countries | 0 | - | 4.84 | 100,352 |
| Battle to Country | 0 | - | 4.91 | 53,201 |
| Monarchies of Europe | 0 | - | 4.90 | 98,004 |
| Monarchies of Asia | 0 | - | 4.97 | 71,009 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 235,691 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 224,663 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 191,881 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,608 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,795 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,211 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,192 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 189,491 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,317 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,320 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 270,672 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,115 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,413 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,549 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 194,999 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,213 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,033 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,429 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 78,076 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,284 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,693 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,295 |
| Island Countries | 0 | - | 4.99 | 709,905 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,131 |
| Himalayan Countries | 0 | - | 4.95 | 137,558 |
| Andean Countries | 0 | - | 4.95 | 84,008 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,277 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,752 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,892 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,395 |
| Danube Countries | 0 | - | 4.97 | 71,701 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,610 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,096 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,709 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,789 |
| European Landlocked Countries | 0 | - | 4.99 | 146,812 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,176 |
| Countries with the Most Species | 0 | - | 4.99 | 102,949 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,328 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,439 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,598 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,334 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,008 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,394 |
| Countries in the Alps | 0 | - | 4.87 | 117,746 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,178 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,435 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,444 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,037 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,142 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,744 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,324 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,220 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,983 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,585 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,505 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,353 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,960 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,216 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,241 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,254 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,086 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,587 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,584 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,536 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,312 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,016 |
| Largest Countries By Category | 0 | - | 4.97 | 157,699 |
| Countries by Countries | 0 | - | 4.96 | 62,870 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,016 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,376,466 |
| Large Countries with Small Economies | 0 | - | 4.95 | 80,795 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,258 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,172 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,479 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,363 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,046,433 |
| Northernmost Countries | 0 | - | 4.99 | 360,629 |
| Countries of South America | 0 | - | 5.00 | 923,374 |
| Countries of Oceania | 0 | - | 5.00 | 1,051,720 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,867,447 |
| "Land" Countries | 0 | - | 4.98 | 335,883 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,991 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,853 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,890 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 154,021 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 99,966 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,359 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,925 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 83,639 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,443,800 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,857 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,129 |
| Countries with Megacities | 0 | - | 4.99 | 261,384 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,986 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,052 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,265 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,076 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,244 |
| Countries by Official Language | 0 | - | 4.95 | 194,700 |
| All OPEC Countries Ever | 0 | - | 4.77 | 90,959 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,624 |
| Countries in their Native Language | 0 | - | 4.99 | 198,248 |
| Independence from Whom | 0 | - | 4.99 | 211,404 |
| Subdivisions by Country | 0 | - | 4.86 | 50,299 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,778 |
| Countries in World War I | 0 | - | 4.88 | 227,907 |
| Megadiverse Countries | 0 | - | 4.96 | 134,790 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 228,786 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,589 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,204 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,767 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,027 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,746 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,401 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,030 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,862 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,506 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,000 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,065 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,736 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,010 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,801 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,437 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,170 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,339 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,293 |
| World Map Quiz | 0 | - | 4.81 | 64,642 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 155,752 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,068 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,582 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,969 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,684 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,428 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,558 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,716 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,859 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,292 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,320 |
| Widest Countries East to West | 0 | - | 4.92 | 129,407 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,389 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,992 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,007 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,544 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,264 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,581 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,249 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,732 |
| Countries with Double Letters | 0 | - | 4.97 | 95,150 |
