| Countries with the Most Military Troops | 0 | - | 4.95 | 291,976 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 278,002 |
| Countries with NO Military | 0 | - | 4.97 | 63,621 |
| Richest Countries A-Z | 0 | - | 4.91 | 104,260 |
| Countries with the Most Tanks | 0 | - | 4.91 | 108,479 |
| Countries that Start with A | 0 | - | 4.98 | 2,178,709 |
| Countries that Start with B | 0 | - | 4.95 | 2,309,331 |
| Countries that Start with C | 0 | - | 4.96 | 1,833,661 |
| Countries that Start with D | 0 | - | 4.96 | 717,963 |
| Countries that Start with E | 0 | - | 4.95 | 1,386,881 |
| Countries that Start with G | 0 | - | 4.97 | 1,513,447 |
| Countries that Start with H | 0 | - | 4.96 | 610,663 |
| Countries that Start with I | 0 | - | 4.92 | 1,296,013 |
| Countries that Start with J | 0 | - | 4.98 | 608,038 |
| Countries that Start with K | 0 | - | 4.97 | 821,881 |
| Countries that Start with L | 0 | - | 4.98 | 1,098,237 |
| Countries that Start with N | 0 | - | 4.93 | 1,125,338 |
| Countries that Start with P | 0 | - | 4.94 | 1,223,472 |
| Countries that Start with S | 0 | - | 4.98 | 1,765,070 |
| Countries that Start with T | 0 | - | 4.90 | 1,016,024 |
| Countries that Start with U | 0 | - | 4.97 | 909,331 |
| Countries that Start with V | 0 | - | 4.98 | 612,630 |
| Countries that Start with F | 0 | - | 4.83 | 622,121 |
| Countries that Start with M | 0 | - | 4.97 | 1,389,772 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,949 |
| Battle to Country | 0 | - | 4.91 | 54,123 |
| Majority Muslim Countries | 0 | - | 4.98 | 378,490 |
| NATO Countries | 0 | - | 4.98 | 284,059 |
| EU Countries Quiz | 0 | - | 4.99 | 278,960 |
| Top Five Countries by Religion | 0 | - | 4.93 | 173,825 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 150,043 |
| Countries by Number of Books Published | 0 | - | 4.95 | 73,202 |
| Name a World Capital A-Z | 0 | - | 5.00 | 177,333 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,979,936 |
| One Country By Letter By Continent | 0 | - | 5.00 | 126,022 |
| Landlocked Countries | 0 | - | 4.99 | 427,373 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 324,426 |
| Countries with the Most Billionaires | 0 | - | 4.91 | 337,366 |
| Countries in World War I | 0 | - | 4.88 | 229,463 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 230,662 |
| Countries with the Most Christians | 0 | - | 4.93 | 144,960 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 51,286 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 75,253 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 89,362 |
| Buddhist Countries | 0 | - | 4.96 | 145,269 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 125,006 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,813,364 |
| Countries Bordering "U" Countries | 0 | - | 4.83 | 24,965 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,976 |
| Himalayan Countries | 0 | - | 4.93 | 140,877 |
| Andean Countries | 0 | - | 4.94 | 85,828 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,943 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,523 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,485 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,709 |
| Danube Countries | 0 | - | 4.97 | 72,570 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,818 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,986 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,468 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,945 |
| European Landlocked Countries | 0 | - | 4.99 | 147,784 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,556 |
| Countries with the Most Species | 0 | - | 4.99 | 103,656 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,659 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,817 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,961 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,933 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,687 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,144 |
| Countries in the Alps | 0 | - | 4.87 | 119,000 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 103,038 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,173 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,070 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,189 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,143 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,400 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,613 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 54,003 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,518 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,323 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,961 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,834 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,683 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,937 |
| Countries with the Most Grassland | 0 | - | 4.94 | 78,035 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,172 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,746 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 76,550 |
| Countries with the Most Catholics | 0 | - | 4.90 | 110,654 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,856 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 246,383 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,533 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,624 |
| Largest Countries By Category | 0 | - | 4.97 | 159,115 |
| Orthodox Countries | 0 | - | 4.92 | 132,977 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,781 |
| Countries by Countries | 0 | - | 4.97 | 63,819 |
| Richest Island Countries | 0 | - | 4.85 | 101,378 |
| Monarchies of Europe | 0 | - | 4.90 | 99,045 |
| Monarchies of Asia | 0 | - | 4.97 | 71,617 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 238,654 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 227,486 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 194,057 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,469 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 124,366 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,451 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,708 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,242 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,361 |
| Countries with the Most Muslims | 0 | - | 4.95 | 161,390 |
| Countries with the Most Exports | 0 | - | 4.96 | 156,391 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,699 |
| Countries by Oil Consumption | 0 | - | 4.96 | 125,020 |
| Largest Economies in 2050 | 0 | - | 4.88 | 112,081 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 275,630 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 105,159 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 85,238 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 239,013 |
| Countries that Start with R | 0 | - | 4.44 | 450,892 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,716 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 196,362 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 119,261 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 67,113 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 99,100 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,737 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 377,080 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 410,445 |
| Island Countries | 0 | - | 4.99 | 713,058 |
| Countries with U.S. Troops | 0 | - | 4.38 | 132,696 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,397,511 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,056,327 |
| Northernmost Countries | 0 | - | 4.99 | 364,659 |
| Countries of South America | 0 | - | 5.00 | 934,479 |
| Countries of Oceania | 0 | - | 5.00 | 1,065,729 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,893,496 |
| "Land" Countries | 0 | - | 4.98 | 339,057 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,832 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,957 |
| Large Countries with Small Economies | 0 | - | 4.95 | 81,407 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 194,081 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,959 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,817 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,671 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 155,052 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 100,724 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,760 |
| Countries With the Largest Air Forces | 0 | - | 4.47 | 51,679 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,456,257 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 383,035 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,537 |
| Countries with Megacities | 0 | - | 4.99 | 267,946 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,193 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,355 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,512 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,461 |
| Countries by Official Language | 0 | - | 4.95 | 196,252 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,988 |
| Countries in their Native Language | 0 | - | 4.99 | 199,977 |
| Independence from Whom | 0 | - | 4.99 | 213,440 |
| Subdivisions by Country | 0 | - | 4.87 | 50,673 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,691 |
| Megadiverse Countries | 0 | - | 4.96 | 149,366 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 133,157 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,588 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,819 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,263 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,495 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,929 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,303 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,634 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,177 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,288 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,812 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 108,499 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,514 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,225 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,649 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,984 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,776 |
| World Map Quiz | 0 | - | 4.81 | 65,939 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 159,969 |
| Smallest Countries with at Least One Border | 0 | - | 4.88 | 107,828 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,551 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,251 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,720 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,969 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,571 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,683 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,871 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,771 |
| Tallest Countries North to South | 0 | - | 4.85 | 130,965 |
| Widest Countries East to West | 0 | - | 4.92 | 130,870 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,634 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,420 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,570 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,172 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 149,132 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,625 |
| Countries by Contribution to UN Budget | 0 | - | 4.88 | 77,542 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,926 |