| One Country By Letter By Continent | 0 | - | 5.00 | 124,021 |
| Countries that Start with A | 0 | - | 4.98 | 2,163,410 |
| Countries that Start with B | 0 | - | 4.95 | 2,295,074 |
| Countries that Start with C | 0 | - | 4.96 | 1,822,652 |
| Countries that Start with D | 0 | - | 4.96 | 710,041 |
| Countries that Start with E | 0 | - | 4.95 | 1,377,656 |
| Countries that Start with G | 0 | - | 4.97 | 1,503,832 |
| Countries that Start with H | 0 | - | 4.96 | 605,060 |
| Countries that Start with I | 0 | - | 4.92 | 1,288,676 |
| Countries that Start with J | 0 | - | 4.98 | 602,731 |
| Countries that Start with K | 0 | - | 4.97 | 816,114 |
| Countries that Start with L | 0 | - | 4.98 | 1,091,103 |
| Countries that Start with N | 0 | - | 4.93 | 1,118,108 |
| Countries that Start with P | 0 | - | 4.94 | 1,216,488 |
| Countries that Start with S | 0 | - | 4.98 | 1,755,338 |
| Countries that Start with T | 0 | - | 4.90 | 1,010,138 |
| Countries that Start with U | 0 | - | 4.97 | 904,745 |
| Countries that Start with V | 0 | - | 4.98 | 609,517 |
| Countries that Start with F | 0 | - | 4.83 | 617,859 |
| Countries that Start with M | 0 | - | 4.97 | 1,382,106 |
| Countries Bordering "U" Countries | 0 | - | 4.82 | 24,540 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,447 |
| Richest Countries A-Z | 0 | - | 4.91 | 103,188 |
| Countries that Start with R | 0 | - | 4.43 | 447,784 |
| Majority Muslim Countries | 0 | - | 4.98 | 374,561 |
| NATO Countries | 0 | - | 4.98 | 280,596 |
| EU Countries Quiz | 0 | - | 4.99 | 274,458 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 288,534 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 273,424 |
| Top Five Countries by Religion | 0 | - | 4.93 | 171,670 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 148,607 |
| Countries with NO Military | 0 | - | 4.97 | 62,376 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 320,810 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,639 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 335,535 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,482,554 |
| Countries with the Most Christians | 0 | - | 4.92 | 143,287 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,449 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,581 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,805 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,281 |
| Buddhist Countries | 0 | - | 4.96 | 144,393 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 123,617 |
| Flags of the Countries that Start with C | 0 | - | 4.88 | 130,168 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 153,947 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 42,856 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 127,366 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,539 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,494 |
| Orthodox Countries | 0 | - | 4.92 | 132,014 |
| Richest Island Countries | 0 | - | 4.85 | 100,582 |
| Battle to Country | 0 | - | 4.91 | 53,371 |
| Monarchies of Europe | 0 | - | 4.90 | 98,182 |
| Monarchies of Asia | 0 | - | 4.97 | 71,113 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 236,180 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 225,146 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 192,261 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,885 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,909 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,460 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 189,763 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,433 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,484 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 271,724 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,340 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,574 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,799 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 195,245 |
| Flags of Countries that Border Germany | 0 | - | 4.85 | 97,259 |
| Flags of Countries that Border China | 0 | - | 4.94 | 99,485 |
| Flags of Countries That Border France | 0 | - | 4.88 | 123,127 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,407 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,201 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,533 |
| Landlocked Countries | 0 | - | 4.99 | 420,806 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,216 |
| Large Countries with Small Economies | 0 | - | 4.95 | 80,934 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,769,548 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,161 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,063 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,000 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 154,225 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 100,116 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,434 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,516 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,179 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,134 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 406,432 |
| Island Countries | 0 | - | 4.99 | 710,546 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,880 |
| Himalayan Countries | 0 | - | 4.95 | 138,206 |
| Andean Countries | 0 | - | 4.95 | 84,327 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,547 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,434 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,175 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,603 |
| Danube Countries | 0 | - | 4.97 | 71,863 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,836 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,266 |
| Countries with the Worst Passports | 0 | - | 4.94 | 84,034 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,497 |
| European Landlocked Countries | 0 | - | 4.99 | 147,004 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,416 |
| Countries with the Most Species | 0 | - | 4.99 | 103,125 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,568 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,523 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,669 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,458 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,134 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,529 |
| Countries in the Alps | 0 | - | 4.87 | 118,004 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 99,966 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,785 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,560 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,474 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,346 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,849 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,499 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,364 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,097 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,722 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,574 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,431 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,092 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,369 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,391 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,608 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,191 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,715 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,855 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,337 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,752 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,127 |
| Largest Countries By Category | 0 | - | 4.97 | 157,977 |
| Countries by Countries | 0 | - | 4.96 | 63,050 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,380,476 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,499 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,228 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,522 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,542 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,048,261 |
| Northernmost Countries | 0 | - | 4.99 | 361,370 |
| Countries of South America | 0 | - | 5.00 | 925,462 |
| Countries of Oceania | 0 | - | 5.00 | 1,054,545 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,872,803 |
| "Land" Countries | 0 | - | 4.98 | 336,834 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,075 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,446,174 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,446 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,301 |
| Countries in World War I | 0 | - | 4.88 | 228,208 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 229,084 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,502 |
| Countries that Produce the Most Wine | 0 | - | 4.87 | 191,715 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,829,918 |
| One Border Countries | 0 | - | 4.98 | 468,772 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,625,155 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,565 |
| Countries with Megacities | 0 | - | 4.99 | 263,653 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,399 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,297 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,673 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,336 |
| Countries by Official Language | 0 | - | 4.95 | 194,998 |
| All OPEC Countries Ever | 0 | - | 4.74 | 98,526 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,028 |
| Countries in their Native Language | 0 | - | 4.99 | 198,505 |
| Independence from Whom | 0 | - | 4.99 | 211,780 |
| Subdivisions by Country | 0 | - | 4.86 | 50,377 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,108 |
| Megadiverse Countries | 0 | - | 4.96 | 134,908 |
| Word Scramble - Countries | 0 | - | 4.87 | 2,102,336 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,852 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,277 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 450,993 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,859 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,067 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,951 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,501 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,269 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,954 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,582 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,047 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,402 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,803 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,117 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,891 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,261 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,426 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,795 |
| World Map Quiz | 0 | - | 4.81 | 64,912 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 156,551 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,221 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,840 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,126 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,851 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,851 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,756 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,892 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,194 |