| Countries that Start with A | 0 | - | 4.98 | 2,173,533 |
| Countries that Start with B | 0 | - | 4.95 | 2,304,498 |
| Countries that Start with C | 0 | - | 4.96 | 1,829,907 |
| Countries that Start with D | 0 | - | 4.96 | 715,323 |
| Countries that Start with E | 0 | - | 4.95 | 1,383,790 |
| Countries that Start with G | 0 | - | 4.97 | 1,510,156 |
| Countries that Start with H | 0 | - | 4.96 | 608,805 |
| Countries that Start with I | 0 | - | 4.92 | 1,293,564 |
| Countries that Start with J | 0 | - | 4.98 | 606,213 |
| Countries that Start with K | 0 | - | 4.97 | 819,976 |
| Countries that Start with L | 0 | - | 4.98 | 1,095,803 |
| Countries that Start with N | 0 | - | 4.93 | 1,122,840 |
| Countries that Start with P | 0 | - | 4.94 | 1,221,093 |
| Countries that Start with S | 0 | - | 4.98 | 1,761,800 |
| Countries that Start with T | 0 | - | 4.90 | 1,014,124 |
| Countries that Start with U | 0 | - | 4.97 | 907,890 |
| Countries that Start with V | 0 | - | 4.98 | 611,564 |
| Countries that Start with F | 0 | - | 4.83 | 620,707 |
| Countries that Start with M | 0 | - | 4.97 | 1,387,204 |
| One Country By Letter By Continent | 0 | - | 5.00 | 125,328 |
| Countries Bordering "U" Countries | 0 | - | 4.83 | 24,810 |
| Countries that Start with R | 0 | - | 4.43 | 449,833 |
| Richest Countries A-Z | 0 | - | 4.91 | 103,898 |
| Majority Muslim Countries | 0 | - | 4.98 | 377,156 |
| NATO Countries | 0 | - | 4.98 | 282,988 |
| EU Countries Quiz | 0 | - | 4.99 | 277,309 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 290,894 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 276,389 |
| Top Five Countries by Religion | 0 | - | 4.93 | 173,094 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,576 |
| Countries with NO Military | 0 | - | 4.97 | 63,235 |
| Countries by Number of Books Published | 0 | - | 4.95 | 73,034 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,805,173 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 323,363 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 336,705 |
| Countries with the Most Christians | 0 | - | 4.93 | 144,474 |
| Countries with the Most Tanks | 0 | - | 4.91 | 108,149 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 51,066 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 75,098 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,967 |
| Buddhist Countries | 0 | - | 4.96 | 144,957 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,544 |
| Landlocked Countries | 0 | - | 4.99 | 424,796 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,798,141 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,764 |
| Countries with the Most Catholics | 0 | - | 4.90 | 110,273 |
| Orthodox Countries | 0 | - | 4.92 | 132,673 |
| Richest Island Countries | 0 | - | 4.85 | 101,126 |
| Battle to Country | 0 | - | 4.91 | 53,879 |
| Monarchies of Europe | 0 | - | 4.90 | 98,751 |
| Monarchies of Asia | 0 | - | 4.97 | 71,443 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 237,875 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 226,829 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 193,489 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 123,851 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,230 |
| Countries with the Most Muslims | 0 | - | 4.95 | 161,057 |
| Countries with the Most Exports | 0 | - | 4.96 | 156,039 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,359 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,717 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,857 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 274,355 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,891 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,991 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,405 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 195,975 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,958 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,616 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,912 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,618 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 334,666 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,406 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,135 |
| Island Countries | 0 | - | 4.99 | 712,184 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,762 |
| Himalayan Countries | 0 | - | 4.93 | 139,866 |
| Andean Countries | 0 | - | 4.94 | 85,229 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,407 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,728 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,972 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,275 |
| Danube Countries | 0 | - | 4.97 | 72,293 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,445 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,736 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,910 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,409 |
| European Landlocked Countries | 0 | - | 4.99 | 147,488 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,138 |
| Countries with the Most Species | 0 | - | 4.99 | 103,506 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,278 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,721 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,833 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,769 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,504 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,928 |
| Countries in the Alps | 0 | - | 4.87 | 118,640 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,402 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,663 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,894 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,922 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,846 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,158 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,287 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,792 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,359 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,092 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,805 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,674 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,471 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,708 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,798 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,579 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,538 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,617 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,526 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,309 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,912 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,454 |
| Largest Countries By Category | 0 | - | 4.97 | 158,707 |
| Countries by Countries | 0 | - | 4.96 | 63,541 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,745 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,391,396 |
| Large Countries with Small Economies | 0 | - | 4.95 | 81,246 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,144 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,371 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,646 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,010 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,053,614 |
| Northernmost Countries | 0 | - | 4.99 | 363,553 |
| Countries of South America | 0 | - | 5.00 | 931,325 |
| Countries of Oceania | 0 | - | 5.00 | 1,061,671 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,886,234 |
| "Land" Countries | 0 | - | 4.98 | 338,151 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,752 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,684 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,692 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 154,768 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 100,523 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,633 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,915 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 93,799 |
| India A-Z | 0 | - | 4.42 | 34,276 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,452,725 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,122 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,893 |
| Countries with Megacities | 0 | - | 4.99 | 266,594 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,594 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,973 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,898 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,076 |
| One Capital by Letter by Continent | 0 | - | 4.99 | 17,511 |
| Countries by Official Language | 0 | - | 4.95 | 195,827 |
| All OPEC Countries Ever | 0 | - | 4.74 | 99,942 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,393 |
| Countries in their Native Language | 0 | - | 4.99 | 199,606 |
| Independence from Whom | 0 | - | 4.99 | 212,848 |
| Subdivisions by Country | 0 | - | 4.87 | 50,575 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,286 |
| Countries in World War I | 0 | - | 4.88 | 228,987 |
| Megadiverse Countries | 0 | - | 4.96 | 135,213 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 229,953 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,810 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,494 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 126,400 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,198 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,480 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,785 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,989 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,522 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,785 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,231 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,302 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 108,327 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,392 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,113 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,672 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,537 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,651 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,108 |
| World Map Quiz | 0 | - | 4.81 | 65,550 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 158,764 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,615 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,054 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,977 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,457 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,319 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,314 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,443 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,643 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,633 |
| Tallest Countries North to South | 0 | - | 4.86 | 130,367 |
| Widest Countries East to West | 0 | - | 4.92 | 130,355 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,576 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,149 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,481 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,997 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,894 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,390 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,470 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,873 |