| Countries that Start with A | 0 | - | 4.98 | 2,160,951 |
| Countries that Start with B | 0 | - | 4.95 | 2,292,713 |
| Countries that Start with C | 0 | - | 4.96 | 1,820,706 |
| Countries that Start with D | 0 | - | 4.96 | 708,686 |
| Countries that Start with E | 0 | - | 4.95 | 1,376,104 |
| Countries that Start with G | 0 | - | 4.97 | 1,502,085 |
| Countries that Start with H | 0 | - | 4.96 | 604,006 |
| Countries that Start with I | 0 | - | 4.92 | 1,287,190 |
| Countries that Start with J | 0 | - | 4.98 | 601,742 |
| Countries that Start with K | 0 | - | 4.97 | 815,071 |
| Countries that Start with L | 0 | - | 4.98 | 1,089,876 |
| Countries that Start with N | 0 | - | 4.93 | 1,116,850 |
| Countries that Start with P | 0 | - | 4.94 | 1,215,287 |
| Countries that Start with S | 0 | - | 4.98 | 1,753,612 |
| Countries that Start with T | 0 | - | 4.90 | 1,009,141 |
| Countries that Start with U | 0 | - | 4.97 | 903,959 |
| Countries that Start with V | 0 | - | 4.98 | 608,930 |
| Countries that Start with F | 0 | - | 4.83 | 616,999 |
| Countries that Start with M | 0 | - | 4.97 | 1,380,663 |
| One Country By Letter By Continent | 0 | - | 5.00 | 123,670 |
| Countries Bordering "U" Countries | 0 | - | 4.82 | 24,476 |
| Countries that Start with R | 0 | - | 4.43 | 447,165 |
| Richest Countries A-Z | 0 | - | 4.91 | 102,918 |
| Majority Muslim Countries | 0 | - | 4.98 | 373,789 |
| NATO Countries | 0 | - | 4.98 | 279,800 |
| EU Countries Quiz | 0 | - | 4.99 | 273,468 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 287,912 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 272,538 |
| Top Five Countries by Religion | 0 | - | 4.93 | 171,070 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 148,190 |
| Countries with NO Military | 0 | - | 4.97 | 62,106 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,480 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,398,330 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 320,306 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 335,197 |
| Countries with the Most Christians | 0 | - | 4.92 | 143,016 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,285 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,467 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,722 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,058 |
| Buddhist Countries | 0 | - | 4.96 | 144,224 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 123,397 |
| Landlocked Countries | 0 | - | 4.99 | 419,733 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,762,229 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,498 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,267 |
| Orthodox Countries | 0 | - | 4.92 | 131,470 |
| Richest Island Countries | 0 | - | 4.84 | 100,423 |
| Battle to Country | 0 | - | 4.91 | 53,252 |
| Monarchies of Europe | 0 | - | 4.90 | 98,058 |
| Monarchies of Asia | 0 | - | 4.97 | 71,043 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 235,862 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 224,840 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 192,036 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,701 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,832 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,281 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,283 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 189,567 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,354 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,377 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 271,030 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,186 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,468 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,614 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 195,073 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,273 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,087 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,441 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 78,126 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,706 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,834 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,784 |
| Island Countries | 0 | - | 4.99 | 710,099 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,332 |
| Himalayan Countries | 0 | - | 4.95 | 137,765 |
| Andean Countries | 0 | - | 4.95 | 84,102 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,339 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,878 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,970 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,449 |
| Danube Countries | 0 | - | 4.97 | 71,743 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,671 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,142 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,807 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,885 |
| European Landlocked Countries | 0 | - | 4.99 | 146,865 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,246 |
| Countries with the Most Species | 0 | - | 4.99 | 103,009 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,404 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,458 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,622 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,373 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,046 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,442 |
| Countries in the Alps | 0 | - | 4.87 | 117,824 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,221 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,550 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,473 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,327 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,211 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,781 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,376 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,262 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,024 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,627 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,524 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,374 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,995 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,262 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,284 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,365 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,119 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,627 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,662 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,762 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,450 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,043 |
| Largest Countries By Category | 0 | - | 4.97 | 157,792 |
| Countries by Countries | 0 | - | 4.96 | 62,928 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,098 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,377,678 |
| Large Countries with Small Economies | 0 | - | 4.95 | 80,846 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,331 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,182 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,488 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,416 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,046,981 |
| Northernmost Countries | 0 | - | 4.99 | 360,876 |
| Countries of South America | 0 | - | 5.00 | 924,070 |
| Countries of Oceania | 0 | - | 5.00 | 1,052,716 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,869,323 |
| "Land" Countries | 0 | - | 4.98 | 335,996 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,041 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,909 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,927 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 154,096 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 100,015 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,376 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,015 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 83,794 |
| India A-Z | 0 | - | 4.42 | 34,112 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,444,546 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,048 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,266 |
| Countries with Megacities | 0 | - | 4.99 | 262,470 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,097 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,120 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,398 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,171 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,262 |
| Countries by Official Language | 0 | - | 4.95 | 194,803 |
| All OPEC Countries Ever | 0 | - | 4.77 | 91,145 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,760 |
| Countries in their Native Language | 0 | - | 4.99 | 198,345 |
| Independence from Whom | 0 | - | 4.99 | 211,541 |
| Subdivisions by Country | 0 | - | 4.86 | 50,328 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,857 |
| Countries in World War I | 0 | - | 4.88 | 228,004 |
| Megadiverse Countries | 0 | - | 4.96 | 134,826 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 228,881 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,671 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,222 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,794 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,036 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,817 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,435 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,095 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,896 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,531 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,019 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,180 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,764 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,040 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,828 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,457 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,207 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,374 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,429 |
| World Map Quiz | 0 | - | 4.81 | 64,734 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 155,992 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,122 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,662 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 105,019 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,752 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,590 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,621 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,769 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,905 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,318 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,356 |
| Widest Countries East to West | 0 | - | 4.92 | 129,444 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,405 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,061 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,031 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,582 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,322 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,638 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,278 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,742 |