| Countries that Start with A | 0 | - | 4.98 | 2,158,344 |
| Countries that Start with B | 0 | - | 4.95 | 2,290,360 |
| Countries that Start with C | 0 | - | 4.96 | 1,818,749 |
| Countries that Start with D | 0 | - | 4.96 | 707,318 |
| Countries that Start with E | 0 | - | 4.95 | 1,374,501 |
| Countries that Start with G | 0 | - | 4.97 | 1,500,140 |
| Countries that Start with H | 0 | - | 4.96 | 602,823 |
| Countries that Start with I | 0 | - | 4.92 | 1,285,875 |
| Countries that Start with J | 0 | - | 4.98 | 600,677 |
| Countries that Start with K | 0 | - | 4.97 | 813,777 |
| Countries that Start with L | 0 | - | 4.98 | 1,088,614 |
| Countries that Start with N | 0 | - | 4.93 | 1,115,544 |
| Countries that Start with P | 0 | - | 4.94 | 1,214,064 |
| Countries that Start with S | 0 | - | 4.98 | 1,752,021 |
| Countries that Start with T | 0 | - | 4.90 | 1,008,287 |
| Countries that Start with U | 0 | - | 4.97 | 903,201 |
| Countries that Start with V | 0 | - | 4.98 | 608,268 |
| Countries that Start with F | 0 | - | 4.83 | 616,107 |
| Countries that Start with M | 0 | - | 4.97 | 1,379,313 |
| One Country By Letter By Continent | 0 | - | 5.00 | 123,328 |
| Countries Bordering "U" Countries | 0 | - | 4.82 | 24,396 |
| Countries that Start with R | 0 | - | 4.43 | 446,512 |
| Richest Countries A-Z | 0 | - | 4.91 | 102,705 |
| Majority Muslim Countries | 0 | - | 4.98 | 373,042 |
| NATO Countries | 0 | - | 4.98 | 279,145 |
| EU Countries Quiz | 0 | - | 4.99 | 272,753 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 287,336 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 271,741 |
| Top Five Countries by Religion | 0 | - | 4.93 | 170,655 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,915 |
| Countries with NO Military | 0 | - | 4.97 | 61,923 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,373 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,309,822 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 319,620 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 334,570 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,739 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,085 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,327 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,630 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,829 |
| Buddhist Countries | 0 | - | 4.96 | 143,682 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 123,142 |
| Landlocked Countries | 0 | - | 4.99 | 418,513 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,754,593 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,437 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,035 |
| Orthodox Countries | 0 | - | 4.92 | 131,241 |
| Richest Island Countries | 0 | - | 4.84 | 100,273 |
| Battle to Country | 0 | - | 4.91 | 53,120 |
| Monarchies of Europe | 0 | - | 4.90 | 97,928 |
| Monarchies of Asia | 0 | - | 4.97 | 70,962 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 235,369 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 224,410 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 191,701 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,486 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,766 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,109 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,062 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 189,372 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,261 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,242 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 270,144 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,004 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,332 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,417 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 194,861 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,136 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,964 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,394 |
| European Geography By Letter - B #2 | 0 | - | 4.85 | 77,901 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,661 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,496 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,911 |
| Island Countries | 0 | - | 4.99 | 709,599 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,764 |
| Himalayan Countries | 0 | - | 4.94 | 137,230 |
| Andean Countries | 0 | - | 4.95 | 83,835 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,084 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,486 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,761 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,288 |
| Danube Countries | 0 | - | 4.97 | 71,611 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,487 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,011 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,571 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,633 |
| European Landlocked Countries | 0 | - | 4.99 | 146,724 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,068 |
| Countries with the Most Species | 0 | - | 4.99 | 102,863 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,203 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,415 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,573 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,274 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,949 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,325 |
| Countries in the Alps | 0 | - | 4.87 | 117,625 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,090 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,290 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,382 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,938 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,046 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,415 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,230 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,146 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,942 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,516 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,452 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,315 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,891 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,162 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,179 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,111 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,035 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,550 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,471 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,206 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,127 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,968 |
| Largest Countries By Category | 0 | - | 4.97 | 157,570 |
| Countries by Countries | 0 | - | 4.96 | 62,800 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,879 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,374,931 |
| Large Countries with Small Economies | 0 | - | 4.95 | 80,751 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,150 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,148 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,464 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,288 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,045,670 |
| Northernmost Countries | 0 | - | 4.99 | 360,313 |
| Countries of South America | 0 | - | 5.00 | 922,469 |
| Countries of Oceania | 0 | - | 5.00 | 1,050,411 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,865,353 |
| "Land" Countries | 0 | - | 4.98 | 335,708 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,852 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,761 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,806 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,921 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 99,909 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,325 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,818 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 83,341 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,442,795 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,600 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,895 |
| Countries with Megacities | 0 | - | 4.99 | 256,997 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,759 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,918 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,060 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,923 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,220 |
| Countries by Official Language | 0 | - | 4.95 | 194,581 |
| All OPEC Countries Ever | 0 | - | 4.77 | 90,603 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,453 |
| Countries in their Native Language | 0 | - | 4.99 | 198,123 |
| Independence from Whom | 0 | - | 4.99 | 211,229 |
| Subdivisions by Country | 0 | - | 4.86 | 50,271 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,638 |
| Countries in World War I | 0 | - | 4.88 | 227,788 |
| Megadiverse Countries | 0 | - | 4.96 | 134,743 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 228,661 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,494 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,161 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,729 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,006 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,672 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,359 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,916 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,820 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,467 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,972 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,880 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,692 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,966 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,754 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,404 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,119 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,306 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,099 |
| World Map Quiz | 0 | - | 4.81 | 64,457 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 155,433 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,998 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,429 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,890 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,599 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,251 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,485 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,646 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,796 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,246 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,255 |
| Widest Countries East to West | 0 | - | 4.92 | 129,336 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,376 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,917 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,983 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,487 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,176 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,512 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,221 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,723 |
| Countries with Double Letters | 0 | - | 4.97 | 95,030 |
