| Countries that Start with A | 0 | - | 4.98 | 2,177,940 |
| Countries that Start with B | 0 | - | 4.95 | 2,308,569 |
| Countries that Start with C | 0 | - | 4.96 | 1,833,104 |
| Countries that Start with D | 0 | - | 4.96 | 717,563 |
| Countries that Start with E | 0 | - | 4.95 | 1,386,373 |
| Countries that Start with G | 0 | - | 4.97 | 1,512,924 |
| Countries that Start with H | 0 | - | 4.96 | 610,366 |
| Countries that Start with I | 0 | - | 4.92 | 1,295,582 |
| Countries that Start with J | 0 | - | 4.98 | 607,750 |
| Countries that Start with K | 0 | - | 4.97 | 821,574 |
| Countries that Start with L | 0 | - | 4.98 | 1,097,870 |
| Countries that Start with N | 0 | - | 4.93 | 1,124,922 |
| Countries that Start with P | 0 | - | 4.94 | 1,223,087 |
| Countries that Start with S | 0 | - | 4.98 | 1,764,565 |
| Countries that Start with T | 0 | - | 4.90 | 1,015,708 |
| Countries that Start with U | 0 | - | 4.97 | 909,088 |
| Countries that Start with V | 0 | - | 4.98 | 612,456 |
| Countries that Start with F | 0 | - | 4.83 | 621,891 |
| Countries that Start with M | 0 | - | 4.97 | 1,389,379 |
| One Country By Letter By Continent | 0 | - | 5.00 | 125,905 |
| Countries Bordering "U" Countries | 0 | - | 4.83 | 24,943 |
| Countries that Start with R | 0 | - | 4.44 | 450,724 |
| Richest Countries A-Z | 0 | - | 4.91 | 104,202 |
| Majority Muslim Countries | 0 | - | 4.98 | 378,271 |
| NATO Countries | 0 | - | 4.98 | 283,909 |
| EU Countries Quiz | 0 | - | 4.99 | 278,783 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 291,820 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 277,567 |
| Top Five Countries by Religion | 0 | - | 4.93 | 173,726 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,972 |
| Countries with NO Military | 0 | - | 4.97 | 63,573 |
| Countries by Number of Books Published | 0 | - | 4.95 | 73,174 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,954,865 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 324,242 |
| Countries with the Most Billionaires | 0 | - | 4.91 | 337,257 |
| Countries with the Most Christians | 0 | - | 4.93 | 144,888 |
| Countries with the Most Tanks | 0 | - | 4.91 | 108,443 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 51,258 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 75,229 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 89,316 |
| Buddhist Countries | 0 | - | 4.96 | 145,225 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,919 |
| Landlocked Countries | 0 | - | 4.99 | 427,078 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,811,153 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,917 |
| Countries with the Most Catholics | 0 | - | 4.90 | 110,574 |
| Orthodox Countries | 0 | - | 4.92 | 132,928 |
| Richest Island Countries | 0 | - | 4.85 | 101,331 |
| Battle to Country | 0 | - | 4.91 | 54,083 |
| Monarchies of Europe | 0 | - | 4.90 | 99,002 |
| Monarchies of Asia | 0 | - | 4.97 | 71,586 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 238,532 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 227,384 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 193,966 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 124,311 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,339 |
| Countries with the Most Muslims | 0 | - | 4.95 | 161,333 |
| Countries with the Most Exports | 0 | - | 4.96 | 156,353 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,638 |
| Countries by Oil Consumption | 0 | - | 4.96 | 124,542 |
| Largest Economies in 2050 | 0 | - | 4.88 | 112,041 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 275,454 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 105,112 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 85,196 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,665 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 196,309 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 119,215 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,812 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 67,099 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 99,077 |
| European Geography By Letter - B #2 | 0 | - | 4.86 | 89,045 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,426 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,993 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 410,244 |
| Island Countries | 0 | - | 4.99 | 712,936 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,836 |
| Himalayan Countries | 0 | - | 4.93 | 140,751 |
| Andean Countries | 0 | - | 4.94 | 85,760 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,882 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,440 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,438 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,663 |
| Danube Countries | 0 | - | 4.97 | 72,524 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,766 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,957 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,402 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,876 |
| European Landlocked Countries | 0 | - | 4.99 | 147,720 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,509 |
| Countries with the Most Species | 0 | - | 4.99 | 103,634 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,610 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,805 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,942 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,909 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,666 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,118 |
| Countries in the Alps | 0 | - | 4.87 | 118,940 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,941 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,086 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,049 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,153 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,105 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,370 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,564 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,980 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,503 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,300 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,945 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,818 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,660 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,906 |
| Countries with the Most Grassland | 0 | - | 4.94 | 78,008 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,108 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,712 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 76,314 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,818 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 246,216 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,445 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,599 |
| Largest Countries By Category | 0 | - | 4.97 | 159,056 |
| Countries by Countries | 0 | - | 4.97 | 63,791 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,933 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,396,521 |
| Large Countries with Small Economies | 0 | - | 4.95 | 81,375 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,407 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,442 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,701 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,207 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,055,952 |
| Northernmost Countries | 0 | - | 4.99 | 364,508 |
| Countries of South America | 0 | - | 5.00 | 934,011 |
| Countries of Oceania | 0 | - | 5.00 | 1,065,139 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,892,361 |
| "Land" Countries | 0 | - | 4.98 | 338,917 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 194,030 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,916 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,803 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 155,011 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 100,688 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,740 |
| Name a World Capital A-Z | 0 | - | 5.00 | 177,244 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 95,614 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,455,759 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,896 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,453 |
| Countries with Megacities | 0 | - | 4.99 | 267,742 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,105 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,311 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,438 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,413 |
| One Capital by Letter by Continent | 0 | - | 4.99 | 17,638 |
| Countries by Official Language | 0 | - | 4.95 | 196,180 |
| All OPEC Countries Ever | 0 | - | 4.70 | 100,363 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,890 |
| Countries in their Native Language | 0 | - | 4.99 | 199,924 |
| Independence from Whom | 0 | - | 4.99 | 213,361 |
| Subdivisions by Country | 0 | - | 4.87 | 50,661 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,629 |
| Countries in World War I | 0 | - | 4.88 | 229,386 |
| Megadiverse Countries | 0 | - | 4.96 | 148,425 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 230,373 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 133,107 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,570 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,790 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,253 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,444 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,914 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,260 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,616 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,153 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,282 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,729 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 108,472 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,495 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,210 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,760 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,626 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,952 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,676 |
| World Map Quiz | 0 | - | 4.81 | 65,908 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 159,795 |
| Smallest Countries with at Least One Border | 0 | - | 4.88 | 107,786 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,472 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,212 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,683 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,873 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,535 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,645 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,837 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,757 |
| Tallest Countries North to South | 0 | - | 4.85 | 130,920 |
| Widest Countries East to West | 0 | - | 4.92 | 130,827 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,626 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,377 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,553 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,146 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 149,086 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,596 |
| Countries by Contribution to UN Budget | 0 | - | 4.88 | 77,529 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,918 |
