| Countries that Start with A | 0 | - | 4.98 | 2,158,399 |
| Countries that Start with B | 0 | - | 4.95 | 2,290,404 |
| Countries that Start with C | 0 | - | 4.96 | 1,818,787 |
| Countries that Start with D | 0 | - | 4.96 | 707,347 |
| Countries that Start with E | 0 | - | 4.95 | 1,374,534 |
| Countries that Start with G | 0 | - | 4.97 | 1,500,173 |
| Countries that Start with H | 0 | - | 4.96 | 602,844 |
| Countries that Start with I | 0 | - | 4.92 | 1,285,902 |
| Countries that Start with J | 0 | - | 4.98 | 600,703 |
| Countries that Start with K | 0 | - | 4.97 | 813,799 |
| Countries that Start with L | 0 | - | 4.98 | 1,088,641 |
| Countries that Start with N | 0 | - | 4.93 | 1,115,571 |
| Countries that Start with P | 0 | - | 4.94 | 1,214,083 |
| Countries that Start with S | 0 | - | 4.98 | 1,752,055 |
| Countries that Start with T | 0 | - | 4.90 | 1,008,301 |
| Countries that Start with U | 0 | - | 4.97 | 903,217 |
| Countries that Start with V | 0 | - | 4.98 | 608,277 |
| Countries that Start with F | 0 | - | 4.83 | 616,130 |
| Countries that Start with M | 0 | - | 4.97 | 1,379,334 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,687 |
| Name a Country A-Z | 0 | - | 5.00 | 242,589 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,442,844 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,605 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,908 |
| Countries with Megacities | 0 | - | 4.99 | 257,212 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,772 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,923 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,067 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,929 |
| Countries that Start with R | 0 | - | 4.43 | 446,525 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,965 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,518 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,340 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,647 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,244 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,333 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,890 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,824 |
| One Country By Letter By Continent | 0 | - | 5.00 | 123,337 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,056 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,344 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,488 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,178 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,674 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,950 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,130 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,812 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,700 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,073 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,050 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,356 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,146 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,422 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,052 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,754 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,872 |
| Countries Bordering "U" Countries | 0 | - | 4.82 | 24,397 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,384 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,463 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,982 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,598 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,325 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,013 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.84 | 23,290 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,559 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,438 |
| Monarchies of Europe | 0 | - | 4.90 | 97,929 |
| Monarchies of Asia | 0 | - | 4.97 | 70,964 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,767 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,258 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,396 |
| European Geography By Letter - B #2 | 0 | - | 4.85 | 77,905 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,622 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,847 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,757 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,113 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,305 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,888 |
| Richest Countries A-Z | 0 | - | 4.91 | 102,709 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,855 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,765 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,808 |
| Biggest Cities in the World | 0 | - | 4.91 | 796,375 |
| Biggest World Cities A-Z | 0 | - | 4.63 | 222,677 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,889 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 83,361 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 121,263 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,826 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,484 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,221 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,695 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,404 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,428 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,848 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 224,023 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,837 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 132,683 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,325 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,166 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 416,370 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,406 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,638 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,739 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 57,199 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,333 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 129,780 |
| Biggest Cities in the United States | 0 | - | 4.93 | 975,182 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 365,466 |
| Majority Muslim Countries | 0 | - | 4.98 | 373,050 |
| NATO Countries | 0 | - | 4.98 | 279,160 |
| EU Countries Quiz | 0 | - | 4.99 | 272,771 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,493 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 287,349 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 271,763 |
| Top Five Countries by Religion | 0 | - | 4.93 | 170,666 |
| Olympic Host Countries | 0 | - | 4.98 | 200,300 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,580 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,794 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,923 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 307,820 |
| The Only European Country ... | 0 | - | 4.91 | 215,933 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,696 |
| Countries with NO Military | 0 | - | 4.97 | 61,927 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,745 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,374 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,571 |
| Countries of Africa | 0 | - | 5.00 | 2,529,424 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 127,992 |
| Biggest Cities by Language | 0 | - | 4.96 | 245,938 |
| Largest City by Island | 0 | - | 4.87 | 71,636 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 70,762 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,622 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,211 |
| Megacities on a World Map | 0 | - | 4.98 | 253,223 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 576,855 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,187 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,651 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,143 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 34,627 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,037 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,666 |
| Coldest World Capitals | 0 | - | 4.95 | 133,445 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,325,970 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,745 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,123 |
| Countries of the Middle East | 0 | - | 4.96 | 200,707 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,980 |
| Slavic Countries | 0 | - | 4.96 | 111,476 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,088 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,328 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,630 |
| African Island Countries | 0 | - | 4.96 | 101,404 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 319,638 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,785 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,830 |
| Buddhist Countries | 0 | - | 4.96 | 143,684 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,765 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 46,352 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 334,575 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 123,143 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,020,307 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,629 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,246 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,132 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,818 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,619 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,402 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,504 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,504 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,071 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,949 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,371 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,976 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,950 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,790 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,054 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,108 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,615 |
| World Currency Quiz | 0 | - | 4.91 | 301,809 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,960 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,790 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,205 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 344,641 |
| India A-Z | 0 | - | 4.42 | 34,086 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,059 |
| European Geography By Letter - A | 0 | - | 4.51 | 144,851 |
| European Geography By Letter - B #1 | 0 | - | 4.68 | 112,578 |
| European Geography By Letter - C | 0 | - | 4.46 | 113,319 |
| European Geography By Letter - D | 0 | - | 4.50 | 108,050 |
| European Geography By Letter - L | 0 | - | 4.52 | 113,119 |
| European Geography By Letter - M | 0 | - | 4.67 | 130,112 |
| European Geography By Letter - P #1 | 0 | - | 4.80 | 97,207 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,546 |
| European Geography By Letter - R | 0 | - | 4.42 | 93,232 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,791 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,614 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,352 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,814 |
| Asian Geography by Letter - T | 0 | - | 4.51 | 57,292 |
| European Geography By Letter - T | 0 | - | 4.41 | 82,117 |
