| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,001 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,606 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,976 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,868 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,175 |
| Countries with Megacities | 0 | - | 4.99 | 246,849 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,091 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,950 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,507 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,839 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 70,991 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,616 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 69,944 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 60,982 |
| Asia Geography Quiz #1 | 0 | - | 4.78 | 53,329 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,323 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,150 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,805 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,988 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,612 |
| Biggest Cities in the World | 0 | - | 4.92 | 790,336 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,587,835 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,113 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,835 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,913 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,876 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,477 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,599 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,260 |
| Biggest City by Time Zone | 0 | - | 4.87 | 66,643 |
| Biggest City in Every Country | 0 | - | 4.98 | 98,671 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 221,913 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 108,852 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 130,029 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,487 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,515 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 413,607 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,577 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,053 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,157 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,742 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 66,682 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 128,526 |
| Biggest Cities in the United States | 0 | - | 4.93 | 966,614 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 363,775 |
| Random Capital to Country | 0 | - | 4.99 | 2,577,935 |
| Random Country to Capital | 0 | - | 4.98 | 911,562 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,087,935 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 446,761 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 163,155 |
| Solve the Secret Country #2 | 0 | - | 4.85 | 116,108 |
| Anagram Chain - Countries | 0 | - | 4.99 | 115,226 |
| Countries with Four Letters | 0 | - | 4.99 | 418,515 |
| Europe Geography Quiz #3 | 0 | - | 4.34 | 63,393 |
| Oceania Geography Quiz | 0 | - | 4.55 | 21,978 |
| South American Geography Quiz #2 | 0 | - | 4.62 | 39,193 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,470 |
| Countries but all Vowels are Changed to O | 0 | - | 4.92 | 67,832 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 63,187 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,065 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,223 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,653 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,087 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,138 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,331 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,922 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,401 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,588 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,298 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 126,457 |
| Biggest Cities by Language | 0 | - | 4.96 | 230,850 |
| Largest City by Island | 0 | - | 4.87 | 71,041 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,393 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,548 |
| Biggest European Cities by Century | 0 | - | 4.98 | 143,435 |
| Megacities on a World Map | 0 | - | 4.98 | 250,940 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 573,227 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,796 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 73,864 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 112,740 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 167,146 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,466 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,292 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,266 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,607 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,562 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,809 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,213 |
| Capital Cities Chain | 0 | - | 4.84 | 81,913 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 89,992 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 198,316 |
| Top Five Countries By Category #3 | 0 | - | 4.82 | 169,432 |
| Country Chain | 0 | - | 4.96 | 215,720 |
| Countries by Emojis | 0 | - | 4.99 | 236,163 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,106 |
| Countries with Shortest Maximum Distances to the Ocean | 0 | - | 4.13 | 30,869 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 317,005 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 164,111 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,095 |
| Islands by Country #1 | 0 | - | 4.87 | 174,482 |
| Regions of Countries #1 | 0 | - | 4.97 | 158,918 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,282 |
| Regions of Countries #3 | 0 | - | 4.84 | 90,331 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 213,797 |
| Name a Valid Country #3 | 0 | - | 4.99 | 259,802 |
| Name a Valid Country #1 | 0 | - | 4.99 | 283,475 |
| Name a Valid Country #2 | 0 | - | 4.98 | 246,385 |
| Name a Valid Country #4 | 0 | - | 4.97 | 251,565 |
| Name a Valid Country #5 | 0 | - | 4.99 | 189,788 |
| Name a Valid Country #6 | 0 | - | 4.95 | 126,394 |
| Name a Valid Country #7 | 0 | - | 4.91 | 126,480 |
| Name a Valid Country #8 | 0 | - | 4.85 | 96,016 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 711,461 |
| Most Populous Islands | 0 | - | 4.79 | 121,988 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,201 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,404 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,954 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,993 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,847 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,985 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,608 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,829 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,396 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,844 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,140 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,931 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,036 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,320 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,562 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 342,025 |
| Megacities on an Empty Map | 0 | - | 4.96 | 102,506 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,295 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,592 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,096 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,470 |
| The Only Country ... | 0 | - | 4.91 | 79,874 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 179,436 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,448 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,339 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,336 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 88,848 |
| Random General Knowledge - Countries | 0 | - | 4.33 | 88,349 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 47,673 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 95,629 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 233,567 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 222,816 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 190,323 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,434 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 137,041 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 77,212 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,596 |
| Random Countries by Borders | 0 | - | 4.99 | 81,672 |
| Random Name a Valid Country | 0 | - | 4.99 | 203,215 |
| Name a Valid Island Country | 0 | - | 4.96 | 114,051 |
| Boundary Waters | 0 | - | 4.92 | 88,040 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,814 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,531 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,278 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,164 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 108,719 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,095 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,289 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 95,564 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,832 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 69,731 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,949 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,534 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,115 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 222,470 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 135,584 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 113,793 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,508 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,209 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,525 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,657 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 134,803 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 378,545 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,203 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.74 | 99,454 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 58,911 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 101,905 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,703 |
| Biggest City by Region | 0 | - | 4.50 | 35,994 |
| Most Populous 2nd Cities | 0 | - | 4.78 | 56,900 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,017 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,221 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 82,920 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,256 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 98,973 |
| Largest World Cities With Five Letters | 0 | - | 4.52 | 66,426 |
| Cities Chain #2 | 0 | - | 4.42 | 56,168 |
| Cities Chain #1 | 0 | - | 4.61 | 66,347 |
| Name Any Valid U.S. City | 0 | - | 4.51 | 40,119 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,915,910 |
| Landlocked Countries | 0 | - | 4.99 | 413,558 |
| Countries of the World - One Minute Sprint | 0 | - | 4.35 | 956,192 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 93,421 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 552,874 |
| Foods by Country of Origin #1 | 0 | - | 4.41 | 334,939 |
| Musical Acts by Country #1 | 0 | - | 4.45 | 78,841 |
