| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,002 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,225 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,281 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,300 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 325,266 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,722 |
| Countries with Megacities | 0 | - | 4.99 | 247,803 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,592 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,246 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,972 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,194 |
| Subdivisions by Country | 0 | - | 4.86 | 50,116 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,436,905 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,092 |
| Biggest Cities in the World | 0 | - | 4.91 | 791,835 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,239 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,085 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,346 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,074 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,583 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,864 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,447 |
| Biggest City by Time Zone | 0 | - | 4.88 | 66,881 |
| Biggest City in Every Country | 0 | - | 4.98 | 98,995 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 222,493 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,110 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 130,802 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,751 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,679 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,785 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,209 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,298 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,850 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 66,861 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 128,740 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 414,285 |
| Biggest Cities in the United States | 0 | - | 4.93 | 968,470 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 364,212 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,689 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,125 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,469 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,461 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,225 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,548 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,115 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,532 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,735 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 126,899 |
| Biggest Cities by Language | 0 | - | 4.96 | 241,859 |
| Largest City by Island | 0 | - | 4.87 | 71,171 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,475 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,708 |
| Biggest European Cities by Century | 0 | - | 4.99 | 144,527 |
| Megacities on a World Map | 0 | - | 4.98 | 251,465 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 574,054 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,900 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,009 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 113,068 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 167,350 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,663 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,457 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,388 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,738 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.92 | 66,654 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,916 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,358 |
| Regions of Countries #1 | 0 | - | 4.97 | 159,010 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,356 |
| Regions of Countries #3 | 0 | - | 4.84 | 90,395 |
| Canada Provinces and Territories | 0 | - | 5.00 | 338,644 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,567 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,279 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,815 |
| Boundary Waters | 0 | - | 4.92 | 88,102 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,873 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,428 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,941 |
| Most Populous Islands | 0 | - | 4.79 | 122,067 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,219 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,429 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,245 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,214 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,048 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,107 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,650 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,891 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,560 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,907 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,252 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,022 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,191 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,705 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,632 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 342,622 |
| Megacities on an Empty Map | 0 | - | 4.96 | 105,164 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,406 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,719 |
| States of India | 0 | - | 4.94 | 190,789 |
| Japanese Prefectures | 0 | - | 4.98 | 135,011 |
| Regions of New Zealand | 0 | - | 4.85 | 28,257 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,465 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,510 |
| Provinces of Turkey | 0 | - | 4.95 | 202,006 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,993 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,170 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,006,154 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 114,437 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,028 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,024 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 101,936 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,769 |
| Biggest City by Region | 0 | - | 4.50 | 36,025 |
| Most Populous 2nd Cities | 0 | - | 4.78 | 56,938 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,593 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,179 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 222,760 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 135,786 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,057 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,247 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 82,968 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 114,014 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,280 |
| Landlocked Countries | 0 | - | 4.99 | 414,692 |
| States of Mexico | 0 | - | 4.95 | 173,809 |
| States of Brazil | 0 | - | 4.98 | 86,661 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,125 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,239 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,122 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,198 |
| Population Trivia | 0 | - | 4.32 | 27,432 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,449 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,561 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 117,492 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,834 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,966 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,707 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,634 |
| World Capitals Quiz | 0 | - | 5.00 | 5,038,906 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,038 |
| Himalayan Countries | 0 | - | 4.95 | 135,731 |
| Andean Countries | 0 | - | 4.94 | 83,040 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,388 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,464 |
| Coffee Producing Countries | 0 | - | 4.81 | 66,085 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,748 |
| Danube Countries | 0 | - | 4.97 | 71,190 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 115,914 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,647 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,725 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,625 |
| European Landlocked Countries | 0 | - | 4.99 | 145,885 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,384 |
| Countries with the Most Species | 0 | - | 4.99 | 95,307 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,548 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,241 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,409 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,021 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,663 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,030 |
| Countries in the Alps | 0 | - | 4.86 | 117,003 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,688 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,469 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,114 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,516 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,306 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,096 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,708 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,847 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,611 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,160 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,236 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,106 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,553 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,835 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,836 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,315 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,743 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,314 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,957 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,891 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,033 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,686 |
| Largest Countries By Category | 0 | - | 4.97 | 156,923 |
| Countries by Countries | 0 | - | 4.96 | 62,378 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,560 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,002 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,361 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,869 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,725,496 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 144,820 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,525 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,639 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,271 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 328,745 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 206,719 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,702 |
| Longest International Borders | 0 | - | 4.99 | 263,990 |
| Countries with Three Borders | 0 | - | 4.96 | 36,257 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,656 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,753 |
