| Countries by National Anthem | 0 | - | 4.93 | 71,044 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,803,248 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,590,379 |
| World Capitals by Map | 0 | - | 5.00 | 283,540 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,725 |
| Countries of the World in 1900 | 0 | - | 4.89 | 83,614 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 193,332 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 149,046 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,301 |
| Layers of the Earth and Atmosphere | 0 | - | 4.97 | 50,200 |
| African East Coast | 0 | - | 4.96 | 95,127 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 413,901 |
| Megacities on a World Map | 0 | - | 4.98 | 251,178 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 73,930 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 112,896 |
| 500 Biggest Cities in the World on a Map | 0 | - | 4.96 | 120,422 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 34,183 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,425 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 65,056 |
| Pixelated World Map | 0 | - | 5.00 | 142,514 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 98,799 |
| Countries of the World in 1444 | 0 | - | 4.98 | 59,613 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 56,920 |
| Countries of Europe before World War II with a Map | 0 | - | 4.94 | 52,385 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 81,400 |
| Countries Closest to Antarctica on a Map | 0 | - | 4.98 | 80,013 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,150 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,220 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,768 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 49,629 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 81,322 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 106,983 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,752 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,577 |
| Crayola Crayon Colors 64 Pack | 0 | - | 4.99 | 62,090 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 308,018 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,783 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,904 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 302,882 |
| Boundary Waters | 0 | - | 4.92 | 88,070 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,841 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,365 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 61,391 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,887 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 69,795 |
| Megacities on an Empty Map | 0 | - | 4.96 | 102,588 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,855 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,409 |
| Random Point on Land to Country | 0 | - | 4.99 | 232,076 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.99 | 68,256 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,952 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,075 |
| All Counties of the United States by Proximity | 0 | - | 4.98 | 304,658 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 86,916 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 55,651 |
| Seas on the World Map | 0 | - | 4.96 | 134,205 |
| Seas of the World | 0 | - | 5.00 | 154,525 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,143 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,490 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,886 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 122,661 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,038 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,498 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,527 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,190 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,960,573 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,840 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,712 |
| Landlocked Countries | 0 | - | 4.99 | 414,102 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,856 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 135,025 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 554,373 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 42,739 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,044 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,703 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,202 |
| Roman Provinces on a Map | 0 | - | 4.54 | 36,600 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,991 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,223 |
| Twelve Days of Christmas | 0 | - | 4.45 | 145,601 |
| Rudolph the Red-Nosed Reindeer | 0 | - | 4.53 | 76,024 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,201 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,058 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,725 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,137 |
| World Capitals Quiz | 0 | - | 5.00 | 5,034,791 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,781 |
| Himalayan Countries | 0 | - | 4.95 | 135,525 |
| Andean Countries | 0 | - | 4.94 | 82,918 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,291 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,317 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,989 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,664 |
| Danube Countries | 0 | - | 4.97 | 71,123 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 115,826 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,587 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,588 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,493 |
| European Landlocked Countries | 0 | - | 4.99 | 145,817 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,281 |
| Countries with the Most Species | 0 | - | 4.99 | 95,275 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,431 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,216 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,384 |
| Countries that Use the Peso | 0 | - | 4.88 | 58,984 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,611 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,993 |
| Countries in the Alps | 0 | - | 4.86 | 116,910 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,625 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,349 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,052 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,466 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,236 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,045 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,634 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,804 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,479 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,108 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,209 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,073 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,485 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,798 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,787 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,170 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,696 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,284 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,840 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,561 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,835 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,630 |
| Largest Countries By Category | 0 | - | 4.97 | 156,848 |
| Countries by Countries | 0 | - | 4.96 | 62,311 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,483 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,980 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,347 |
| All Countries by Population With a Map | 0 | - | 4.98 | 106,859 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,165 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,821 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,721,082 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 144,769 |
| Western Europe Map Quiz | 0 | - | 4.87 | 93,504 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,599 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,251 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.97 | 34,466 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 206,567 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,663 |
| Longest International Borders | 0 | - | 4.99 | 263,775 |
| Countries with Three Borders | 0 | - | 4.96 | 36,217 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,624 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,714 |
| Pixelated United States Map | 0 | - | 4.89 | 93,556 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 36,874 |
| Demonym of Every Country | 0 | - | 4.91 | 58,693 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,650 |
| Biggest Cities in the Blue Banana | 0 | - | 4.56 | 36,031 |
| Cities with the Most Opera Performances | 0 | - | 4.57 | 40,400 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,212 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,580 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,816 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,024 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,230 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,572,225 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 53,503 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,303 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 402,121 |
| Island Countries | 0 | - | 4.99 | 707,807 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.74 | 45,184 |
| Modern-Day Countries of the Mayan Civilization | 0 | - | 4.77 | 32,980 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,040,143 |
| Northernmost Countries | 0 | - | 4.99 | 357,994 |
| Countries of South America | 0 | - | 5.00 | 915,673 |
| Countries of Oceania | 0 | - | 5.00 | 1,041,696 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,850,194 |
| "Land" Countries | 0 | - | 4.98 | 333,776 |
| Top World Languages | 0 | - | 4.92 | 813,767 |
| Geography by Letter on the World Map - B | 0 | - | 4.52 | 89,682 |
| Geography by Letter on the World Map - C | 0 | - | 4.78 | 116,665 |
| East Asian Islands on the Map | 0 | - | 4.54 | 32,939 |
| Colonies of Africa with a Map | 0 | - | 4.77 | 53,998 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,212 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,363,727 |
| Official Country Names of the World | 0 | - | 4.47 | 22,273 |
| Europe Map Quiz | 0 | - | 5.00 | 4,733,784 |
| All Country Flags of the World | 0 | - | 5.00 | 3,606,898 |
| Organs of the Human Body (with map) | 0 | - | 4.10 | 118,540 |
| Christmas Song Lyrics | 0 | - | 4.20 | 70,424 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,177 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,219 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 103,576 |
| The Same Prefixes - Geography | 0 | - | 4.49 | 47,429 |
| "Second Best" Geography Edition #1 | 0 | - | 4.64 | 63,059 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,435,958 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,870 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,546 |
| Countries with Megacities | 0 | - | 4.99 | 247,416 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,375 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,155 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,807 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,068 |
| 5 Largest Cities for Every Letter on Map | 0 | - | 4.97 | 50,656 |
