| ALL First-Level Subdivisions of the World With a Map | 0 | - | 5.00 | 144,566 |
| All First-Level Subdivisions of Europe by Proximity | 0 | - | 4.84 | 76,285 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,223 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.97 | 34,424 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 49,584 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,361,264 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,679 |
| Find the City #1 | 0 | - | 4.97 | 42,069 |
| Subdivisions by Country | 0 | - | 4.86 | 50,046 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 108,460 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 152,463 |
| Countries of the World With a Disappearing Map | 0 | - | 5.00 | 110,892 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.84 | 63,057 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 62,876 |
| Top World Languages on a Map | 0 | - | 4.93 | 102,202 |
| Official Languages of the World on the Disappearing World Map | 0 | - | 4.98 | 115,025 |
| 407 Islands on the World Map | 0 | - | 4.99 | 34,669 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,122 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,799,482 |
| World Capitals by Map | 0 | - | 5.00 | 283,037 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,627 |
| Countries of the World in 1900 | 0 | - | 4.89 | 83,420 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 193,042 |
| All Countries by Northernmost Point on Land | 0 | - | 4.89 | 124,966 |
| 20 Countries on an Empty Map #1 | 0 | - | 4.94 | 61,726 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 148,735 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,264 |
| Layers of the Earth and Atmosphere | 0 | - | 4.97 | 50,163 |
| African East Coast | 0 | - | 4.96 | 94,993 |
| Regions of Countries #4 | 0 | - | 4.48 | 57,040 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 24,445 |
| Boundary Waters | 0 | - | 4.92 | 88,025 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,795 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,232 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,224 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,809 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 69,698 |
| Pixelated World Map | 0 | - | 5.00 | 142,368 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 98,662 |
| Countries of the World in 1444 | 0 | - | 4.98 | 59,475 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 56,841 |
| Countries of Europe before World War II with a Map | 0 | - | 4.94 | 52,241 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 81,290 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,694 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,562 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,711 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 302,598 |
| Who Controls It? #2 | 0 | - | 4.78 | 30,937 |
| Who Controls It? #3 | 0 | - | 4.61 | 19,514 |
| Largest World's Islands on the World Map | 0 | - | 4.69 | 173,845 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,888,171 |
| Landlocked Countries | 0 | - | 4.99 | 413,246 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,333 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 551,870 |
| All Counties of the United States by Proximity | 0 | - | 4.98 | 304,332 |
| Seas on the World Map | 0 | - | 4.96 | 133,771 |
| Seas of the World | 0 | - | 5.00 | 154,234 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 93,858 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 122,363 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,131 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 94,957 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,538 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,895 |
| World Capitals Quiz | 0 | - | 5.00 | 5,028,909 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,416 |
| Himalayan Countries | 0 | - | 4.95 | 135,202 |
| Andean Countries | 0 | - | 4.94 | 82,750 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,162 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,103 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,829 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,537 |
| Danube Countries | 0 | - | 4.97 | 71,042 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,705 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,498 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,387 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,312 |
| European Landlocked Countries | 0 | - | 4.99 | 145,712 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,135 |
| Countries with the Most Species | 0 | - | 4.99 | 95,222 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,283 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,190 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,354 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,937 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,547 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,914 |
| Countries in the Alps | 0 | - | 4.87 | 116,761 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,521 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,173 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,981 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,384 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,108 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,966 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,522 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,723 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,023 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,015 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,180 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,019 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,409 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,707 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,718 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 116,983 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,604 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,233 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,731 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,058 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,518 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,573 |
| Largest Countries By Category | 0 | - | 4.97 | 156,686 |
| Countries by Countries | 0 | - | 4.96 | 62,219 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,318 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,950 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,313 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 42,668 |
| All Countries by Population With a Map | 0 | - | 4.98 | 106,544 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,063 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,721 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,713,256 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 144,672 |
| Western Europe Map Quiz | 0 | - | 4.87 | 93,472 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,519 |
| Most Populous U.S. Counties | 0 | - | 4.13 | 24,950 |
| Most Populous City by U.S. County | 0 | - | 4.38 | 19,972 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 206,300 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,590 |
| Longest International Borders | 0 | - | 4.99 | 263,475 |
| Countries with Three Borders | 0 | - | 4.96 | 36,162 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,584 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,639 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,139 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,077 |
| Largest Arctic Islands with a Map | 0 | - | 4.46 | 20,508 |
| Roman Provinces on a Map | 0 | - | 4.54 | 36,537 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,105 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 36,847 |
| Demonym of Every Country | 0 | - | 4.91 | 58,613 |
| Most Populous County In Each U.S. State | 0 | - | 4.50 | 5,853 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,205 |
| The Same Prefixes - Geography | 0 | - | 4.49 | 47,374 |
| "Second Best" Geography Edition #1 | 0 | - | 4.64 | 63,004 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,433 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,009 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,570,167 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 53,437 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 371,996 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,511 |
| Island Countries | 0 | - | 4.99 | 707,456 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.74 | 45,122 |
| Modern-Day Countries of the Mayan Civilization | 0 | - | 4.77 | 32,917 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,038,973 |
| Northernmost Countries | 0 | - | 4.99 | 357,514 |
| Countries of South America | 0 | - | 5.00 | 914,077 |
| Countries of Oceania | 0 | - | 5.00 | 1,039,592 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,846,901 |
| "Land" Countries | 0 | - | 4.98 | 333,537 |
| Top World Languages | 0 | - | 4.92 | 812,620 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,151 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 103,438 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,981 |
| Countries with Megacities | 0 | - | 4.99 | 246,490 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,898 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,788 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,361 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,745 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,880 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,611 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,561 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,547 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,332 |
| Countries by Capital City | 0 | - | 5.00 | 66,556 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,280 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,864 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,380 |
| Moved Capital Cities | 0 | - | 4.96 | 73,552 |
| Countries by Official Language | 0 | - | 4.95 | 192,692 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,012 |
| Countries in their Native Language | 0 | - | 4.99 | 196,551 |
| Independence from Whom | 0 | - | 4.99 | 209,588 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,671 |
| Megadiverse Countries | 0 | - | 4.97 | 133,861 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,725 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,901 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,403 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,848 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,596 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,969 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 92,815 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,114 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,200 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,731 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,488 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,393 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,468 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,484 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,643 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,001 |
| World Map Quiz | 0 | - | 4.81 | 63,441 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,280 |
| Countries by Sports in 60 Seconds | 0 | - | 4.91 | 141,360 |
| Countries in the Shape of Mr. Bean with a Map | 0 | - | 4.04 | 20,932 |