| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,856,399 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 210,595 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,709 |
| Longest International Borders | 0 | - | 4.99 | 266,120 |
| Countries with Three Borders | 0 | - | 4.96 | 36,867 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,468 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 83,014 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,399,122 |
| 5 Largest Cities for Every Letter on Map | 0 | - | 4.97 | 52,172 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,661 |
| Find the City #1 | 0 | - | 4.97 | 43,479 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,666 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,948 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 160,292 |
| Smallest Countries with at Least One Border | 0 | - | 4.88 | 107,883 |
| Countries of the World With a Disappearing Map | 0 | - | 5.00 | 114,401 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.84 | 64,823 |
| Countries That Do Not Border | 0 | - | 4.99 | 61,062 |
| ALL First-Level Subdivisions of the World With a Map | 0 | - | 5.00 | 150,417 |
| All First-Level Subdivisions of Europe by Proximity | 0 | - | 4.86 | 77,957 |
| Top World Languages on a Map | 0 | - | 4.94 | 104,184 |
| Official Languages of the World on the Disappearing World Map | 0 | - | 4.99 | 117,931 |
| 407 Islands on the World Map | 0 | - | 4.99 | 35,792 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 47,260 |
| Smallest Countries with at Least Two Borders | 0 | - | 4.97 | 43,392 |
| One Border Countries | 0 | - | 4.98 | 472,964 |
| World Capitals by Map | 0 | - | 5.00 | 290,312 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 59,000 |
| Countries of the World in 1900 | 0 | - | 4.89 | 86,333 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 197,267 |
| All Countries by Northernmost Point on Land | 0 | - | 4.90 | 127,710 |
| 20 Countries on an Empty Map #1 | 0 | - | 4.94 | 63,002 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 152,653 |
| Countries by Borders #1 | 0 | - | 5.00 | 195,243 |
| Countries with the Longest Total Borders | 0 | - | 4.99 | 314,426 |
| Longest Border by Country #1 | 0 | - | 4.99 | 146,904 |
| Largest Countries with No Borders | 0 | - | 4.96 | 222,658 |
| Countries with Two Borders | 0 | - | 4.99 | 150,527 |
| Countries by Borders #2 | 0 | - | 4.96 | 136,940 |
| Landlocked Countries that Border Each Other | 0 | - | 5.00 | 141,717 |
| Big Countries Bordering Small Countries | 0 | - | 4.99 | 131,887 |
| Largest Countries Bordering Each Other | 0 | - | 4.99 | 115,969 |
| Biggest Countries Bordering the Pacific Ocean | 0 | - | 4.92 | 93,972 |
| Countries by Borders #3 | 0 | - | 4.98 | 98,510 |
| Bordering Countries Forming Words #1 | 0 | - | 4.92 | 75,903 |
| Bordering Countries Forming Words #2 | 0 | - | 4.97 | 32,889 |
| Longest Border by Country #2 | 0 | - | 4.95 | 121,580 |
| Longest Border by Country #3 | 0 | - | 4.99 | 80,076 |
| Countries Sandwiched Between Two Others | 0 | - | 4.90 | 92,139 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,971 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,782 |
| African East Coast | 0 | - | 4.96 | 96,999 |
| Clear All Country Borders on the World Map | 0 | - | 4.69 | 41,656 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 25,381 |
| Boundary Waters | 0 | - | 4.92 | 88,878 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,494 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,925 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,664 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 61,124 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 71,136 |
| Pixelated World Map | 0 | - | 5.00 | 144,806 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 100,879 |
| Countries of the World in 1444 | 0 | - | 4.98 | 60,909 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 58,041 |
| Countries of Europe before World War II with a Map | 0 | - | 4.95 | 54,421 |
| Bordering Countries Beginning With the Same Letter | 0 | - | 4.99 | 140,452 |
| Bordering Countries by HDI Difference | 0 | - | 4.89 | 52,217 |
| Countries Closest to Antarctica on a Map | 0 | - | 4.98 | 81,495 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 50,520 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 313,388 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 245,011 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 232,030 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 307,163 |
| Largest World's Islands on the World Map | 0 | - | 4.70 | 177,344 |
| Countries of the World Quiz | 0 | - | 5.00 | 48,023,649 |
| Landlocked Countries | 0 | - | 4.99 | 427,927 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,667 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 593,795 |
| Bordering Countries by Clue #1 | 0 | - | 4.97 | 83,463 |
| Bordering Countries by Clue #2 | 0 | - | 4.95 | 87,774 |
| Walking Across Borders with Hints #1 | 0 | - | 4.94 | 109,441 |
| Walking Across Borders with Hints #2 | 0 | - | 4.97 | 88,021 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 65,432 |
| Seas on the World Map | 0 | - | 4.96 | 136,213 |
| Seas of the World | 0 | - | 5.00 | 159,034 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,373 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 125,725 |
| World Geography on a Map #1 | 0 | - | 4.94 | 74,030 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,595 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,262 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,294 |
| World Capitals Quiz | 0 | - | 5.00 | 5,118,562 |
| Sahara Desert Countries | 0 | - | 4.98 | 167,217 |
| Himalayan Countries | 0 | - | 4.93 | 141,098 |
| Andean Countries | 0 | - | 4.94 | 85,951 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 65,049 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,693 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,601 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,792 |
| Danube Countries | 0 | - | 4.97 | 72,630 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,900 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 87,041 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,591 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 151,065 |
| European Landlocked Countries | 0 | - | 4.99 | 147,845 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,644 |
| Countries with the Most Species | 0 | - | 4.99 | 103,687 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,748 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,840 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,985 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,972 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,725 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,206 |
| Countries in the Alps | 0 | - | 4.87 | 119,081 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 103,179 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,291 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,105 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,236 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,216 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,437 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,662 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 54,052 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,553 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,366 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,988 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,861 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,724 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,983 |
| Countries with the Most Grassland | 0 | - | 4.94 | 78,085 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,317 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,776 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 76,907 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,939 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 246,670 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,752 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,657 |
| Largest Countries By Category | 0 | - | 4.97 | 159,221 |
| Countries by Countries | 0 | - | 4.97 | 63,873 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,558 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,467 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,727 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 43,855 |
| All Countries by Population With a Map | 0 | - | 4.98 | 111,700 |
| 20 Countries on a Topological Map #2 | 0 | - | 4.75 | 21,974 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,620 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,314 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,817,120 |
| Smallest Countries Bordering Each Other | 0 | - | 4.55 | 93,299 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 146,658 |
| Western Europe Map Quiz | 0 | - | 4.86 | 94,038 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,941 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,677 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.98 | 35,297 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,599 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,900 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,425 |
| Largest Arctic Islands with a Map | 0 | - | 4.47 | 20,711 |
| Roman Provinces on a Map | 0 | - | 4.53 | 37,447 |
| Countries of South America with an Empty Map | 0 | - | 4.95 | 105,682 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.86 | 37,223 |
| Demonym of Every Country | 0 | - | 4.90 | 61,722 |
| Pacific Ocean General Knowledge | 0 | - | 4.70 | 36,420 |
| The Same Prefixes - Geography | 0 | - | 4.48 | 48,106 |
| Biggest First-Level Subdivisions by Area | 0 | - | 4.89 | 27,246 |
| "Second Best" Geography Edition #1 | 0 | - | 4.56 | 63,788 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 337,226 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,255 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,604,029 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,691 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 377,238 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 410,770 |
| Island Countries | 0 | - | 4.99 | 713,320 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.77 | 45,941 |
| Modern-Day Countries of the Mayan Civilization | 0 | - | 4.78 | 33,799 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,056,984 |
| Northernmost Countries | 0 | - | 4.99 | 364,945 |
| Countries of South America | 0 | - | 5.00 | 935,209 |
| Countries of Oceania | 0 | - | 5.00 | 1,066,805 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,895,363 |
| "Land" Countries | 0 | - | 4.98 | 339,228 |
| Which Country Does Not Border... | 0 | - | 4.78 | 94,059 |
| Top World Languages | 0 | - | 4.92 | 832,440 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,799 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 105,221 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,725 |
| Countries with Megacities | 0 | - | 4.99 | 268,307 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,350 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,448 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,699 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,558 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,694 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,174 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,454 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,616 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,562 |
| Countries by Capital City | 0 | - | 5.00 | 69,795 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 78,270 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,445 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 85,054 |
| Moved Capital Cities | 0 | - | 4.96 | 74,780 |