| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,875 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,377 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,334 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,063 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,338 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.99 | 68,171 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,826 |
| Countries of the World in 1900 | 0 | - | 4.89 | 83,441 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 193,069 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 148,771 |
| African East Coast | 0 | - | 4.96 | 95,003 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,315 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,407 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,284 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 98,679 |
| Countries of the World in 1444 | 0 | - | 4.98 | 59,484 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 56,846 |
| Countries of Europe before World War II with a Map | 0 | - | 4.94 | 52,256 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,760 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,126 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,655 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,645 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,364 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,713 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,581 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,723 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,009 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,764 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,893 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 62,906 |
| Colonies of Africa with a Map | 0 | - | 4.77 | 53,925 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,037 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,365 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,757 |
| Europe Map Quiz | 0 | - | 5.00 | 4,729,933 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,704 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,731 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,772 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,452 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,906 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,202 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,121 |
| Independence from Whom | 0 | - | 4.99 | 209,609 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,690 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,975 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 92,846 |
| Countries by Founding Story | 0 | - | 4.95 | 76,498 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,799,808 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,439,418 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,030 |
| Africa Map Quiz | 0 | - | 5.00 | 2,103,755 |
| Asia Map Quiz | 0 | - | 4.99 | 906,666 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,068 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,586,309 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,245 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 42,671 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,643 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,142 |
| Pixelated United States Map | 0 | - | 4.89 | 93,437 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 413,485 |
| Name a City - European Countries | 0 | - | 4.92 | 64,342 |
| Cities by Former Name | 0 | - | 4.84 | 90,937 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,933 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,548 |
| World Capitals by Map | 0 | - | 5.00 | 283,086 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,636 |
| Recently Independent Countries | 0 | - | 4.98 | 157,944 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,162 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,893 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,778 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,469 |
| The Only European Country ... | 0 | - | 4.91 | 213,708 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,037 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,457 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,180 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 102,487 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 88,396 |
| Modern-Day Countries of the Persian Empire on a Map | 0 | - | 4.98 | 69,181 |
| Countries by Former Name | 0 | - | 4.99 | 124,246 |
| Countries of Africa | 0 | - | 5.00 | 2,506,574 |
| Historical City to Country | 0 | - | 4.84 | 78,114 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,439 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,699 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,598 |
| United States Map Quiz | 0 | - | 4.98 | 4,141,123 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,762 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,420 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,894 |
| Australia Map Quiz | 0 | - | 4.94 | 342,386 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,224 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,267 |
| Layers of the Earth and Atmosphere | 0 | - | 4.97 | 50,167 |
| Cities in European History #1 | 0 | - | 4.63 | 133,066 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,186 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,555 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,800 |
| Cities in Squares on a Map - Europe | 0 | - | 4.73 | 53,161 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,607 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 81,755 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.74 | 45,127 |
| Modern-Day Countries of the Mayan Civilization | 0 | - | 4.77 | 32,923 |
| East Asian Islands on the Map | 0 | - | 4.54 | 32,911 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,079 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,225,804 |
| Flags of Asia Quiz | 0 | - | 4.99 | 605,216 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,935 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,152 |
| Megacities on a World Map | 0 | - | 4.98 | 250,826 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 73,831 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 112,644 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 34,118 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,240 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,221 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,566 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,530 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,769 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,164 |
| North America Cities by Map | 0 | - | 4.41 | 47,606 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,753 |
| Former Capitals | 0 | - | 4.88 | 71,128 |
| Europe Capital to Country | 0 | - | 4.99 | 247,449 |
| Asia Capital to Country | 0 | - | 4.96 | 125,706 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,398 |
| European Capitals by Map | 0 | - | 4.99 | 136,148 |
| African Capitals by Map | 0 | - | 4.99 | 132,112 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,066 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,143 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,575 |
| European Coastal Capitals | 0 | - | 4.95 | 89,711 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,169 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,635 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,685 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 64,827 |
| Countries Settled by Vikings | 0 | - | 4.93 | 120,820 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,418 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,229 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,343 |
| Countries of the Middle East | 0 | - | 4.96 | 198,834 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,215 |
| Slavic Countries | 0 | - | 4.96 | 110,819 |
| African Island Countries | 0 | - | 4.96 | 100,743 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,427 |
| Pixelated World Map | 0 | - | 5.00 | 142,387 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,262 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,482 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,244 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,666 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,445 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,035 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,572 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,670 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,730 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,133 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,137 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,256 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,539 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,218 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,375 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,201 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,477 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 81,297 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,772 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,893 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,108 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,447 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,153 |
| North America Map Quiz | 0 | - | 4.98 | 244,295 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,422 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,321 |
| Flags of Africa Quiz | 0 | - | 5.00 | 462,977 |
| Flags of North and South America | 0 | - | 4.99 | 366,772 |
| Australian States and Territories | 0 | - | 4.95 | 140,619 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,709 |
| Counties of England | 0 | - | 4.97 | 788,900 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 49,588 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 81,225 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 106,852 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,007 |
| Crayola Crayon Colors 64 Pack | 0 | - | 4.99 | 62,010 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 302,623 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,849 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,927 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,793 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,957 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,807 |
| Megacities on an Empty Map | 0 | - | 4.96 | 102,468 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,556 |
| Official Cities in the UK | 0 | - | 4.89 | 280,408 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,077 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,755 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,631 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,375 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,077 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,139 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,680 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,414 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,742 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,289 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,153 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,315 |
