| Seas of the World | 0 | - | 5.00 | 157,857 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 116,121 |
| North Sea Countries | 0 | - | 4.92 | 87,604 |
| Black Sea Countries | 0 | - | 4.87 | 60,700 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,510 |
| Caspian Sea Countries | 0 | - | 4.91 | 63,615 |
| World's Longest Rivers on a Map | 0 | - | 4.90 | 88,125 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 56,713 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,824 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,627 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 30,092 |
| World's Longest Rivers | 0 | - | 4.90 | 137,333 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 23,199 |
| Countries With No Rivers | 0 | - | 4.96 | 77,032 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,331 |
| Name a Valid Country on Each River | 0 | - | 4.95 | 62,468 |
| Tectonic Plates Map Quiz | 0 | - | 4.99 | 81,906 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,807 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,904 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,676 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,976 |
| Countries with Fjords | 0 | - | 4.94 | 101,183 |
| Gulfs and Bays on the World Map | 0 | - | 4.62 | 30,352 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 164,896 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.88 | 29,221 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 413,758 |
| Biggest Lakes in the World | 0 | - | 4.63 | 89,827 |
| Great Lakes Quiz | 0 | - | 4.80 | 50,563 |
| Famous Rivers | 0 | - | 4.75 | 105,160 |
| City to River #1 | 0 | - | 4.59 | 35,884 |
| Most Populous River Basins | 0 | - | 4.55 | 39,778 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,426 |
| Trace the Coast of Europe with a Map | 0 | - | 4.93 | 79,159 |
| Trace the Coast of Afro-Eurasia with a Map | 0 | - | 5.00 | 59,645 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,671 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,843 |
| Megadiverse Countries | 0 | - | 4.96 | 135,154 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,841,942 |
| Famous Lakes Quiz | 0 | - | 4.52 | 24,047 |
| Rivers by City | 0 | - | 4.38 | 31,759 |
| City to River #2 - Difficult | 0 | - | 4.64 | 26,168 |
| Largest Rivers by Discharge | 0 | - | 4.54 | 16,066 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,642,937 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,584 |
| Rivers and Lakes whose Names are Countries | 0 | - | 4.95 | 45,678 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 419,712 |
| Biggest City by River | 0 | - | 4.38 | 52,925 |
| World Capitals by Map | 0 | - | 5.00 | 288,506 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,661 |
| Countries of the World in 1900 | 0 | - | 4.89 | 85,571 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 196,245 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 151,729 |
| Countries by Coastline Per Capita | 0 | - | 4.59 | 23,546 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.91 | 116,183 |
| Geologic Time Scale | 0 | - | 4.41 | 10,053 |
| African East Coast | 0 | - | 4.96 | 96,518 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 97,017 |
| Megacities on a World Map | 0 | - | 4.98 | 256,131 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,438 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 115,708 |
| 500 Biggest Cities in the World on a Map | 0 | - | 4.97 | 123,511 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 35,152 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.27 | 70,839 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,229 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 68,455 |
| Pixelated World Map | 0 | - | 5.00 | 143,868 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 100,316 |
| Countries of the World in 1444 | 0 | - | 4.98 | 60,588 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 57,730 |
| Countries of Europe before World War II with a Map | 0 | - | 4.95 | 53,881 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 82,574 |
| Countries Closest to Antarctica on a Map | 0 | - | 4.98 | 81,176 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 174,748 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,355 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,525 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 50,277 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,286 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,274 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,693 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.87 | 82,780 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 108,602 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,854 |
| Top African Languages on a Map | 0 | - | 4.94 | 74,880 |
| Crayola Crayon Colors 64 Pack | 0 | - | 4.99 | 63,026 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,058 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,256 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,196 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 306,089 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,989 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,797 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,350 |
| Random Point on Land to Country | 0 | - | 4.99 | 236,518 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 69,060 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,642 |
| All Counties of the United States by Proximity | 0 | - | 4.98 | 308,831 |
| Landforms by Description Quiz | 0 | - | 4.33 | 26,028 |
| Rivers on Borders | 0 | - | 4.02 | 22,726 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,264 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,612 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,247 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 124,955 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,038 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 84,546 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,446 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,583 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,842 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,520 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,298 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,695 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,882 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 139,323 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,485 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,309 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,295 |
| Boundary Waters | 0 | - | 4.92 | 88,668 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,331 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,479 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,050 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,790 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,793 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,731,501 |
| Landlocked Countries | 0 | - | 4.99 | 423,813 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 583,280 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 43,493 |
| Seas of Europe | 0 | - | 4.37 | 84,812 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,720 |
| Roman Provinces on a Map | 0 | - | 4.53 | 37,213 |
| Pixelated United States Map | 0 | - | 4.88 | 94,634 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,819 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,217 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,708 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 124,730 |
| Biggest Cities in the Blue Banana | 0 | - | 4.57 | 36,587 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,420 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,848 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,931 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,186 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,317 |
| World Capitals Quiz | 0 | - | 5.00 | 5,094,700 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,410 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,341 |
| Himalayan Countries | 0 | - | 4.94 | 139,520 |
| Andean Countries | 0 | - | 4.94 | 85,058 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,244 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,445 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,803 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,115 |
| Danube Countries | 0 | - | 4.97 | 72,209 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,302 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,623 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,706 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,213 |
| European Landlocked Countries | 0 | - | 4.99 | 147,376 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,975 |
| Countries with the Most Species | 0 | - | 4.99 | 103,421 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,113 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,681 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,792 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,693 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,438 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,850 |
| Countries in the Alps | 0 | - | 4.87 | 118,490 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,071 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,451 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,811 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,812 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,745 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,097 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,916 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,669 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,297 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,017 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,761 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,630 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,386 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,639 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,721 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,374 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,475 |
| Countries that Host the Most Refugees | 0 | - | 4.97 | 65,224 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,352 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,911 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,653 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,381 |
| Largest Countries By Category | 0 | - | 4.97 | 158,545 |
| Countries by Countries | 0 | - | 4.96 | 63,439 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,006 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,348 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,620 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.77 | 45,732 |
| Modern-Day Countries of the Mayan Civilization | 0 | - | 4.78 | 33,584 |
| All Countries by Population With a Map | 0 | - | 4.99 | 110,280 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,206 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,906 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,792,032 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 146,204 |
| Western Europe Map Quiz | 0 | - | 4.85 | 93,926 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,657 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,572 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.98 | 35,062 |
