| Seas of the World | 0 | - | 5.00 | 154,275 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 115,735 |
| North Sea Countries | 0 | - | 4.92 | 86,589 |
| Black Sea Countries | 0 | - | 4.87 | 60,331 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,013 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,096 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 86,839 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 55,584 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,269 |
| Layers of the Earth and Atmosphere | 0 | - | 4.97 | 50,169 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,676 |
| World's Longest Rivers | 0 | - | 4.87 | 121,036 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 22,743 |
| Countries with the Longest Coastlines | 0 | - | 4.81 | 411,125 |
| Countries With No Rivers | 0 | - | 4.96 | 76,015 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 66,948 |
| Name a Valid Country on Each River | 0 | - | 4.96 | 61,220 |
| Tectonic Plates Map Quiz | 0 | - | 4.99 | 80,438 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 114,676 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,212 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 91,877 |
| Natural Features of Countries #1 | 0 | - | 4.86 | 83,365 |
| Countries with Fjords | 0 | - | 4.93 | 100,182 |
| Gulfs and Bays on the World Map | 0 | - | 4.62 | 29,987 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 161,746 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,172 |
| Biggest Lakes in the World | 0 | - | 4.62 | 88,982 |
| Great Lakes Quiz | 0 | - | 4.78 | 50,102 |
| Famous Rivers | 0 | - | 4.74 | 104,500 |
| City to River #1 | 0 | - | 4.59 | 35,743 |
| Most Populous River Basins | 0 | - | 4.61 | 39,543 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,110 |
| Trace the Coast of Europe with a Map | 0 | - | 4.93 | 77,934 |
| Biggest City by River | 0 | - | 4.41 | 52,691 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,308 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,427 |
| Megadiverse Countries | 0 | - | 4.97 | 133,869 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,799,968 |
| Famous Lakes Quiz | 0 | - | 4.52 | 23,910 |
| Rivers by City | 0 | - | 4.38 | 31,631 |
| City to River #2 - Difficult | 0 | - | 4.63 | 25,774 |
| Largest Rivers by Discharge | 0 | - | 4.53 | 15,919 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,586,536 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,331 |
| Rivers and Lakes whose Names are Countries | 0 | - | 4.95 | 45,153 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 413,494 |
| World Capitals by Map | 0 | - | 5.00 | 283,098 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,641 |
| Countries of the World in 1900 | 0 | - | 4.89 | 83,446 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 193,079 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 148,786 |
| Countries by Coastline Per Capita | 0 | - | 4.59 | 23,002 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 114,721 |
| Geologic Time Scale | 0 | - | 4.46 | 9,916 |
| African East Coast | 0 | - | 4.96 | 95,008 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 95,913 |
| Megacities on a World Map | 0 | - | 4.98 | 250,837 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 73,835 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 112,655 |
| 500 Biggest Cities in the World on a Map | 0 | - | 4.96 | 120,145 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 34,121 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,731 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,318 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 64,838 |
| Pixelated World Map | 0 | - | 5.00 | 142,394 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 98,685 |
| Countries of the World in 1444 | 0 | - | 4.98 | 59,487 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 56,847 |
| Countries of Europe before World War II with a Map | 0 | - | 4.94 | 52,266 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 81,305 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,792 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,134 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,662 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 49,589 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,152 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,144 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,449 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 81,229 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 106,861 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,652 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,381 |
| Crayola Crayon Colors 64 Pack | 0 | - | 4.99 | 62,013 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,752 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,590 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,730 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 302,637 |
| Megacities on an Empty Map | 0 | - | 4.96 | 102,473 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,284 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,344 |
| Random Point on Land to Country | 0 | - | 4.99 | 231,760 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.99 | 68,174 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 62,910 |
| All Counties of the United States by Proximity | 0 | - | 4.98 | 304,373 |
| Landforms by Description Quiz | 0 | - | 4.33 | 25,978 |
| Rivers on Borders | 0 | - | 4.02 | 22,636 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,040 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,372 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,763 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 122,400 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,893 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,384 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,344 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,067 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,766 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,894 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,713 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,632 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,775 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 134,709 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,909 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,834 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,125 |
| Boundary Waters | 0 | - | 4.92 | 88,026 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,798 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,245 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,241 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,816 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 69,711 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,897,809 |
| Landlocked Countries | 0 | - | 4.99 | 413,349 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 552,294 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 42,677 |
| Seas of Europe | 0 | - | 4.37 | 83,820 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,146 |
| Roman Provinces on a Map | 0 | - | 4.54 | 36,547 |
| Pixelated United States Map | 0 | - | 4.89 | 93,443 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,145 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 94,969 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,562 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,913 |
| Biggest Cities in the Blue Banana | 0 | - | 4.56 | 35,992 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,187 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,556 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,800 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,009 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,163 |
| World Capitals Quiz | 0 | - | 5.00 | 5,029,730 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 53,452 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,466 |
| Himalayan Countries | 0 | - | 4.95 | 135,252 |
| Andean Countries | 0 | - | 4.94 | 82,773 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,183 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,125 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,851 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,559 |
| Danube Countries | 0 | - | 4.97 | 71,057 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,719 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,512 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,411 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,335 |
| European Landlocked Countries | 0 | - | 4.99 | 145,722 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,158 |
| Countries with the Most Species | 0 | - | 4.99 | 95,229 |
| Countries 197 to 205 | 0 | - | 4.87 | 69,298 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,192 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,358 |
| Countries that Use the Peso | 0 | - | 4.88 | 58,946 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,554 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,924 |
| Countries in the Alps | 0 | - | 4.86 | 116,777 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,529 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,200 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,989 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,397 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,121 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,975 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,538 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,729 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,146 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,029 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,185 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,026 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,423 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,715 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,728 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,009 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,617 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,240 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,741 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,125 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,552 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,578 |
| Largest Countries By Category | 0 | - | 4.97 | 156,709 |
| Countries by Countries | 0 | - | 4.96 | 62,234 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,335 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,954 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,319 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.74 | 45,131 |
| Modern-Day Countries of the Mayan Civilization | 0 | - | 4.77 | 32,927 |
| All Countries by Population With a Map | 0 | - | 4.98 | 106,580 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,078 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,729 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,714,253 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 144,681 |
| Western Europe Map Quiz | 0 | - | 4.87 | 93,475 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,531 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,224 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.97 | 34,431 |
| Rivers A-Z | 0 | - | 4.35 | 32,678 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 206,334 |
