| Seas of the World | 0 | - | 5.00 | 156,331 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 115,977 |
| North Sea Countries | 0 | - | 4.92 | 87,302 |
| Black Sea Countries | 0 | - | 4.87 | 60,572 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,310 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,408 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 87,617 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 56,249 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,598 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,408 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,894 |
| World's Longest Rivers | 0 | - | 4.89 | 136,002 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 23,032 |
| Countries With No Rivers | 0 | - | 4.96 | 76,694 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,177 |
| Name a Valid Country on Each River | 0 | - | 4.96 | 61,965 |
| Tectonic Plates Map Quiz | 0 | - | 4.99 | 81,254 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,348 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,619 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,331 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,754 |
| Countries with Fjords | 0 | - | 4.94 | 100,768 |
| Gulfs and Bays on the World Map | 0 | - | 4.61 | 30,196 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 163,333 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,727 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 412,374 |
| Biggest Lakes in the World | 0 | - | 4.63 | 89,317 |
| Great Lakes Quiz | 0 | - | 4.78 | 50,332 |
| Famous Rivers | 0 | - | 4.75 | 104,875 |
| City to River #1 | 0 | - | 4.59 | 35,830 |
| Most Populous River Basins | 0 | - | 4.55 | 39,677 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,310 |
| Trace the Coast of Europe with a Map | 0 | - | 4.94 | 78,572 |
| Trace the Coast of Afro-Eurasia with a Map | 0 | - | 5.00 | 59,249 |
| Biggest City by River | 0 | - | 4.41 | 52,824 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,491 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,661 |
| Megadiverse Countries | 0 | - | 4.96 | 134,753 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,821,962 |
| Famous Lakes Quiz | 0 | - | 4.52 | 23,989 |
| Rivers by City | 0 | - | 4.38 | 31,700 |
| City to River #2 - Difficult | 0 | - | 4.64 | 25,994 |
| Largest Rivers by Discharge | 0 | - | 4.54 | 16,004 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,614,129 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,483 |
| Rivers and Lakes whose Names are Countries | 0 | - | 4.95 | 45,431 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 416,446 |
| World Capitals by Map | 0 | - | 5.00 | 285,581 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,149 |
| Countries of the World in 1900 | 0 | - | 4.89 | 84,549 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 194,712 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 150,366 |
| Countries by Coastline Per Capita | 0 | - | 4.59 | 23,266 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.91 | 115,488 |
| Geologic Time Scale | 0 | - | 4.46 | 10,002 |
| African East Coast | 0 | - | 4.96 | 95,825 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 96,692 |
| Megacities on a World Map | 0 | - | 4.98 | 253,306 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,671 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,180 |
| 500 Biggest Cities in the World on a Map | 0 | - | 4.97 | 121,904 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 34,646 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,788 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,397 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 66,613 |
| Pixelated World Map | 0 | - | 5.00 | 143,138 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 99,469 |
| Countries of the World in 1444 | 0 | - | 4.98 | 60,097 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 57,285 |
| Countries of Europe before World War II with a Map | 0 | - | 4.95 | 53,089 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 81,934 |
| Countries Closest to Antarctica on a Map | 0 | - | 4.98 | 80,444 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 170,597 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 49,756 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,127 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 49,921 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,210 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,205 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,583 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 82,062 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 107,762 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,246 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,670 |
| Crayola Crayon Colors 64 Pack | 0 | - | 4.99 | 62,436 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,960 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,053 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,998 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 304,545 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,090 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,597 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,931 |
| Random Point on Land to Country | 0 | - | 4.99 | 233,951 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 68,615 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,840 |
| All Counties of the United States by Proximity | 0 | - | 4.98 | 306,456 |
| Landforms by Description Quiz | 0 | - | 4.33 | 26,006 |
| Rivers on Borders | 0 | - | 4.02 | 22,685 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,646 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,997 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,498 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 123,821 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,879 |
| Countries of Europe in 1848 | 0 | - | 4.99 | 76,120 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,280 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,698 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,348 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,257 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,531 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,149 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,303 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 137,242 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,661 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,608 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,776 |
| Boundary Waters | 0 | - | 4.92 | 88,370 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,072 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,893 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 62,149 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,321 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,260 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,322,064 |
| Landlocked Countries | 0 | - | 4.99 | 418,744 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 567,601 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 43,087 |
| Seas of Europe | 0 | - | 4.37 | 84,576 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,443 |
| Roman Provinces on a Map | 0 | - | 4.54 | 36,848 |
| Pixelated United States Map | 0 | - | 4.87 | 94,067 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,491 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,601 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,644 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,874 |
| Biggest Cities in the Blue Banana | 0 | - | 4.56 | 36,300 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,306 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,699 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,866 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,101 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,650 |
| World Capitals Quiz | 0 | - | 5.00 | 5,062,772 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 53,959 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,913 |
| Himalayan Countries | 0 | - | 4.94 | 137,347 |
| Andean Countries | 0 | - | 4.95 | 83,894 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,189 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,593 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,801 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,321 |
| Danube Countries | 0 | - | 4.97 | 71,632 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,515 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,034 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,606 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,688 |
| European Landlocked Countries | 0 | - | 4.99 | 146,749 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,101 |
| Countries with the Most Species | 0 | - | 4.99 | 102,886 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,238 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,428 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,581 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,290 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,969 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,346 |
| Countries in the Alps | 0 | - | 4.87 | 117,652 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,111 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,329 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,395 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,961 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,069 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,434 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,254 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,169 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,951 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,533 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,467 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,330 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,908 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,176 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,193 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,143 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,052 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,561 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,496 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,285 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,176 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,984 |
| Largest Countries By Category | 0 | - | 4.97 | 157,607 |
| Countries by Countries | 0 | - | 4.96 | 62,822 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,176 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,153 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,465 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.75 | 45,432 |
| Modern-Day Countries of the Mayan Civilization | 0 | - | 4.77 | 33,292 |
| All Countries by Population With a Map | 0 | - | 4.98 | 108,451 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,628 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,304 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,755,671 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,354 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,727 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,208 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,387 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.97 | 34,733 |
