| Countries With No Rivers | 0 | - | 4.96 | 76,757 |
| Name a Valid Country on Each River | 0 | - | 4.95 | 62,055 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,934 |
| World's Longest Rivers | 0 | - | 4.89 | 136,532 |
| Tectonic Plates Map Quiz | 0 | - | 4.99 | 81,383 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,441 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,662 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,410 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,791 |
| Countries with Fjords | 0 | - | 4.94 | 100,847 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,651 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,462 |
| Biggest City by River | 0 | - | 4.41 | 52,838 |
| Rivers and Lakes whose Names are Countries | 0 | - | 4.95 | 45,480 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 23,061 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 163,593 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,811 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 116,004 |
| North Sea Countries | 0 | - | 4.92 | 87,358 |
| Black Sea Countries | 0 | - | 4.87 | 60,589 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,351 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,450 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,210 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 412,629 |
| Famous Rivers | 0 | - | 4.75 | 104,933 |
| City to River #1 | 0 | - | 4.59 | 35,844 |
| Most Populous River Basins | 0 | - | 4.55 | 39,697 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,332 |
| Seas on the World Map | 0 | - | 4.96 | 135,264 |
| Seas of the World | 0 | - | 5.00 | 156,679 |
| Trace the Coast of Europe with a Map | 0 | - | 4.93 | 78,708 |
| Trace the Coast of Afro-Eurasia with a Map | 0 | - | 5.00 | 59,326 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,527 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,701 |
| Megadiverse Countries | 0 | - | 4.96 | 134,829 |
| Rivers by City | 0 | - | 4.38 | 31,709 |
| City to River #2 - Difficult | 0 | - | 4.64 | 26,027 |
| Largest Rivers by Discharge | 0 | - | 4.54 | 16,013 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,619,545 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,501 |
| Rivers on Borders | 0 | - | 4.02 | 22,691 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 417,072 |
| Geologic Time Scale | 0 | - | 4.41 | 10,008 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 96,759 |
| Biggest Lakes in the World | 0 | - | 4.63 | 89,373 |
| Great Lakes Quiz | 0 | - | 4.78 | 50,376 |
| Megacities on a World Map | 0 | - | 4.98 | 254,215 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 577,698 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,854 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,483 |
| 500 Biggest Cities in the World on a Map | 0 | - | 4.97 | 122,260 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 34,757 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,799 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,574 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 66,950 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 171,327 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 49,849 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,213 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,226 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,225 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,608 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 82,195 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 107,905 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,368 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,893 |
| Crayola Crayon Colors 64 Pack | 0 | - | 4.99 | 62,615 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,856 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,286 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,642 |
| Random Point on Land to Country | 0 | - | 4.99 | 234,501 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 68,715 |
| All Counties of the United States by Proximity | 0 | - | 4.98 | 307,080 |
| Landforms by Description Quiz | 0 | - | 4.33 | 26,010 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 35,907 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,794 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,115 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,664 |
| World Currencies Quiz on a Map | 0 | - | 4.95 | 60,941 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,094 |
| Countries of Europe in 1848 | 0 | - | 4.99 | 80,758 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,527 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,886 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,774 |
| Country Quiz on a Map - USA | 0 | - | 4.98 | 57,741 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,439 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 382,992 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,301 |
| Gulfs and Bays on the World Map | 0 | - | 4.61 | 30,220 |
| Famous Lakes Quiz | 0 | - | 4.52 | 23,998 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,403 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,708 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,495 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,278 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,418 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 137,677 |
| Countries by Coastline Per Capita | 0 | - | 4.59 | 23,324 |
| Departments of France | 0 | - | 4.93 | 54,011 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,837 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 331,632 |
| Name the Sea from a Clue | 0 | - | 4.59 | 26,704 |
| African Great Lakes | 0 | - | 4.82 | 66,163 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,774 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,476 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,629 |
| Boundary Waters | 0 | - | 4.92 | 88,433 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,127 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,013 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,347 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,415 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,350 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,183 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,141 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,431 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,403,110 |
| Landlocked Countries | 0 | - | 4.99 | 419,786 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,084 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,339 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,372 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,418 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 570,455 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 279,169 |
| Pixelated United States Map | 0 | - | 4.87 | 94,190 |
| US States with an Empty Map | 0 | - | 5.00 | 624,037 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,550 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,744 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,838 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,056 |
| Biggest Cities in the Blue Banana | 0 | - | 4.56 | 36,361 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,335 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,733 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,879 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,755 |
| World Capitals Quiz | 0 | - | 5.00 | 5,069,197 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,360 |
| Himalayan Countries | 0 | - | 4.95 | 137,788 |
| Andean Countries | 0 | - | 4.95 | 84,109 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,342 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,887 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,977 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,453 |
| Danube Countries | 0 | - | 4.97 | 71,748 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,675 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,149 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,820 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,891 |
| European Landlocked Countries | 0 | - | 4.99 | 146,871 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,254 |
| Countries with the Most Species | 0 | - | 4.99 | 103,015 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,416 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,460 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,628 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,376 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,049 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,449 |
| Countries in the Alps | 0 | - | 4.87 | 117,833 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,229 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,560 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,474 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,353 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,218 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,783 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,383 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,268 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,028 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,632 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,527 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,375 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,996 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,269 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,288 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,383 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,122 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,631 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,674 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,787 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,470 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,051 |
| Largest Countries By Category | 0 | - | 4.97 | 157,798 |
| Countries by Countries | 0 | - | 4.97 | 62,934 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,342 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,184 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,490 |
| All Countries by Population With a Map | 0 | - | 4.98 | 108,839 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,730 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,423 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,762,598 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 115,637 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,483 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,774 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,308 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,421 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.98 | 34,793 |
| Rivers A-Z | 0 | - | 4.35 | 32,774 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 208,368 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,134 |
| Longest International Borders | 0 | - | 4.99 | 264,829 |
| Countries with Three Borders | 0 | - | 4.96 | 36,498 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,966 |
| Geography by Letter on the World Map - B | 0 | - | 4.52 | 90,393 |
| Geography by Letter on the World Map - C | 0 | - | 4.79 | 117,484 |
