| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 116,111 |
| North Sea Countries | 0 | - | 4.92 | 87,578 |
| Black Sea Countries | 0 | - | 4.87 | 60,689 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,497 |
| Caspian Sea Countries | 0 | - | 4.91 | 63,601 |
| World's Longest Rivers on a Map | 0 | - | 4.90 | 88,090 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 56,687 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,809 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,616 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 30,078 |
| World's Longest Rivers | 0 | - | 4.90 | 137,267 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 23,192 |
| Countries With No Rivers | 0 | - | 4.96 | 77,001 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,320 |
| Name a Valid Country on Each River | 0 | - | 4.95 | 62,416 |
| Tectonic Plates Map Quiz | 0 | - | 4.99 | 81,865 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,767 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,883 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,653 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,959 |
| Countries with Fjords | 0 | - | 4.94 | 101,153 |
| Gulfs and Bays on the World Map | 0 | - | 4.62 | 30,339 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 164,777 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.88 | 29,182 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 413,666 |
| Biggest Lakes in the World | 0 | - | 4.63 | 89,803 |
| Great Lakes Quiz | 0 | - | 4.80 | 50,543 |
| Famous Rivers | 0 | - | 4.75 | 105,142 |
| City to River #1 | 0 | - | 4.59 | 35,879 |
| Most Populous River Basins | 0 | - | 4.55 | 39,771 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,421 |
| Trace the Coast of Europe with a Map | 0 | - | 4.93 | 79,117 |
| Trace the Coast of Afro-Eurasia with a Map | 0 | - | 5.00 | 59,610 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,657 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,829 |
| Megadiverse Countries | 0 | - | 4.96 | 135,127 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,840,417 |
| Famous Lakes Quiz | 0 | - | 4.52 | 24,044 |
| Rivers by City | 0 | - | 4.38 | 31,755 |
| City to River #2 - Difficult | 0 | - | 4.64 | 26,159 |
| Largest Rivers by Discharge | 0 | - | 4.54 | 16,064 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,640,478 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,572 |
| Rivers and Lakes whose Names are Countries | 0 | - | 4.95 | 45,661 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 419,525 |
| Biggest City by River | 0 | - | 4.38 | 52,921 |
| World Capitals by Map | 0 | - | 5.00 | 288,310 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,636 |
| Countries of the World in 1900 | 0 | - | 4.89 | 85,497 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 196,134 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 151,638 |
| Countries by Coastline Per Capita | 0 | - | 4.59 | 23,526 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.91 | 116,125 |
| Geologic Time Scale | 0 | - | 4.41 | 10,049 |
| African East Coast | 0 | - | 4.96 | 96,472 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 96,992 |
| Megacities on a World Map | 0 | - | 4.98 | 255,938 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,379 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 115,598 |
| 500 Biggest Cities in the World on a Map | 0 | - | 4.97 | 123,384 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 35,107 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.27 | 70,834 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,157 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 68,333 |
| Pixelated World Map | 0 | - | 5.00 | 143,804 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 100,225 |
| Countries of the World in 1444 | 0 | - | 4.98 | 60,548 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 57,698 |
| Countries of Europe before World War II with a Map | 0 | - | 4.95 | 53,820 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 82,529 |
| Countries Closest to Antarctica on a Map | 0 | - | 4.98 | 81,142 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 174,463 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,315 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,509 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 50,247 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,278 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,271 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,687 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.87 | 82,716 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 108,541 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,810 |
| Top African Languages on a Map | 0 | - | 4.94 | 74,806 |
| Crayola Crayon Colors 64 Pack | 0 | - | 4.99 | 62,960 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,919 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,180 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,114 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 305,958 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,916 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,778 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,318 |
| Random Point on Land to Country | 0 | - | 4.99 | 236,357 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 69,031 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,573 |
| All Counties of the United States by Proximity | 0 | - | 4.98 | 308,679 |
| Landforms by Description Quiz | 0 | - | 4.33 | 26,027 |
| Rivers on Borders | 0 | - | 4.02 | 22,724 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,219 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,563 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,183 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 124,888 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,978 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 84,318 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,364 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,518 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,298 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,817 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,504 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,230 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,646 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,847 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 139,151 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,421 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,254 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,254 |
| Boundary Waters | 0 | - | 4.92 | 88,652 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,323 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,443 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,989 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,755 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,739 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,699,408 |
| Landlocked Countries | 0 | - | 4.99 | 423,425 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 581,955 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 43,470 |
| Seas of Europe | 0 | - | 4.37 | 84,799 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,691 |
| Roman Provinces on a Map | 0 | - | 4.53 | 37,178 |
| Pixelated United States Map | 0 | - | 4.88 | 94,603 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,798 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,173 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,637 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 124,670 |
| Biggest Cities in the Blue Banana | 0 | - | 4.57 | 36,551 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,412 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,837 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,926 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,179 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,279 |
| World Capitals Quiz | 0 | - | 5.00 | 5,092,279 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,377 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,183 |
| Himalayan Countries | 0 | - | 4.94 | 139,377 |
| Andean Countries | 0 | - | 4.94 | 84,962 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,174 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,343 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,743 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,057 |
| Danube Countries | 0 | - | 4.97 | 72,172 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,251 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,573 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,621 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,126 |
| European Landlocked Countries | 0 | - | 4.99 | 147,326 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,907 |
| Countries with the Most Species | 0 | - | 4.99 | 103,384 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,042 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,662 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,777 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,650 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,406 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,810 |
| Countries in the Alps | 0 | - | 4.87 | 118,432 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,927 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,371 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,787 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,768 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,684 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,072 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,867 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,638 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,273 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,991 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,745 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,612 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,356 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,605 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,679 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,264 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,437 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,016 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,299 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,728 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,539 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,346 |
| Largest Countries By Category | 0 | - | 4.97 | 158,481 |
| Countries by Countries | 0 | - | 4.96 | 63,401 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,936 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,337 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,603 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.77 | 45,711 |
| Modern-Day Countries of the Mayan Civilization | 0 | - | 4.78 | 33,559 |
| All Countries by Population With a Map | 0 | - | 4.99 | 110,151 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,173 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,842 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,789,044 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,861 |
| Western Europe Map Quiz | 0 | - | 4.85 | 93,910 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,623 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,557 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.98 | 35,025 |