| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 115,893 |
| North Sea Countries | 0 | - | 4.92 | 86,856 |
| Black Sea Countries | 0 | - | 4.87 | 60,486 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,193 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,300 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 87,246 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 55,937 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,499 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,323 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,807 |
| World's Longest Rivers | 0 | - | 4.88 | 121,895 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 22,923 |
| Countries With No Rivers | 0 | - | 4.96 | 76,263 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,069 |
| Name a Valid Country on Each River | 0 | - | 4.96 | 61,576 |
| Tectonic Plates Map Quiz | 0 | - | 4.99 | 80,927 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,084 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,461 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,177 |
| Natural Features of Countries #1 | 0 | - | 4.86 | 83,607 |
| Countries with Fjords | 0 | - | 4.93 | 100,551 |
| Gulfs and Bays on the World Map | 0 | - | 4.61 | 30,133 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 162,906 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,548 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 412,019 |
| Biggest Lakes in the World | 0 | - | 4.63 | 89,182 |
| Great Lakes Quiz | 0 | - | 4.78 | 50,255 |
| Famous Rivers | 0 | - | 4.74 | 104,730 |
| City to River #1 | 0 | - | 4.59 | 35,795 |
| Most Populous River Basins | 0 | - | 4.55 | 39,615 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,225 |
| Trace the Coast of Europe with a Map | 0 | - | 4.93 | 78,381 |
| Trace the Coast of Afro-Eurasia with a Map | 0 | - | 5.00 | 59,121 |
| Biggest City by River | 0 | - | 4.41 | 52,764 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,431 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,606 |
| Megadiverse Countries | 0 | - | 4.96 | 134,596 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,815,909 |
| Famous Lakes Quiz | 0 | - | 4.52 | 23,968 |
| Rivers by City | 0 | - | 4.38 | 31,676 |
| City to River #2 - Difficult | 0 | - | 4.64 | 25,922 |
| Largest Rivers by Discharge | 0 | - | 4.53 | 15,966 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,606,825 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,420 |
| Rivers and Lakes whose Names are Countries | 0 | - | 4.95 | 45,321 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 415,648 |
| World Capitals by Map | 0 | - | 5.00 | 285,004 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,017 |
| Countries of the World in 1900 | 0 | - | 4.89 | 84,258 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 194,291 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 149,983 |
| Countries by Coastline Per Capita | 0 | - | 4.59 | 23,176 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 115,245 |
| Geologic Time Scale | 0 | - | 4.46 | 9,983 |
| African East Coast | 0 | - | 4.96 | 95,603 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 96,448 |
| Megacities on a World Map | 0 | - | 4.98 | 252,537 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,452 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 113,772 |
| 500 Biggest Cities in the World on a Map | 0 | - | 4.97 | 121,377 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 34,503 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,776 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,191 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 66,052 |
| Pixelated World Map | 0 | - | 5.00 | 142,954 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 99,260 |
| Countries of the World in 1444 | 0 | - | 4.98 | 59,946 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 57,170 |
| Countries of Europe before World War II with a Map | 0 | - | 4.95 | 52,862 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 81,727 |
| Countries Closest to Antarctica on a Map | 0 | - | 4.98 | 80,293 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,754 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,598 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,024 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 49,836 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,201 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,187 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,539 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 81,835 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 107,519 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,093 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,323 |
| Crayola Crayon Colors 64 Pack | 0 | - | 4.99 | 62,314 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,513 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,743 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,693 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 304,053 |
| Megacities on an Empty Map | 0 | - | 4.97 | 117,668 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,493 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,787 |
| Random Point on Land to Country | 0 | - | 4.99 | 233,099 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 68,510 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,584 |
| All Counties of the United States by Proximity | 0 | - | 4.98 | 305,840 |
| Landforms by Description Quiz | 0 | - | 4.33 | 25,998 |
| Rivers on Borders | 0 | - | 4.02 | 22,665 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,473 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,852 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,311 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 123,468 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,631 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,943 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,056 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,556 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,441 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,152 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,181 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,319 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,008 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,171 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 136,618 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,433 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,403 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,618 |
| Boundary Waters | 0 | - | 4.92 | 88,280 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,002 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,706 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 61,908 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 60,184 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,097 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,206,604 |
| Landlocked Countries | 0 | - | 4.99 | 417,210 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 563,377 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 42,978 |
| Seas of Europe | 0 | - | 4.37 | 84,514 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,362 |
| Roman Provinces on a Map | 0 | - | 4.54 | 36,784 |
| Pixelated United States Map | 0 | - | 4.89 | 93,886 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,421 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,430 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,371 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,639 |
| Biggest Cities in the Blue Banana | 0 | - | 4.56 | 36,217 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,274 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,663 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,846 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,083 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,528 |
| World Capitals Quiz | 0 | - | 5.00 | 5,053,780 |
| World Capitals on an Empty Map | 0 | - | 4.70 | 53,824 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,196 |
| Himalayan Countries | 0 | - | 4.95 | 136,742 |
| Andean Countries | 0 | - | 4.95 | 83,593 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,853 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,146 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,519 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,118 |
| Danube Countries | 0 | - | 4.97 | 71,483 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,294 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,892 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,283 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,277 |
| European Landlocked Countries | 0 | - | 4.99 | 146,187 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,860 |
| Countries with the Most Species | 0 | - | 4.99 | 102,346 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,993 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,353 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,535 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,203 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,850 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,231 |
| Countries in the Alps | 0 | - | 4.86 | 117,423 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,957 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,030 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,295 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,798 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,895 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,314 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,062 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,036 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,857 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,389 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,390 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,233 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,782 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,045 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,052 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,828 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,936 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,463 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,298 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,316 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,727 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,870 |
| Largest Countries By Category | 0 | - | 4.97 | 157,350 |
| Countries by Countries | 0 | - | 4.96 | 62,660 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,946 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,103 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,417 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.74 | 45,348 |
| Modern-Day Countries of the Mayan Civilization | 0 | - | 4.77 | 33,210 |
| All Countries by Population With a Map | 0 | - | 4.98 | 107,927 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,451 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,137 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,744,766 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,171 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,678 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,034 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,341 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.97 | 34,637 |