| Natural Features of Countries #1 | 0 | - | 4.87 | 84,214 |
| Countries with Fjords | 0 | - | 4.94 | 101,533 |
| Countries with the Longest Coastlines | 0 | - | 4.81 | 414,323 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,893 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 116,215 |
| North Sea Countries | 0 | - | 4.92 | 87,757 |
| Black Sea Countries | 0 | - | 4.87 | 60,783 |
| Countries That Touch the Red Sea | 0 | - | 4.91 | 65,647 |
| Caspian Sea Countries | 0 | - | 4.91 | 63,735 |
| Countries With No Rivers | 0 | - | 4.96 | 77,234 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,412 |
| Megadiverse Countries | 0 | - | 4.96 | 147,933 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 116,066 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 75,053 |
| African Great Lakes | 0 | - | 4.82 | 67,082 |
| American Countries With No Atlantic Coastline | 0 | - | 4.93 | 92,868 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,684 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,652 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 23,302 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 66,014 |
| Countries with Wild Tigers | 0 | - | 4.96 | 137,715 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,827 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 87,775 |
| Countries with the Highest Maximum Elevation | 0 | - | 4.97 | 181,280 |
| Five Most Elevated Countries by Continent | 0 | - | 4.98 | 113,642 |
| Top 10 European Countries with the Highest Elevation | 0 | - | 4.83 | 91,567 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.88 | 29,427 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.91 | 116,550 |
| African Physical Geography | 0 | - | 4.51 | 31,829 |
| Asian Physical Geography | 0 | - | 4.61 | 35,636 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,989 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,424 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.27 | 70,858 |
| Countries with the Most Sheep | 0 | - | 4.93 | 103,755 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,869 |
| Rivers of the United States | 0 | - | 4.93 | 66,756 |
| Mountain Ranges on the Map | 0 | - | 4.78 | 62,561 |
| Huge List of Famous Mountains | 0 | - | 4.69 | 44,029 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,762 |
| Landforms by Country | 0 | - | 4.52 | 52,030 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,223 |
| Capitals by River | 0 | - | 4.55 | 48,398 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 113,249 |
| Countries with the Most Wolves | 0 | - | 4.92 | 108,718 |
| Geological Extremes | 0 | - | 4.34 | 40,119 |
| European Physical Geography | 0 | - | 4.26 | 33,610 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,923 |
| Boundary Waters | 0 | - | 4.92 | 88,820 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,441 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,788 |
| Biggest City by River | 0 | - | 4.38 | 52,973 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,943,498 |
| Landlocked Countries | 0 | - | 4.99 | 426,918 |
| Countries with the Most Wild Elephants | 0 | - | 4.64 | 55,212 |
| Animal Populations of Countries | 0 | - | 4.52 | 44,099 |
| Countries with the Highest Elevation with Exceptions | 0 | - | 4.70 | 59,758 |
| Top 15 Countries with the Most Cows | 0 | - | 4.73 | 107,526 |
| World Capitals Quiz | 0 | - | 5.00 | 5,111,500 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,809,897 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,742 |
| South American Physical Geography | 0 | - | 4.58 | 18,410 |
| Seas of Europe | 0 | - | 4.37 | 84,955 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,973 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,479 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,108 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,143 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,283 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,601,436 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,958 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 410,162 |
| Island Countries | 0 | - | 4.99 | 712,875 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,752 |
| Himalayan Countries | 0 | - | 4.93 | 140,672 |
| Andean Countries | 0 | - | 4.94 | 85,731 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,851 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,390 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,406 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,635 |
| Danube Countries | 0 | - | 4.97 | 72,514 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,739 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,939 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,366 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,822 |
| European Landlocked Countries | 0 | - | 4.99 | 147,704 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,477 |
| Countries with the Most Species | 0 | - | 4.99 | 103,625 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,580 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,802 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,937 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,901 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,655 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,105 |
| Countries in the Alps | 0 | - | 4.87 | 118,917 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,905 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,055 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,038 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,138 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,088 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,356 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,533 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,965 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,493 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,284 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,933 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,815 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,643 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,894 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,989 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,073 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,695 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 76,129 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,800 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 246,135 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,396 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,589 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,681 |
| Largest Countries By Category | 0 | - | 4.97 | 159,025 |
| Countries by Countries | 0 | - | 4.97 | 63,769 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,382 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,438 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,698 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,192 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,055,762 |
| Northernmost Countries | 0 | - | 4.99 | 364,437 |
| Mountains by Country | 0 | - | 4.56 | 82,021 |
| Countries of South America | 0 | - | 5.00 | 933,753 |
| Countries of Oceania | 0 | - | 5.00 | 1,064,816 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,891,888 |
| "Land" Countries | 0 | - | 4.98 | 338,852 |
| Countries with More Cows than People | 0 | - | 4.46 | 61,714 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 146,555 |
| Western Europe Map Quiz | 0 | - | 4.86 | 94,020 |
| Top World Languages | 0 | - | 4.92 | 830,851 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,857 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,649 |
| Rivers A-Z | 0 | - | 4.35 | 32,870 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.80 | 53,486 |
| Sea in the Answers | 0 | - | 4.08 | 49,181 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 210,320 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,629 |
| Longest International Borders | 0 | - | 4.99 | 265,937 |
| Countries with Three Borders | 0 | - | 4.96 | 36,814 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,407 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,546 |
| Mountain Ranges | 0 | - | 4.23 | 26,070 |
| Demonym of Every Country | 0 | - | 4.90 | 61,586 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,763 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 105,081 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,412 |
| Countries with Megacities | 0 | - | 4.99 | 267,636 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,054 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,282 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,399 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,386 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,455 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,493 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,050 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,297 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,368 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,302 |
| Countries by Capital City | 0 | - | 5.00 | 69,553 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 78,080 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,313 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,916 |
| Moved Capital Cities | 0 | - | 4.96 | 74,704 |
| Countries by Official Language | 0 | - | 4.95 | 196,161 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,851 |
| Countries in their Native Language | 0 | - | 4.99 | 199,896 |
| Independence from Whom | 0 | - | 4.99 | 213,318 |
| Subdivisions by Country | 0 | - | 4.87 | 50,651 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,606 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 133,076 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,568 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,772 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,246 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,409 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,909 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,237 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,604 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,142 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,280 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,702 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 108,461 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,486 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,195 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,618 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,941 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,396,075 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,634 |
| World Map Quiz | 0 | - | 4.81 | 65,873 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 159,714 |
| Smallest Countries with at Least One Border | 0 | - | 4.88 | 107,775 |
| Countries with Wild Lions | 0 | - | 4.77 | 26,600 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,435 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,191 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,657 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,823 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,521 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,629 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,821 |
