| Megadiverse Countries | 0 | - | 4.96 | 134,986 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,887 |
| Countries with Wild Tigers | 0 | - | 4.96 | 136,945 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,268 |
| Countries with Fjords | 0 | - | 4.94 | 101,012 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 87,280 |
| Countries with the Highest Maximum Elevation | 0 | - | 4.97 | 180,794 |
| Five Most Elevated Countries by Continent | 0 | - | 4.98 | 113,143 |
| Top 10 European Countries with the Highest Elevation | 0 | - | 4.83 | 91,298 |
| Mountain Ranges on the Map | 0 | - | 4.78 | 62,066 |
| Huge List of Famous Mountains | 0 | - | 4.67 | 43,749 |
| Boundary Waters | 0 | - | 4.92 | 88,552 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,229 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,236 |
| Countries with the Most Sheep | 0 | - | 4.92 | 103,362 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,790 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,721 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,562,178 |
| Landlocked Countries | 0 | - | 4.99 | 421,704 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 116,065 |
| North Sea Countries | 0 | - | 4.92 | 87,468 |
| Black Sea Countries | 0 | - | 4.87 | 60,645 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,440 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,540 |
| Countries With No Rivers | 0 | - | 4.96 | 76,892 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,271 |
| Name a Valid Country on Each River | 0 | - | 4.95 | 62,250 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 112,633 |
| Countries with the Most Wolves | 0 | - | 4.92 | 108,208 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,695 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,995 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,375 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,382 |
| World Capitals Quiz | 0 | - | 5.00 | 5,081,785 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,319 |
| Himalayan Countries | 0 | - | 4.95 | 138,605 |
| Andean Countries | 0 | - | 4.93 | 84,537 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,727 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,726 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,364 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,754 |
| Danube Countries | 0 | - | 4.97 | 71,975 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,976 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,391 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,538 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,247 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,725 |
| European Landlocked Countries | 0 | - | 4.99 | 147,110 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,583 |
| Countries with the Most Species | 0 | - | 4.99 | 103,210 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,716 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,574 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,708 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,522 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,205 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,630 |
| Countries in the Alps | 0 | - | 4.87 | 118,164 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 100,931 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,994 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,626 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,570 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,470 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,927 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,643 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,467 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,163 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,818 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,638 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,504 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,198 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 55,022 |
| Animal Populations of Countries | 0 | - | 4.52 | 43,924 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,443 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,494 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,839 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,289 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 63,370 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,032 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,793 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,025 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,203 |
| Largest Countries By Category | 0 | - | 4.97 | 158,172 |
| Countries by Countries | 0 | - | 4.96 | 63,179 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,653 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,271 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,556 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,652 |
| Countries with the Highest Elevation with Exceptions | 0 | - | 4.70 | 59,635 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,776,904 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,622 |
| Top 15 Countries with the Most Cows | 0 | - | 4.74 | 107,261 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,783 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,687 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,848 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,486 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,488 |
| African Great Lakes | 0 | - | 4.82 | 66,434 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,547 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 208,939 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,270 |
| Longest International Borders | 0 | - | 4.99 | 265,163 |
| Countries with Three Borders | 0 | - | 4.96 | 36,597 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,111 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,205 |
| Mountain Ranges | 0 | - | 4.23 | 25,999 |
| Demonym of Every Country | 0 | - | 4.91 | 60,621 |
| Pacific Ocean General Knowledge | 0 | - | 4.70 | 36,330 |
| The Same Prefixes - Geography | 0 | - | 4.48 | 47,824 |
| "Second Best" Geography Edition #1 | 0 | - | 4.61 | 63,483 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,360 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,589,934 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,439 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 407,028 |
| Island Countries | 0 | - | 4.99 | 710,946 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,610 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,460 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 23,130 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,049,517 |
| Northernmost Countries | 0 | - | 4.99 | 361,828 |
| Mountains by Country | 0 | - | 4.56 | 81,821 |
| Countries of South America | 0 | - | 5.00 | 927,036 |
| Countries of Oceania | 0 | - | 5.00 | 1,056,425 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,876,477 |
| "Land" Countries | 0 | - | 4.98 | 337,262 |
| Countries with More Cows than People | 0 | - | 4.45 | 61,418 |
| Top World Languages | 0 | - | 4.92 | 823,910 |
| African Physical Geography | 0 | - | 4.51 | 31,732 |
| Asian Physical Geography | 0 | - | 4.61 | 35,558 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,586 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,445 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,530 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,813 |
| Countries with Megacities | 0 | - | 4.99 | 264,398 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,674 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,436 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 137,939 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,501 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.27 | 70,816 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,399 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,476 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,521 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,640 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,443 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,251 |
| Countries by Capital City | 0 | - | 5.00 | 68,577 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,327 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,781 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,358 |
| Moved Capital Cities | 0 | - | 4.96 | 74,313 |
| Countries by Official Language | 0 | - | 4.95 | 195,205 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,291 |
| Countries in their Native Language | 0 | - | 4.99 | 198,995 |
| Independence from Whom | 0 | - | 4.99 | 212,033 |
| Subdivisions by Country | 0 | - | 4.86 | 50,421 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,682 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,035 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,334 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,220 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,093 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,088 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,578 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,426 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,013 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,633 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,133 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,635 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,861 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,188 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,949 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,338 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,477 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,382,995 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,112 |
| World Map Quiz | 0 | - | 4.81 | 65,046 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 157,151 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,329 |
| Countries by Founding Story | 0 | - | 4.95 | 77,346 |
| Countries with Wild Lions | 0 | - | 4.77 | 26,399 |
| Countries by Road Signs | 0 | - | 4.98 | 53,990 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,029 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,247 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,966 |
| Countries With the Most Languages | 0 | - | 4.90 | 202,124 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,861 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,981 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,269 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,425 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,551 |
| Widest Countries East to West | 0 | - | 4.92 | 129,619 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,443 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,347 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,111 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,749 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,565 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,842 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,364 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,795 |
| Countries with Double Letters | 0 | - | 4.96 | 96,169 |
| Countries that End in N | 0 | - | 4.95 | 171,050 |
| Countries with Five Letters | 0 | - | 4.96 | 282,310 |
