| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,988 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,972 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,966 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,118 |
| Closest Capital City Pairs #1 | 0 | - | 4.97 | 75,449 |
| Closest Capital City Pairs #2 | 0 | - | 4.95 | 75,514 |
| Boundary Waters | 0 | - | 4.92 | 88,363 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,061 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,883 |
| Five Closest Countries by Country #3 | 0 | - | 4.97 | 121,112 |
| Five Closest Countries by Country #1 | 0 | - | 5.00 | 245,611 |
| Five Closest Countries by Country #2 | 0 | - | 5.00 | 203,018 |
| Countries Closest to an Unknown Country A-Z #1 | 0 | - | 4.91 | 79,943 |
| Countries Closest to an Unknown Country A-Z #2 | 0 | - | 4.96 | 73,133 |
| Countries Closest to an Unknown Country A-Z #3 | 0 | - | 4.91 | 61,526 |
| Landlocked Countries | 0 | - | 4.99 | 418,504 |
| Countries With the Most Neighbors | 0 | - | 4.47 | 101,060 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,309,291 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,481 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,593 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,619 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,838 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,759 |
| Himalayan Countries | 0 | - | 4.94 | 137,225 |
| Andean Countries | 0 | - | 4.95 | 83,830 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,078 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,482 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,758 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,288 |
| Danube Countries | 0 | - | 4.97 | 71,610 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,486 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,010 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,568 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,633 |
| European Landlocked Countries | 0 | - | 4.99 | 146,719 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,062 |
| Countries with the Most Species | 0 | - | 4.99 | 102,863 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,201 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,414 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,572 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,273 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,948 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,325 |
| Countries in the Alps | 0 | - | 4.87 | 117,621 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,090 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,290 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,381 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,938 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,045 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,413 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,228 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,145 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,942 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,516 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,450 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,315 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,890 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,161 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,178 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,110 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,035 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,549 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,470 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,204 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,125 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,968 |
| Largest Countries By Category | 0 | - | 4.97 | 157,569 |
| Countries by Countries | 0 | - | 4.96 | 62,799 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,148 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,148 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,464 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,284 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,337 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,718 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,194 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,383 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 207,991 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,048 |
| Longest International Borders | 0 | - | 4.99 | 264,600 |
| Countries with Three Borders | 0 | - | 4.96 | 36,435 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,894 |
| Demonym of Every Country | 0 | - | 4.91 | 59,116 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,601 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,419 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,760 |
| World Capitals Quiz | 0 | - | 5.00 | 5,061,689 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,754,539 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,279 |
| Countries Closest to the Equator A-Z | 0 | - | 4.53 | 39,143 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,656 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,582,213 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,495 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,909 |
| Island Countries | 0 | - | 4.99 | 709,597 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,045,663 |
| Northernmost Countries | 0 | - | 4.99 | 360,307 |
| Countries of South America | 0 | - | 5.00 | 922,456 |
| Countries of Oceania | 0 | - | 5.00 | 1,050,405 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,865,331 |
| "Land" Countries | 0 | - | 4.98 | 335,705 |
| Top World Languages | 0 | - | 4.92 | 819,834 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,329 |
| Globe Grid | 0 | - | 4.32 | 31,979 |
| World Map Divided into Regions | 0 | - | 4.19 | 41,674 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,120 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,893 |
| Countries with Megacities | 0 | - | 4.99 | 256,943 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,758 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,917 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,059 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,921 |
| Nearest Major City #2 | 0 | - | 4.15 | 16,166 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,812 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,902 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,215 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,246 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,912 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,551 |
| Countries by Capital City | 0 | - | 5.00 | 67,871 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,940 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,434 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,929 |
| Moved Capital Cities | 0 | - | 4.96 | 74,024 |
| Countries by Official Language | 0 | - | 4.95 | 194,581 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,453 |
| Countries in their Native Language | 0 | - | 4.99 | 198,122 |
| Independence from Whom | 0 | - | 4.99 | 211,227 |
| Subdivisions by Country | 0 | - | 4.86 | 50,271 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,636 |
| Megadiverse Countries | 0 | - | 4.96 | 134,742 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,494 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,161 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,729 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,005 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,670 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,355 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,912 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,819 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,467 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,878 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,692 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,754 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,305 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,374,906 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,097 |
| World Map Quiz | 0 | - | 4.81 | 64,455 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 155,433 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,996 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,429 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,890 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,599 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,248 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,483 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,646 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,796 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,246 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,254 |
| Widest Countries East to West | 0 | - | 4.92 | 129,335 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,376 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,917 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,983 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,486 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,175 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,510 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,221 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,722 |
| Countries with Double Letters | 0 | - | 4.97 | 95,029 |
| Countries that End in N | 0 | - | 4.95 | 169,869 |
| Countries with Five Letters | 0 | - | 4.96 | 279,760 |
| Countries with Six Letters | 0 | - | 4.94 | 212,405 |
| Countries with W | 0 | - | 4.97 | 159,485 |
| Countries with Z | 0 | - | 4.98 | 289,726 |
| Countries with Letters Missing | 0 | - | 4.96 | 185,678 |
| Countries That End in U | 0 | - | 4.95 | 120,385 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 133,701 |
| Countries that End in O | 0 | - | 4.92 | 159,176 |
| Countries that End in R | 0 | - | 4.87 | 118,721 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,496 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,256 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,069 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,059 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,642 |
| Countries That End in Y | 0 | - | 4.90 | 185,633 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,180 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,381 |
| Countries that End in I | 0 | - | 4.94 | 134,846 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 183,033 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,556 |
| Countries That End in NIA | 0 | - | 4.92 | 109,496 |
| Countries That End in BIA | 0 | - | 4.93 | 148,811 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,675 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,023 |
| Countries That End in RIA | 0 | - | 4.93 | 126,508 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,595 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 226,596 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,173 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 125,522 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 91,072 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,295 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,649 |
