| Who Controls It? #1 | 0 | - | 4.83 | 48,359 |
| Subdivisions by Country | 0 | - | 4.86 | 50,239 |
| Regions of Countries #4 | 0 | - | 4.49 | 57,173 |
| Boundary Waters | 0 | - | 4.92 | 88,316 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,033 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,766 |
| Who Controls It? #2 | 0 | - | 4.77 | 31,110 |
| Who Controls It? #3 | 0 | - | 4.61 | 19,573 |
| Landlocked Countries | 0 | - | 4.99 | 417,551 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,238,171 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,441 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,478 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,460 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,699 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,344 |
| Himalayan Countries | 0 | - | 4.95 | 136,865 |
| Andean Countries | 0 | - | 4.95 | 83,654 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,916 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,236 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,585 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,170 |
| Danube Countries | 0 | - | 4.97 | 71,518 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,350 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,932 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,379 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,426 |
| European Landlocked Countries | 0 | - | 4.99 | 146,232 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,934 |
| Countries with the Most Species | 0 | - | 4.99 | 102,580 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,057 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,372 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,546 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,220 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,881 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,264 |
| Countries in the Alps | 0 | - | 4.86 | 117,477 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,997 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,104 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,332 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,836 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,936 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,352 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,112 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,071 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,880 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,423 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,416 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,260 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,823 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,085 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,097 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,924 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,967 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,491 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,353 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,585 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,870 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,898 |
| Largest Countries By Category | 0 | - | 4.97 | 157,422 |
| Countries by Countries | 0 | - | 4.96 | 62,709 |
| Country Flags with the Most White | 0 | - | 4.87 | 138,004 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,118 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,437 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,194 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,234 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,697 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,116 |
| Most Populous City by U.S. County | 0 | - | 4.38 | 20,039 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,653 |
| All Counties of the United States by Proximity | 0 | - | 4.98 | 306,007 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 207,775 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,975 |
| Longest International Borders | 0 | - | 4.99 | 264,468 |
| Countries with Three Borders | 0 | - | 4.96 | 36,395 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,837 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,935 |
| Demonym of Every Country | 0 | - | 4.91 | 59,022 |
| World Capitals Quiz | 0 | - | 5.00 | 5,056,259 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,747,904 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,265 |
| The Same Prefixes - Geography | 0 | - | 4.48 | 47,611 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,857 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,580,091 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,229 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,396 |
| Island Countries | 0 | - | 4.99 | 709,224 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,044,587 |
| Northernmost Countries | 0 | - | 4.99 | 359,892 |
| Countries of South America | 0 | - | 5.00 | 921,158 |
| Countries of Oceania | 0 | - | 5.00 | 1,048,837 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,862,111 |
| "Land" Countries | 0 | - | 4.98 | 335,394 |
| Top World Languages | 0 | - | 4.92 | 818,714 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,298 |
| Globe Grid | 0 | - | 4.32 | 31,972 |
| World Map Divided into Regions | 0 | - | 4.19 | 41,608 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,000 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,584 |
| Countries with Megacities | 0 | - | 4.99 | 249,605 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,438 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,734 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,780 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,697 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,638 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,741 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,137 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,161 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,755 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,354 |
| Countries by Capital City | 0 | - | 5.00 | 67,681 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,853 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,344 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,821 |
| Moved Capital Cities | 0 | - | 4.96 | 73,956 |
| Countries by Official Language | 0 | - | 4.95 | 194,385 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,196 |
| Countries in their Native Language | 0 | - | 4.99 | 197,953 |
| Independence from Whom | 0 | - | 4.99 | 211,050 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,504 |
| Megadiverse Countries | 0 | - | 4.96 | 134,669 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,087 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,128 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,686 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,976 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,555 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,290 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,765 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,687 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,431 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,825 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,567 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,637 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,735 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,702 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,918 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,266 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,372,785 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,836 |
| World Map Quiz | 0 | - | 4.81 | 64,287 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 154,902 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,866 |
| Countries by Founding Story | 0 | - | 4.95 | 76,960 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,251 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,790 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,509 |
| Countries With the Most Languages | 0 | - | 4.90 | 200,996 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,386 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,569 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,720 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,194 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,186 |
| Widest Countries East to West | 0 | - | 4.92 | 129,250 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,350 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,785 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,962 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,407 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,077 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,439 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,175 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,703 |
| Countries with Double Letters | 0 | - | 4.97 | 94,758 |
| Countries that End in N | 0 | - | 4.95 | 169,174 |
| Countries with Five Letters | 0 | - | 4.96 | 276,385 |
| Countries with Six Letters | 0 | - | 4.94 | 212,086 |
| Countries with W | 0 | - | 4.97 | 159,271 |
| Countries with Z | 0 | - | 4.98 | 289,433 |
| Countries with Letters Missing | 0 | - | 4.96 | 185,477 |
| Countries That End in U | 0 | - | 4.95 | 120,271 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 133,496 |
| Countries that End in O | 0 | - | 4.92 | 159,084 |
| Countries that End in R | 0 | - | 4.87 | 118,643 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,421 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,064 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 169,938 |
| Countries by Last Two Letters | 0 | - | 4.85 | 134,956 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,544 |
| Countries That End in Y | 0 | - | 4.90 | 185,561 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,036 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,255 |
| Countries that End in I | 0 | - | 4.94 | 134,765 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 182,864 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,489 |
| Countries That End in NIA | 0 | - | 4.92 | 109,411 |
| Countries That End in BIA | 0 | - | 4.93 | 148,702 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,566 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 118,917 |
| Countries That End in RIA | 0 | - | 4.93 | 126,431 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,508 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 226,351 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,025 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 125,363 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 90,974 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,242 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,568 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,101 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 124,988 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,122 |
| Countries with the Word "And" | 0 | - | 4.99 | 116,682 |
| Countries Containing Two or More Words | 0 | - | 4.96 | 53,363 |
| Countries that End in L | 0 | - | 4.94 | 156,438 |
