| Countries of the World Quiz | 0 | - | 5.00 | 47,156,175 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 403,709 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,825 |
| Countries That Border Russia | 0 | - | 4.98 | 460,297 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,043 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,649 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,717 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,336 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,877 |
| Countries Bordering France | 0 | - | 4.83 | 401,084 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,984 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,230 |
| UNESCO World Heritage Countries | 0 | - | 4.98 | 135,129 |
| Countries with the Most Airports | 0 | - | 4.96 | 98,029 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.97 | 124,581 |
| Five Countries With the Most Tourists by Continent | 0 | - | 4.95 | 120,058 |
| Countries Bordering India | 0 | - | 4.98 | 163,196 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,925 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,023 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,028 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,009 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 278,250 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,336 |
| Countries that Border China | 0 | - | 4.96 | 262,474 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,063 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,672 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,269 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,394 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,055 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,368 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,804 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,633 |
| Countries that Border Poland | 0 | - | 4.99 | 171,769 |
| Merged Countries #2 | 0 | - | 4.96 | 98,707 |
| Merged Countries #6 | 0 | - | 4.90 | 72,953 |
| Merged Countries #7 | 0 | - | 4.93 | 82,213 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,359 |
| Countries by Emojis | 0 | - | 4.99 | 237,763 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,429 |
| Countries Whose Airlines Carried the Most Passengers | 0 | - | 4.94 | 71,968 |
| Monarchies Bordering Monarchies | 0 | - | 4.81 | 60,075 |
| Landlocked Countries | 0 | - | 4.99 | 416,568 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,739,977 |
| Countries by Borders, Bordering Sea, Capital Proximity, Official Language or Currency in 30 Seconds | 0 | - | 4.95 | 238,079 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,792 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,764 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,719 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,512 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,104 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,173 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 95,904 |
| European Countries with One Border | 0 | - | 4.97 | 182,102 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,969 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 117,875 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,724 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,796 |
| Island Countries | 0 | - | 4.99 | 708,777 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,888 |
| Himalayan Countries | 0 | - | 4.95 | 136,464 |
| Andean Countries | 0 | - | 4.95 | 83,469 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,730 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,969 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,405 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,009 |
| Danube Countries | 0 | - | 4.97 | 71,388 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,199 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,841 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,133 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,097 |
| European Landlocked Countries | 0 | - | 4.99 | 146,121 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,750 |
| Countries with the Most Species | 0 | - | 4.99 | 101,354 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,886 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,328 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,503 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,153 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,800 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,178 |
| Countries in the Alps | 0 | - | 4.86 | 117,309 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,890 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,870 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,247 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,736 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,810 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,248 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,975 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,990 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,793 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,324 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,358 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,202 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,718 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,986 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,000 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,690 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,888 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,427 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,229 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,954 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,549 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,819 |
| Largest Countries By Category | 0 | - | 4.97 | 157,241 |
| Countries by Countries | 0 | - | 4.96 | 62,588 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,370,221 |
| 20 Random Country Flags | 0 | - | 4.99 | 608,066 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,075 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,043,242 |
| Northernmost Countries | 0 | - | 4.99 | 359,326 |
| Airlines by Country | 0 | - | 4.52 | 135,051 |
| Countries of South America | 0 | - | 5.00 | 919,545 |
| Countries of Oceania | 0 | - | 5.00 | 1,046,494 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,858,351 |
| "Land" Countries | 0 | - | 4.98 | 334,569 |
| Largest Countries with Little Tourism | 0 | - | 4.70 | 61,492 |
| Countries that Produce the Most Beer | 0 | - | 4.85 | 130,097 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,439,782 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,807 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,253 |
| Countries with Megacities | 0 | - | 4.99 | 248,887 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,103 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,534 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,463 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,482 |
| Countries by Official Language | 0 | - | 4.95 | 193,982 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 294,493 |
| Countries in their Native Language | 0 | - | 4.99 | 197,610 |
| Independence from Whom | 0 | - | 4.99 | 210,785 |
| Subdivisions by Country | 0 | - | 4.86 | 50,192 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,311 |
| Megadiverse Countries | 0 | - | 4.96 | 134,528 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,808 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,073 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 125,623 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,946 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,429 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,209 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,566 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,541 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,367 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,804 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,148 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,578 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,681 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,636 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,682 |
| One Border Countries - Shape Quiz | 0 | - | 4.83 | 64,655 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,046 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,654 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,387 |
| Countries With the Most Languages | 0 | - | 4.90 | 200,679 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,257 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,452 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,612 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,141 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,635 |
| Widest Countries East to West | 0 | - | 4.92 | 129,132 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,326 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,632 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,907 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,948 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,967 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,349 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,081 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,669 |
| Countries with Double Letters | 0 | - | 4.96 | 94,089 |
| Countries that End in N | 0 | - | 4.95 | 164,999 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 259,523 |
| Countries with Six Letters | 0 | - | 4.93 | 211,086 |
| Countries with W | 0 | - | 4.97 | 158,770 |
| Countries with Z | 0 | - | 4.98 | 288,704 |
| Countries with Letters Missing | 0 | - | 4.97 | 185,004 |
| Countries That End in U | 0 | - | 4.95 | 119,893 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 133,128 |
| Countries that End in O | 0 | - | 4.92 | 158,844 |
| Countries that End in R | 0 | - | 4.87 | 118,494 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,137 |
| Countries Ending in "IA" | 0 | - | 4.99 | 207,713 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 169,721 |
| Countries by Last Two Letters | 0 | - | 4.85 | 134,802 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,362 |
| Countries That End in Y | 0 | - | 4.90 | 185,403 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 196,812 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,073 |
| Countries that End in I | 0 | - | 4.94 | 134,655 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 182,672 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,401 |
| Countries That End in NIA | 0 | - | 4.92 | 109,283 |
| Countries That End in BIA | 0 | - | 4.93 | 148,546 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,416 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 118,756 |
| Countries That End in RIA | 0 | - | 4.93 | 126,323 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,315 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 226,053 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 132,851 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 125,186 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 90,761 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,138 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,425 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 48,988 |
| Countries Containing Two or More Words | 0 | - | 4.96 | 53,187 |