| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,328 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 88,835 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,905,334 |
| Foods by Country of Origin #1 | 0 | - | 4.41 | 334,743 |
| Countries that Produce the Most Cheese | 0 | - | 4.74 | 63,053 |
| Landlocked Countries | 0 | - | 4.99 | 413,439 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,597 |
| Countries by Emojis | 0 | - | 4.99 | 236,106 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,093 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,715,107 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,596 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,697 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,744 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,145 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,148 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,268 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,547 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,243 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,381 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,220 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,498 |
| Top 10 Countries with the Most Spanish Speakers | 0 | - | 4.96 | 124,239 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,385 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,508 |
| Himalayan Countries | 0 | - | 4.95 | 135,293 |
| Andean Countries | 0 | - | 4.94 | 82,796 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,193 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,152 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,867 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,571 |
| Danube Countries | 0 | - | 4.97 | 71,064 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,734 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,520 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,429 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,353 |
| European Landlocked Countries | 0 | - | 4.99 | 145,732 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,174 |
| Countries with the Most Species | 0 | - | 4.99 | 95,234 |
| Countries 197 to 205 | 0 | - | 4.87 | 69,311 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,193 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,362 |
| Countries that Use the Peso | 0 | - | 4.88 | 58,948 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,562 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,937 |
| Countries in the Alps | 0 | - | 4.86 | 116,789 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,539 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,225 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,993 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,404 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,136 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,979 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,552 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,738 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,190 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,037 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,190 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,032 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,433 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,723 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,737 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,024 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,623 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,247 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,753 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,190 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,612 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,592 |
| Largest Countries By Category | 0 | - | 4.97 | 156,723 |
| Countries by Countries | 0 | - | 4.96 | 62,243 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,744 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,656 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,065 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,750 |
| Island Countries | 0 | - | 4.99 | 707,551 |
| Countries that Produce the Most Cheese per Capita | 0 | - | 4.53 | 52,527 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,039,254 |
| Northernmost Countries | 0 | - | 4.99 | 357,636 |
| Countries That Produce the Most Spices | 0 | - | 4.44 | 41,454 |
| Countries by Milk Production | 0 | - | 4.54 | 43,610 |
| Countries of South America | 0 | - | 5.00 | 914,415 |
| Countries of Oceania | 0 | - | 5.00 | 1,040,088 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,847,725 |
| "Land" Countries | 0 | - | 4.98 | 333,599 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,338 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,321 |
| Countries That Eat the Most Pork | 0 | - | 4.18 | 39,113 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,361,818 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 47,653 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 95,614 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,588 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,242 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,029 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,354 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,014 |
| Countries with the Most Wolves | 0 | - | 4.92 | 107,015 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,081 |
| Countries with Megacities | 0 | - | 4.99 | 246,705 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,016 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,881 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,437 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,799 |
| Countries by Official Language | 0 | - | 4.95 | 192,733 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,071 |
| Countries in their Native Language | 0 | - | 4.99 | 196,598 |
| Independence from Whom | 0 | - | 4.99 | 209,641 |
| Subdivisions by Country | 0 | - | 4.86 | 50,060 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,717 |
| Megadiverse Countries | 0 | - | 4.97 | 133,884 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,765 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,910 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,419 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,854 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,630 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,987 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 92,890 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,131 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,208 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,738 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,535 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,405 |
| Top 15 Countries with the Most Starbucks | 0 | - | 4.51 | 80,453 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,480 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,491 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,656 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,013 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 108,531 |
| Countries that Produce the Most Beer | 0 | - | 4.85 | 129,627 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,310 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,314 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 103,967 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 121,928 |
| Countries With the Most Languages | 0 | - | 4.90 | 199,693 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 109,835 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 93,043 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,257 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 60,934 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,324 |
| Widest Countries East to West | 0 | - | 4.92 | 128,594 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,215 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,187 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,560 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,678 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,613 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,024 |
| Countries by Contribution to UN Budget | 0 | - | 4.86 | 69,049 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,574 |
| Countries with Double Letters | 0 | - | 4.97 | 93,351 |
| Countries that End in N | 0 | - | 4.94 | 156,583 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 258,643 |
| Countries with Six Letters | 0 | - | 4.93 | 210,317 |
| Countries with W | 0 | - | 4.97 | 158,202 |
| Countries with Z | 0 | - | 4.98 | 287,829 |
| Countries with Letters Missing | 0 | - | 4.97 | 184,525 |
| Countries That End in U | 0 | - | 4.95 | 119,505 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 132,508 |
| Countries that End in O | 0 | - | 4.92 | 158,537 |
| Countries that End in R | 0 | - | 4.87 | 118,260 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 154,851 |
| Countries Ending in "IA" | 0 | - | 4.99 | 206,981 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 169,301 |
| Countries by Last Two Letters | 0 | - | 4.85 | 134,476 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 140,992 |
| Countries That End in Y | 0 | - | 4.90 | 185,192 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 196,338 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 151,656 |
| Countries that End in I | 0 | - | 4.94 | 134,400 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 182,159 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,181 |
| Countries That End in NIA | 0 | - | 4.92 | 108,992 |
| Countries That End in BIA | 0 | - | 4.92 | 147,694 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,043 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 118,472 |
| Countries That End in RIA | 0 | - | 4.93 | 126,063 |
| Most Common Words in Official Country Names | 0 | - | 4.85 | 109,984 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 225,154 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 132,503 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 124,878 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 90,339 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 73,918 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,101 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 102,628 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 48,808 |
| Countries Containing Two or More Words | 0 | - | 4.96 | 52,788 |
| Countries that End in L | 0 | - | 4.94 | 155,707 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 211,091 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 84,982 |
| City to Country Quiz #1 | 0 | - | 4.97 | 155,500 |
| City to Country Quiz #3 | 0 | - | 4.88 | 118,278 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 78,416 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 246,823 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 199,061 |
| Five Least Populated Countries by Continent | 0 | - | 4.96 | 125,902 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 162,160 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.93 | 223,353 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 151,508 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 70,607 |
| Top 15 Countries that Produce the Most Tea | 0 | - | 4.81 | 108,165 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 86,414 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 62,307 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,695 |
