| Countries by Three Words #2 | 0 | - | 4.97 | 200,742 |
| Countries by Three Words #1 | 0 | - | 4.95 | 264,409 |
| European Countries by Clue | 0 | - | 4.92 | 182,909 |
| Countries by a Single Clue #5 | 0 | - | 4.91 | 100,643 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,563 |
| The Only American Country ... | 0 | - | 4.92 | 121,100 |
| Five Countries by a Single Word by Continent | 0 | - | 4.91 | 77,598 |
| Bordering Countries by Clue #1 | 0 | - | 4.97 | 82,832 |
| Bordering Countries by Clue #2 | 0 | - | 4.95 | 86,992 |
| Walking Across Borders with Hints #1 | 0 | - | 4.95 | 107,372 |
| Walking Across Borders with Hints #2 | 0 | - | 4.97 | 86,319 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,108,258 |
| Landlocked Countries | 0 | - | 4.99 | 415,928 |
| Countries by Wikipedia Descriptions #1 | 0 | - | 4.93 | 65,140 |
| Countries by Wikipedia Descriptions #4 | 0 | - | 4.87 | 56,780 |
| Countries by Three Words #3 | 0 | - | 4.80 | 128,000 |
| Countries by Three Words #4 | 0 | - | 4.44 | 99,235 |
| Countries by a Single Clue #1 | 0 | - | 4.75 | 100,440 |
| Countries by a Single Clue #2 | 0 | - | 4.48 | 94,762 |
| Countries by a Single Clue #3 | 0 | - | 4.63 | 86,579 |
| Countries by a Single Clue #4 | 0 | - | 4.49 | 76,780 |
| Countries by a Single Clue #6 | 0 | - | 4.49 | 86,744 |
| Countries by a Single Clue #8 | 0 | - | 4.44 | 94,703 |
| Countries by a Single Clue #10 | 0 | - | 4.55 | 67,699 |
| Countries by a Single Clue #11 | 0 | - | 4.58 | 76,336 |
| Countries by a Single Clue #12 | 0 | - | 4.48 | 78,777 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,735,493 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,564 |
| Himalayan Countries | 0 | - | 4.95 | 136,194 |
| Andean Countries | 0 | - | 4.95 | 83,291 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,585 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,788 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,282 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,903 |
| Danube Countries | 0 | - | 4.97 | 71,324 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,093 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,780 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,996 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,955 |
| European Landlocked Countries | 0 | - | 4.99 | 146,035 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,647 |
| Countries with the Most Species | 0 | - | 4.99 | 95,763 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,781 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,292 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,469 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,108 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,753 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,126 |
| Countries in the Alps | 0 | - | 4.86 | 117,235 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,827 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,729 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,202 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,655 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,472 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,196 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,891 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,945 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,740 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,274 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,314 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,175 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,667 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,931 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,939 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,588 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,841 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,378 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,115 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,624 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,398 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,776 |
| Largest Countries By Category | 0 | - | 4.97 | 157,155 |
| Countries by Countries | 0 | - | 4.96 | 62,517 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,771 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,058 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,394 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,026 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,327 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,492 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 403,165 |
| Island Countries | 0 | - | 4.99 | 708,572 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,042,523 |
| Northernmost Countries | 0 | - | 4.99 | 359,024 |
| Countries of South America | 0 | - | 5.00 | 918,707 |
| Countries of Oceania | 0 | - | 5.00 | 1,045,502 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,856,345 |
| Countries Ending in "IA" by Clue #1 | 0 | - | 4.74 | 70,271 |
| "Land" Countries | 0 | - | 4.98 | 334,263 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,368,709 |
| Countries by a Single Clue #7 | 0 | - | 4.37 | 70,205 |
| Countries by a Single Clue #9 | 0 | - | 4.37 | 72,983 |
| Countries by a Single Word | 0 | - | 4.69 | 28,716 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,090 |
| Countries with Megacities | 0 | - | 4.99 | 248,584 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,968 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,451 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,342 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,396 |
| Countries by Official Language | 0 | - | 4.95 | 193,758 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 294,252 |
| Countries in their Native Language | 0 | - | 4.99 | 197,414 |
| Independence from Whom | 0 | - | 4.99 | 210,382 |
| Subdivisions by Country | 0 | - | 4.86 | 50,168 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,206 |
| Megadiverse Countries | 0 | - | 4.96 | 134,496 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,625 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,052 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 125,583 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,931 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,976 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,174 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,463 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,502 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,328 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,795 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 76,059 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,552 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,649 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,620 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,825 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,160 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,324 |
| World Map Quiz | 0 | - | 4.81 | 63,926 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 154,006 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,645 |
| Countries by Founding Story | 0 | - | 4.95 | 76,806 |
| Countries by Road Signs | 0 | - | 4.98 | 53,335 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,926 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,599 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,314 |
| Countries With the Most Languages | 0 | - | 4.89 | 200,517 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,184 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,380 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,566 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,107 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,587 |
| Widest Countries East to West | 0 | - | 4.92 | 129,087 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,304 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,567 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,686 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,914 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,911 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,295 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 76,958 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,655 |
| Countries with Double Letters | 0 | - | 4.96 | 93,814 |
| Countries that End in N | 0 | - | 4.94 | 157,242 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 259,199 |
| Countries with Six Letters | 0 | - | 4.93 | 210,838 |
| Countries with W | 0 | - | 4.97 | 158,501 |
| Countries with Z | 0 | - | 4.98 | 288,392 |
| Countries with Letters Missing | 0 | - | 4.97 | 184,851 |
| Countries That End in U | 0 | - | 4.95 | 119,663 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 132,992 |
| Countries that End in O | 0 | - | 4.92 | 158,692 |
| Countries that End in R | 0 | - | 4.87 | 118,411 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 154,964 |
| Countries Ending in "IA" | 0 | - | 4.99 | 207,551 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 169,623 |
| Countries by Last Two Letters | 0 | - | 4.85 | 134,716 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,277 |
| Countries That End in Y | 0 | - | 4.90 | 185,317 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 196,723 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 151,995 |
| Countries that End in I | 0 | - | 4.94 | 134,592 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 182,586 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,353 |
| Countries That End in NIA | 0 | - | 4.92 | 109,216 |
| Countries That End in BIA | 0 | - | 4.93 | 148,450 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,331 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 118,700 |
| Countries That End in RIA | 0 | - | 4.93 | 126,255 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,237 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 225,907 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 132,760 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 125,121 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 90,662 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,069 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,348 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 102,870 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 124,755 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 48,938 |
| Countries with the Word "And" | 0 | - | 4.99 | 116,425 |
| Countries Containing Two or More Words | 0 | - | 4.96 | 53,089 |
| Countries that End in L | 0 | - | 4.94 | 156,206 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 212,518 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,036 |
| City to Country Quiz #1 | 0 | - | 4.96 | 155,672 |
| City to Country Quiz #3 | 0 | - | 4.88 | 118,505 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 78,568 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 248,161 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 199,724 |
| Five Least Populated Countries by Continent | 0 | - | 4.96 | 142,105 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 162,745 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 224,166 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 151,991 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 70,849 |
| Top 15 Countries that Produce the Most Tea | 0 | - | 4.81 | 108,270 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 86,486 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 62,469 |
