| Countries by Three Words #2 | 0 | - | 4.97 | 201,291 |
| Countries by Three Words #1 | 0 | - | 4.95 | 264,769 |
| European Countries by Clue | 0 | - | 4.92 | 183,332 |
| Countries by a Single Clue #5 | 0 | - | 4.91 | 100,767 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,669 |
| The Only American Country ... | 0 | - | 4.92 | 121,246 |
| Five Countries by a Single Word by Continent | 0 | - | 4.91 | 77,747 |
| Bordering Countries by Clue #1 | 0 | - | 4.97 | 82,907 |
| Bordering Countries by Clue #2 | 0 | - | 4.95 | 87,078 |
| Walking Across Borders with Hints #1 | 0 | - | 4.95 | 107,518 |
| Walking Across Borders with Hints #2 | 0 | - | 4.97 | 86,455 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,215,863 |
| Landlocked Countries | 0 | - | 4.99 | 417,308 |
| Countries by Wikipedia Descriptions #1 | 0 | - | 4.93 | 65,211 |
| Countries by Wikipedia Descriptions #4 | 0 | - | 4.87 | 56,826 |
| Countries by Three Words #3 | 0 | - | 4.80 | 128,242 |
| Countries by Three Words #4 | 0 | - | 4.44 | 100,254 |
| Countries by a Single Clue #1 | 0 | - | 4.75 | 100,512 |
| Countries by a Single Clue #2 | 0 | - | 4.48 | 94,832 |
| Countries by a Single Clue #3 | 0 | - | 4.63 | 86,644 |
| Countries by a Single Clue #4 | 0 | - | 4.49 | 76,834 |
| Countries by a Single Clue #6 | 0 | - | 4.49 | 86,804 |
| Countries by a Single Clue #8 | 0 | - | 4.44 | 94,788 |
| Countries by a Single Clue #10 | 0 | - | 4.55 | 67,752 |
| Countries by a Single Clue #11 | 0 | - | 4.58 | 76,394 |
| Countries by a Single Clue #12 | 0 | - | 4.48 | 78,842 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,745,624 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,230 |
| Himalayan Countries | 0 | - | 4.95 | 136,774 |
| Andean Countries | 0 | - | 4.95 | 83,609 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,870 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,170 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,539 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,133 |
| Danube Countries | 0 | - | 4.97 | 71,488 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,316 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,909 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,312 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,305 |
| European Landlocked Countries | 0 | - | 4.99 | 146,199 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,886 |
| Countries with the Most Species | 0 | - | 4.99 | 102,415 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,015 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,357 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,537 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,205 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,859 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,238 |
| Countries in the Alps | 0 | - | 4.86 | 117,440 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,968 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,051 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,305 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,810 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,906 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,324 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,076 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,048 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,864 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,397 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,398 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,243 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,790 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,055 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,066 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,849 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,943 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,472 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,311 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,396 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,761 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,879 |
| Largest Countries By Category | 0 | - | 4.97 | 157,362 |
| Countries by Countries | 0 | - | 4.96 | 62,676 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,961 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,109 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,423 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,150 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,599 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,122 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,255 |
| Island Countries | 0 | - | 4.99 | 709,110 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,044,198 |
| Northernmost Countries | 0 | - | 4.99 | 359,738 |
| Countries of South America | 0 | - | 5.00 | 920,603 |
| Countries of Oceania | 0 | - | 5.00 | 1,048,226 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,861,062 |
| Countries Ending in "IA" by Clue #1 | 0 | - | 4.74 | 70,350 |
| "Land" Countries | 0 | - | 4.98 | 335,226 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,372,137 |
| Countries by a Single Clue #7 | 0 | - | 4.37 | 70,257 |
| Countries by a Single Clue #9 | 0 | - | 4.37 | 73,039 |
| Countries by a Single Word | 0 | - | 4.69 | 28,746 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,505 |
| Countries with Megacities | 0 | - | 4.99 | 249,454 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,354 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,677 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,685 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,646 |
| Countries by Official Language | 0 | - | 4.95 | 194,258 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,081 |
| Countries in their Native Language | 0 | - | 4.99 | 197,854 |
| Independence from Whom | 0 | - | 4.99 | 210,983 |
| Subdivisions by Country | 0 | - | 4.86 | 50,226 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,456 |
| Megadiverse Countries | 0 | - | 4.96 | 134,609 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,015 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,109 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,664 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,965 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,516 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,278 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,712 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,606 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,411 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,822 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,484 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,623 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,718 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,685 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,893 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,252 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,759 |
| World Map Quiz | 0 | - | 4.81 | 64,233 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 154,740 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,779 |
| Countries by Founding Story | 0 | - | 4.95 | 76,937 |
| Countries by Road Signs | 0 | - | 4.98 | 53,489 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,191 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,745 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,479 |
| Countries With the Most Languages | 0 | - | 4.90 | 200,904 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,353 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,525 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,691 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,186 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,157 |
| Widest Countries East to West | 0 | - | 4.92 | 129,227 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,343 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,744 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,947 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,033 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,051 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,423 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,162 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,691 |
| Countries with Double Letters | 0 | - | 4.97 | 94,630 |
| Countries that End in N | 0 | - | 4.95 | 168,774 |
| Countries with Five Letters | 0 | - | 4.96 | 273,907 |
| Countries with Six Letters | 0 | - | 4.94 | 211,908 |
| Countries with W | 0 | - | 4.97 | 159,189 |
| Countries with Z | 0 | - | 4.98 | 289,298 |
| Countries with Letters Missing | 0 | - | 4.96 | 185,385 |
| Countries That End in U | 0 | - | 4.95 | 120,219 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 133,409 |
| Countries that End in O | 0 | - | 4.92 | 159,042 |
| Countries that End in R | 0 | - | 4.87 | 118,616 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,391 |
| Countries Ending in "IA" | 0 | - | 4.99 | 207,983 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 169,888 |
| Countries by Last Two Letters | 0 | - | 4.85 | 134,917 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,503 |
| Countries That End in Y | 0 | - | 4.90 | 185,525 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 196,980 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,200 |
| Countries that End in I | 0 | - | 4.94 | 134,735 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 182,810 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,465 |
| Countries That End in NIA | 0 | - | 4.92 | 109,371 |
| Countries That End in BIA | 0 | - | 4.93 | 148,657 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,522 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 118,871 |
| Countries That End in RIA | 0 | - | 4.93 | 126,405 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,447 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 226,257 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 132,975 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 125,299 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 90,931 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,209 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,527 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,055 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 124,934 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,092 |
| Countries with the Word "And" | 0 | - | 4.99 | 116,633 |
| Countries Containing Two or More Words | 0 | - | 4.96 | 53,327 |
| Countries that End in L | 0 | - | 4.94 | 156,382 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 213,271 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,107 |
| City to Country Quiz #1 | 0 | - | 4.97 | 155,751 |
| City to Country Quiz #3 | 0 | - | 4.88 | 118,608 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 78,675 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 248,450 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 199,900 |
| Five Least Populated Countries by Continent | 0 | - | 4.96 | 142,434 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 162,894 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 224,351 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 152,099 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 70,892 |
| Top 15 Countries that Produce the Most Tea | 0 | - | 4.81 | 108,315 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 86,544 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 62,556 |
