| Regions of Countries #2 | 0 | - | 4.95 | 123,324 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,638 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,590,949 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,968,559 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,089,234 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 447,038 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 163,411 |
| Solve the Secret Country #2 | 0 | - | 4.85 | 116,309 |
| Anagram Chain - Countries | 0 | - | 4.99 | 115,357 |
| Countries with Four Letters | 0 | - | 4.99 | 418,869 |
| Countries but all Vowels are Changed to O | 0 | - | 4.92 | 68,010 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 63,337 |
| Foods by Country of Origin #1 | 0 | - | 4.41 | 335,175 |
| Landlocked Countries | 0 | - | 4.99 | 414,224 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 198,442 |
| Top Five Countries By Category #3 | 0 | - | 4.82 | 169,561 |
| Country Chain | 0 | - | 4.96 | 215,862 |
| Countries by Emojis | 0 | - | 4.99 | 236,868 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,174 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 317,330 |
| Islands by Country #1 | 0 | - | 4.87 | 174,559 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,721,843 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 214,053 |
| Name a Valid Country #3 | 0 | - | 4.99 | 260,004 |
| Name a Valid Country #1 | 0 | - | 4.99 | 283,966 |
| Name a Valid Country #2 | 0 | - | 4.98 | 246,631 |
| Name a Valid Country #4 | 0 | - | 4.97 | 251,808 |
| Name a Valid Country #5 | 0 | - | 4.99 | 189,980 |
| Name a Valid Country #6 | 0 | - | 4.95 | 126,557 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 712,319 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,831 |
| Himalayan Countries | 0 | - | 4.95 | 135,558 |
| Andean Countries | 0 | - | 4.94 | 82,943 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,306 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,349 |
| Coffee Producing Countries | 0 | - | 4.81 | 66,010 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,679 |
| Danube Countries | 0 | - | 4.97 | 71,130 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 115,837 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,598 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,609 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,520 |
| European Landlocked Countries | 0 | - | 4.99 | 145,829 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,297 |
| Countries with the Most Species | 0 | - | 4.99 | 95,279 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,440 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,220 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,388 |
| Countries that Use the Peso | 0 | - | 4.88 | 58,988 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,623 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,000 |
| Countries in the Alps | 0 | - | 4.86 | 116,921 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,637 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,370 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,061 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,474 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,246 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,058 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,659 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,812 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,514 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,114 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,215 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,075 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,494 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,802 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,791 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,191 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,705 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,288 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,857 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,604 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,870 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,637 |
| Largest Countries By Category | 0 | - | 4.97 | 156,862 |
| Countries by Countries | 0 | - | 4.96 | 62,322 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,503 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,982 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,348 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,828 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,755 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,348 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 402,163 |
| Island Countries | 0 | - | 4.99 | 707,843 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,040,282 |
| Northernmost Countries | 0 | - | 4.99 | 358,039 |
| Mountains by Country | 0 | - | 4.64 | 81,556 |
| Countries of South America | 0 | - | 5.00 | 915,843 |
| Countries of Oceania | 0 | - | 5.00 | 1,041,879 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,850,457 |
| "Land" Countries | 0 | - | 4.98 | 333,806 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 179,533 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,502 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,413 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,386 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 88,895 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,364,021 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 47,788 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 95,684 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 233,783 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 223,022 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 190,514 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,572 |
| Random Countries by Borders | 0 | - | 4.99 | 81,729 |
| Random Name a Valid Country | 0 | - | 4.99 | 203,368 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,577 |
| Countries with Megacities | 0 | - | 4.99 | 247,477 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,424 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,172 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,832 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,093 |
| Countries by Official Language | 0 | - | 4.95 | 192,903 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,311 |
| Countries in their Native Language | 0 | - | 4.99 | 196,756 |
| Independence from Whom | 0 | - | 4.99 | 209,851 |
| Subdivisions by Country | 0 | - | 4.86 | 50,097 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,872 |
| Megadiverse Countries | 0 | - | 4.97 | 133,954 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,930 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,948 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,459 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,872 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,739 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,042 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,160 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,206 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,244 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,758 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,715 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,451 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,537 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,531 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,724 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,052 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 108,759 |
| World Map Quiz | 0 | - | 4.81 | 63,620 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 135,109 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 153,036 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,399 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,478 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,251 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,010 |
| Countries With the Most Languages | 0 | - | 4.90 | 199,934 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 109,926 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 93,119 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,335 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 60,979 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,381 |
| Widest Countries East to West | 0 | - | 4.92 | 128,663 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,226 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,303 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,594 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,731 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,685 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,110 |
| Countries by Contribution to UN Budget | 0 | - | 4.86 | 69,065 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,600 |
| Companies by Country | 0 | - | 4.56 | 118,790 |
| Landforms by Country | 0 | - | 4.52 | 51,920 |
| Inventions by Country #1 | 0 | - | 4.46 | 54,898 |
| Airlines by Country | 0 | - | 4.52 | 134,839 |
| Countries with Double Letters | 0 | - | 4.96 | 93,490 |
| Countries that End in N | 0 | - | 4.94 | 156,978 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 258,796 |
| Countries with Six Letters | 0 | - | 4.93 | 210,471 |
| Countries with W | 0 | - | 4.97 | 158,298 |
| Countries with Z | 0 | - | 4.98 | 288,006 |
| Countries with Letters Missing | 0 | - | 4.97 | 184,621 |
| Countries That End in U | 0 | - | 4.95 | 119,550 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 132,689 |
| Countries that End in O | 0 | - | 4.92 | 158,590 |
| Countries that End in R | 0 | - | 4.87 | 118,305 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 154,880 |
| Countries Ending in "IA" | 0 | - | 4.99 | 207,208 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 169,415 |
| Countries by Last Two Letters | 0 | - | 4.85 | 134,552 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,093 |
| Countries That End in Y | 0 | - | 4.90 | 185,235 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 196,475 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 151,769 |
| Countries that End in I | 0 | - | 4.94 | 134,468 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 182,298 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,237 |
| Countries That End in NIA | 0 | - | 4.92 | 109,054 |
| Countries That End in BIA | 0 | - | 4.92 | 147,764 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,139 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 118,545 |
| Countries That End in RIA | 0 | - | 4.93 | 126,127 |
| Most Common Words in Official Country Names | 0 | - | 4.85 | 110,070 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 225,301 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 132,560 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 124,940 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 90,433 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 73,961 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,181 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 102,707 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 124,569 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 48,842 |
| Countries with the Word "And" | 0 | - | 4.99 | 116,218 |
| Countries Containing Two or More Words | 0 | - | 4.96 | 52,879 |
