| Flags of the Countries that Start with C | 0 | - | 4.89 | 130,710 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 154,660 |
| Flags of the Countries that Start with B | 0 | - | 4.97 | 43,612 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 127,935 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,910,184 |
| Countries with the Most Christians | 0 | - | 4.93 | 144,763 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 89,192 |
| Countries with the Most Catholics | 0 | - | 4.90 | 110,482 |
| Orthodox Countries | 0 | - | 4.92 | 132,851 |
| Monarchies of Europe | 0 | - | 4.90 | 98,918 |
| Monarchies of Asia | 0 | - | 4.97 | 71,530 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,310 |
| Countries that Start with C - Shape Quiz | 0 | - | 4.89 | 99,776 |
| Countries that Start with I - Shape Quiz | 0 | - | 4.86 | 114,679 |
| Countries that Start with A - Shape Quiz | 0 | - | 4.93 | 35,143 |
| Countries that Start with N - Shape Quiz | 0 | - | 4.94 | 83,226 |
| Countries that Start with A | 0 | - | 4.98 | 2,176,551 |
| Countries that Start with B | 0 | - | 4.95 | 2,307,258 |
| Countries that Start with C | 0 | - | 4.96 | 1,832,083 |
| Countries that Start with D | 0 | - | 4.96 | 716,853 |
| Countries that Start with E | 0 | - | 4.95 | 1,385,588 |
| Countries that Start with G | 0 | - | 4.97 | 1,512,064 |
| Countries that Start with H | 0 | - | 4.96 | 609,885 |
| Countries that Start with I | 0 | - | 4.92 | 1,294,963 |
| Countries that Start with J | 0 | - | 4.98 | 607,259 |
| Countries that Start with K | 0 | - | 4.97 | 821,081 |
| Countries that Start with L | 0 | - | 4.98 | 1,097,217 |
| Countries that Start with N | 0 | - | 4.93 | 1,124,287 |
| Countries that Start with P | 0 | - | 4.94 | 1,222,428 |
| Countries that Start with S | 0 | - | 4.98 | 1,763,687 |
| Countries that Start with T | 0 | - | 4.90 | 1,015,214 |
| Countries that Start with U | 0 | - | 4.97 | 908,722 |
| Countries that Start with V | 0 | - | 4.98 | 612,189 |
| Countries that Start with F | 0 | - | 4.83 | 621,536 |
| Countries that Start with M | 0 | - | 4.97 | 1,388,685 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,594 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 108,853 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 192,053 |
| Landlocked Countries | 0 | - | 4.99 | 426,357 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,805 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,383 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,449 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,877 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,807,018 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,955 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,847 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,776 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,826 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,812 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,926 |
| Island Countries | 0 | - | 4.99 | 712,710 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,476 |
| Himalayan Countries | 0 | - | 4.93 | 140,427 |
| Andean Countries | 0 | - | 4.94 | 85,571 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,719 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,166 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,281 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,521 |
| Danube Countries | 0 | - | 4.97 | 72,454 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,667 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,887 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,232 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,707 |
| European Landlocked Countries | 0 | - | 4.99 | 147,649 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,368 |
| Countries with the Most Species | 0 | - | 4.99 | 103,594 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,478 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,788 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,907 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,870 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,606 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,055 |
| Countries in the Alps | 0 | - | 4.87 | 118,836 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,744 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,965 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,996 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,073 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,011 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,301 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,456 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,903 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,453 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,221 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,906 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,769 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,594 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,834 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,929 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,946 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,647 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 75,059 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,728 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,894 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,256 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,544 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,394,904 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,134 |
| Countries that Start with B - Shape Quiz | 0 | - | 4.89 | 27,810 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,055,219 |
| Northernmost Countries | 0 | - | 4.99 | 364,212 |
| Countries of South America | 0 | - | 5.00 | 933,231 |
| Countries of Oceania | 0 | - | 5.00 | 1,064,214 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,890,599 |
| One Country By Letter By Continent | 0 | - | 5.00 | 125,739 |
| "Land" Countries | 0 | - | 4.98 | 338,506 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 95,386 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 77,062 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 151,296 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,633 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,344 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,454,769 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,656 |
| Countries in World War I | 0 | - | 4.88 | 229,244 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 230,227 |
| Hindu Countries | 0 | - | 4.87 | 50,603 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,850,262 |
| One Border Countries | 0 | - | 4.98 | 472,153 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,655,234 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,280 |
| Countries with Megacities | 0 | - | 4.99 | 267,367 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,954 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,208 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,273 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,312 |
| Majority Muslim Countries | 0 | - | 4.98 | 377,933 |
| Countries by Official Language | 0 | - | 4.95 | 196,084 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,738 |
| Countries in their Native Language | 0 | - | 4.99 | 199,808 |
| Independence from Whom | 0 | - | 4.99 | 213,179 |
| Subdivisions by Country | 0 | - | 4.87 | 50,636 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,538 |
| Megadiverse Countries | 0 | - | 4.96 | 139,932 |
| Word Scramble - Countries | 0 | - | 4.88 | 2,126,101 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 133,007 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,552 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 453,749 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,737 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,234 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,331 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,879 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,165 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,584 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,104 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,269 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 78,618 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 108,408 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,167 |
| Countries Bordering "U" Countries | 0 | - | 4.83 | 24,900 |
| Smallest Countries with at Least One Border | 0 | - | 4.88 | 107,747 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,349 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,143 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,607 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,692 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,478 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,591 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,785 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,715 |
| Tallest Countries North to South | 0 | - | 4.85 | 130,815 |
| Widest Countries East to West | 0 | - | 4.92 | 130,763 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,611 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,293 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,529 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,090 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 149,025 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,514 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,514 |
| Countries with the Most Borders | 0 | - | 4.97 | 390,742 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,903 |
| Countries of Africa | 0 | - | 5.00 | 2,561,510 |
| Countries with Double Letters | 0 | - | 4.96 | 97,178 |
| Countries that End in N | 0 | - | 4.95 | 172,132 |
| Countries with Five Letters | 0 | - | 4.96 | 284,127 |
| Countries with Six Letters | 0 | - | 4.94 | 214,597 |
| Countries with W | 0 | - | 4.96 | 161,028 |
| Countries with Z | 0 | - | 4.98 | 292,565 |
| Countries with Letters Missing | 0 | - | 4.96 | 187,364 |
| Countries That End in U | 0 | - | 4.95 | 121,235 |
| Countries with Four Letters | 0 | - | 4.99 | 426,027 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 135,179 |
| Countries that End in O | 0 | - | 4.92 | 160,254 |
| Countries that End in R | 0 | - | 4.87 | 119,208 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,976 |
| Countries Ending in "IA" | 0 | - | 4.99 | 209,937 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 171,209 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,871 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,797 |
| Countries That End in Y | 0 | - | 4.91 | 186,106 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 198,516 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 153,315 |
| Countries that End in I | 0 | - | 4.94 | 135,346 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 184,679 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 96,086 |
| Countries That End in NIA | 0 | - | 4.92 | 110,091 |
| Countries That End in BIA | 0 | - | 4.93 | 149,622 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,672 |
| Countries Whose Names Start with Saint | 0 | - | 4.88 | 119,806 |
| Countries That End in RIA | 0 | - | 4.93 | 127,083 |
| Most Common Words in Official Country Names | 0 | - | 4.85 | 111,436 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 228,701 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 134,244 |
