| Name a World Capital A-Z | 0 | - | 5.00 | 174,912 |
| One Country By Letter By Continent | 0 | - | 5.00 | 121,570 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,390 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,892,493 |
| Countries with the Most Christians | 0 | - | 4.92 | 141,388 |
| Countries by Emojis | 0 | - | 4.99 | 236,036 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,077 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 86,877 |
| Flags of the Countries that Start with C | 0 | - | 4.89 | 129,253 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 152,906 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 41,705 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 126,578 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,078 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,311 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,304 |
| Countries with the Most Catholics | 0 | - | 4.90 | 107,971 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,319 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 88,810 |
| Orthodox Countries | 0 | - | 4.91 | 130,334 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 47,621 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 95,606 |
| Battle to Country | 0 | - | 4.91 | 52,484 |
| Monarchies of Europe | 0 | - | 4.90 | 97,277 |
| Monarchies of Asia | 0 | - | 4.97 | 70,579 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,419 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,575 |
| Countries that Start with A | 0 | - | 4.97 | 2,145,965 |
| Countries that Start with B | 0 | - | 4.95 | 2,279,131 |
| Countries that Start with C | 0 | - | 4.96 | 1,809,723 |
| Countries that Start with D | 0 | - | 4.96 | 701,140 |
| Countries that Start with E | 0 | - | 4.95 | 1,367,032 |
| Countries that Start with G | 0 | - | 4.97 | 1,492,264 |
| Countries that Start with H | 0 | - | 4.96 | 597,603 |
| Countries that Start with I | 0 | - | 4.92 | 1,279,889 |
| Countries that Start with J | 0 | - | 4.98 | 595,670 |
| Countries that Start with K | 0 | - | 4.96 | 809,099 |
| Countries that Start with L | 0 | - | 4.98 | 1,082,511 |
| Countries that Start with N | 0 | - | 4.93 | 1,109,381 |
| Countries that Start with P | 0 | - | 4.94 | 1,208,212 |
| Countries that Start with S | 0 | - | 4.98 | 1,744,037 |
| Countries that Start with T | 0 | - | 4.90 | 1,003,944 |
| Countries that Start with U | 0 | - | 4.97 | 899,718 |
| Countries that Start with V | 0 | - | 4.98 | 604,889 |
| Countries that Start with F | 0 | - | 4.83 | 611,911 |
| Countries that Start with M | 0 | - | 4.97 | 1,372,914 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 110,548 |
| Countries Closest to United States A-Z | 0 | - | 4.81 | 117,376 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 107,640 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 189,860 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,415 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,463 |
| Landlocked Countries | 0 | - | 4.99 | 413,296 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,183 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,337 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,199 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,050 |
| Countries that Produce the Most Beer | 0 | - | 4.85 | 129,602 |
| Companies by Country | 0 | - | 4.56 | 118,663 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,713,790 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,208 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,087 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,480 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,582 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,012 |
| Name a Valid African Country | 0 | - | 4.98 | 152,892 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,473 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,010 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,593 |
| Island Countries | 0 | - | 4.99 | 707,482 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,443 |
| Himalayan Countries | 0 | - | 4.95 | 135,227 |
| Andean Countries | 0 | - | 4.94 | 82,765 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,172 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,112 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,841 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,549 |
| Danube Countries | 0 | - | 4.97 | 71,047 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,714 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,503 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,398 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,326 |
| European Landlocked Countries | 0 | - | 4.99 | 145,718 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,144 |
| Countries with the Most Species | 0 | - | 4.99 | 95,226 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,287 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,192 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,357 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,939 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,549 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,921 |
| Countries in the Alps | 0 | - | 4.87 | 116,770 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,526 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,189 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,985 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,389 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,115 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,971 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,531 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,725 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,094 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,021 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,182 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,022 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,418 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,714 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,723 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 116,998 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,610 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,238 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,734 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,088 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,538 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,574 |
| Largest Countries By Category | 0 | - | 4.97 | 156,702 |
| Countries by Countries | 0 | - | 4.96 | 62,227 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,361,431 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,326 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,952 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,316 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,721 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,039,040 |
| Northernmost Countries | 0 | - | 4.99 | 357,540 |
| Countries of South America | 0 | - | 5.00 | 914,151 |
| Countries of Oceania | 0 | - | 5.00 | 1,039,710 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,847,096 |
| "Land" Countries | 0 | - | 4.98 | 333,556 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,073 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,152 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,104 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 26,922 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,082 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,460 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,467 |
| Countries in World War I | 0 | - | 4.88 | 226,551 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 227,352 |
| Hindu Countries | 0 | - | 4.85 | 49,534 |
| Small Countries with Large Economies | 0 | - | 4.63 | 89,323 |
| Foods by Country of Origin #1 | 0 | - | 4.41 | 334,530 |
| Political Movements by Country | 0 | - | 4.46 | 72,249 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 52,730 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,799,726 |
| One Border Countries | 0 | - | 4.98 | 464,122 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,500 |
| Countries that Beat Russia | 0 | - | 4.84 | 81,853 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,586,188 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,996 |
| Countries with Megacities | 0 | - | 4.99 | 246,518 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,913 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,797 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,369 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,754 |
| Random Capital to Country | 0 | - | 4.99 | 2,577,408 |
| Random Country to Capital | 0 | - | 4.98 | 911,249 |
| Majority Muslim Countries | 0 | - | 4.98 | 368,327 |
| Countries by Official Language | 0 | - | 4.95 | 192,704 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,034 |
| Countries in their Native Language | 0 | - | 4.99 | 196,558 |
| Independence from Whom | 0 | - | 4.99 | 209,600 |
| Subdivisions by Country | 0 | - | 4.86 | 50,050 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,682 |
| Megadiverse Countries | 0 | - | 4.97 | 133,866 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,087,349 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,737 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,904 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 446,652 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,407 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,848 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,606 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,973 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 92,834 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,118 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,202 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,732 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,499 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,398 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,474 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,486 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,645 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,004 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 108,486 |
| Countries Bordering "U" Countries | 0 | - | 4.81 | 24,052 |
| World Map Quiz | 0 | - | 4.81 | 63,449 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 152,480 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,285 |
| Countries by Founding Story | 0 | - | 4.95 | 76,492 |
| Countries by Road Signs | 0 | - | 4.98 | 53,066 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,271 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 103,946 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 121,907 |
| Countries With the Most Languages | 0 | - | 4.90 | 199,640 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 109,824 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 93,028 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,238 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 60,923 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,310 |
| Widest Countries East to West | 0 | - | 4.92 | 128,578 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,210 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,165 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,550 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,668 |
