| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,635 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 71,586 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 72,258 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,526 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,481 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,697 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,780 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,392 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 33,121 |
| Independence from Whom | 0 | - | 4.99 | 213,500 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,735 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,947 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,357 |
| Countries by Founding Story | 0 | - | 4.95 | 77,935 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 47,246 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,661,868 |
| Name a Valid World City | 0 | - | 4.85 | 72,182 |
| Cities by Former Name | 0 | - | 4.83 | 92,212 |
| Random Capital to Country | 0 | - | 4.99 | 2,604,975 |
| Random Country to Capital | 0 | - | 4.98 | 930,668 |
| Recently Independent Countries | 0 | - | 4.98 | 160,562 |
| Word Scramble - Countries | 0 | - | 4.88 | 2,129,138 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 454,255 |
| Solve the Secret Country #1 | 0 | - | 4.93 | 168,852 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 120,992 |
| Anagram Chain - Countries | 0 | - | 4.98 | 118,004 |
| Countries of the World in 1900 | 0 | - | 4.89 | 86,246 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 197,185 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 152,579 |
| Countries by Former Name | 0 | - | 4.99 | 126,017 |
| Countries with Four Letters | 0 | - | 4.99 | 426,638 |
| Historical City to Country | 0 | - | 4.85 | 79,112 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,959 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,153 |
| South American Geography Quiz #1 | 0 | - | 4.63 | 32,939 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 71,429 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 66,292 |
| Capital Cities Chain | 0 | - | 4.84 | 83,559 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,770 |
| Countries Settled by Vikings | 0 | - | 4.92 | 122,209 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 202,387 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 184,748 |
| Country Chain | 0 | - | 4.96 | 218,717 |
| Countries by Emojis | 0 | - | 4.99 | 242,959 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 56,750 |
| Countries with Shortest Maximum Distances to the Ocean | 0 | - | 4.13 | 31,075 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 324,524 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,910 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 100,831 |
| Countries of the World in 1444 | 0 | - | 4.98 | 60,883 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 58,009 |
| Countries of Europe before World War II with a Map | 0 | - | 4.95 | 54,378 |
| Islands by Country #1 | 0 | - | 4.90 | 176,766 |
| Regions of Countries #1 | 0 | - | 4.96 | 160,376 |
| Regions of Countries #2 | 0 | - | 4.95 | 124,693 |
| Regions of Countries #3 | 0 | - | 4.85 | 91,501 |
| Inventions by Country #1 | 0 | - | 4.47 | 55,212 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 219,638 |
| Name a Valid Country #3 | 0 | - | 4.99 | 266,491 |
| Name a Valid Country #1 | 0 | - | 4.99 | 296,367 |
| Name a Valid Country #2 | 0 | - | 4.98 | 254,727 |
| Name a Valid Country #4 | 0 | - | 4.97 | 259,714 |
| Name a Valid Country #5 | 0 | - | 4.99 | 210,530 |
| Name a Valid Country #6 | 0 | - | 4.95 | 145,757 |
| Name a Valid Country #7 | 0 | - | 4.91 | 132,241 |
| Name a Valid Country #8 | 0 | - | 4.86 | 101,362 |
| Name a Valid Country #10 | 0 | - | 4.93 | 44,496 |
| Former Flags | 0 | - | 4.97 | 108,872 |
| Crayola Crayon Colors 64 Pack | 0 | - | 4.99 | 63,332 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 25,359 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 746,600 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,511 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,631 |
| The Only Country ... | 0 | - | 4.91 | 82,106 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 181,945 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 89,855 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,805 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 111,233 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 90,053 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 49,753 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,926 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,639 |
| Battle to Country | 0 | - | 4.91 | 54,148 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 238,730 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 227,543 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 194,121 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 124,407 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 142,017 |
| Random Point on Land to Country | 0 | - | 4.99 | 237,777 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 69,326 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 81,792 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,659 |
| Random Countries by Borders | 0 | - | 4.99 | 83,231 |
| Random Name a Valid Country | 0 | - | 4.99 | 206,974 |
| Name a Valid Island Country | 0 | - | 4.97 | 130,516 |
| South American Geography Quiz #2 | 0 | - | 4.40 | 44,393 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,613 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 86,189 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 66,064 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.97 | 72,062 |
| Ancient City to Country | 0 | - | 4.72 | 108,415 |
| City-States | 0 | - | 4.53 | 37,444 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,865 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,363 |
| City Where It Happened #3 | 0 | - | 4.53 | 40,693 |
| Countries by Independence Day | 0 | - | 4.62 | 52,887 |
| Former Countries by Capital | 0 | - | 4.45 | 127,913 |
| Former Countries | 0 | - | 4.77 | 134,342 |
| Random General Knowledge - Countries | 0 | - | 4.33 | 89,245 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 389,226 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 236,459 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 169,369 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 111,614 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 93,644 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 97,982 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 134,578 |
| Random World Capitals on a Map | 0 | - | 4.93 | 136,126 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 81,591 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 90,042 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 140,571 |
| Foods by Country of Origin #1 | 0 | - | 4.41 | 338,339 |
| Inventions by Country #2 | 0 | - | 4.32 | 39,029 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,742 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 119,097 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 279,414 |
| Boundary Waters | 0 | - | 4.92 | 88,868 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,480 |
| WWII Geography | 0 | - | 4.81 | 121,539 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,884 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,620 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 61,094 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 71,112 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,537 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,525 |
| Cities Chain #2 | 0 | - | 4.42 | 56,554 |
| Cities Chain #1 | 0 | - | 4.61 | 66,882 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 41,226 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,294 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 76,197 |
| Name a World Capital A-Z | 0 | - | 5.00 | 177,379 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,997,563 |
| Landlocked Countries | 0 | - | 4.99 | 427,601 |
| Countries of the World - One Minute Sprint | 0 | - | 4.36 | 984,102 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 97,948 |
| Random Countries Hidden in the World Map | 0 | - | 4.83 | 114,776 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 592,908 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 43,827 |
| Musical Acts by Country #1 | 0 | - | 4.45 | 80,041 |
| Name a Country A-Z | 0 | - | 5.00 | 246,368 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 281,333 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 123,325 |
| Roman Provinces on a Map | 0 | - | 4.53 | 37,423 |
| World Geography on a Map #1 | 0 | - | 4.94 | 74,012 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,552 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,222 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,237 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,177 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,802 |
| World Capitals Quiz | 0 | - | 5.00 | 5,116,257 |
| Solve the Secret Capital City | 0 | - | 4.80 | 164,777 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,505 |
| Last Names by Country of Origin | 0 | - | 4.64 | 157,440 |
| Sahara Desert Countries | 0 | - | 4.98 | 167,084 |
| Himalayan Countries | 0 | - | 4.93 | 140,967 |
| Andean Countries | 0 | - | 4.94 | 85,874 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,986 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,596 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,531 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,741 |
| Countries in World War I | 0 | - | 4.88 | 229,509 |
| Danube Countries | 0 | - | 4.97 | 72,598 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,855 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 87,007 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,510 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,984 |
| European Landlocked Countries | 0 | - | 4.99 | 147,809 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,588 |
| Countries with the Most Species | 0 | - | 4.99 | 103,666 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 230,822 |
| Countries Unconquered since 1850 | 0 | - | 4.32 | 64,980 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,694 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,827 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,967 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,948 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,700 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,162 |
| Countries in the Alps | 0 | - | 4.87 | 119,028 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 103,094 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,233 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,086 |
| Guerrillas by Country | 0 | - | 4.40 | 41,257 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,212 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,178 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,419 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,633 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 54,029 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,529 |
| Longest Uninterrupted Democracies | 0 | - | 4.04 | 33,308 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,346 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,972 |