| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,591 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,393 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 49,554 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,760 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,538 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 72,202 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,473 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,438 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,666 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,742 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,370 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 33,099 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,655,301 |
| Random Capital to Country | 0 | - | 4.99 | 2,602,409 |
| Random Country to Capital | 0 | - | 4.98 | 928,881 |
| Word Scramble - Countries | 0 | - | 4.88 | 2,126,153 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 453,755 |
| Solve the Secret Country #1 | 0 | - | 4.93 | 168,382 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 120,586 |
| Anagram Chain - Countries | 0 | - | 4.98 | 117,776 |
| Countries with Four Letters | 0 | - | 4.99 | 426,034 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,906 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,139 |
| South American Geography Quiz #2 | 0 | - | 4.41 | 44,207 |
| South American Geography Quiz #1 | 0 | - | 4.63 | 32,914 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 71,138 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 66,023 |
| Last Names by Country of Origin | 0 | - | 4.64 | 157,328 |
| Capital Cities Chain | 0 | - | 4.84 | 83,430 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,619 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 202,137 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 184,501 |
| Country Chain | 0 | - | 4.96 | 218,523 |
| Countries by Emojis | 0 | - | 4.99 | 242,594 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 56,627 |
| Countries with Shortest Maximum Distances to the Ocean | 0 | - | 4.13 | 31,058 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 323,961 |
| Islands by Country #1 | 0 | - | 4.90 | 176,408 |
| Regions of Countries #1 | 0 | - | 4.96 | 160,279 |
| Regions of Countries #2 | 0 | - | 4.95 | 124,599 |
| Regions of Countries #3 | 0 | - | 4.85 | 91,424 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 219,208 |
| Name a Valid Country #3 | 0 | - | 4.99 | 266,151 |
| Name a Valid Country #1 | 0 | - | 4.99 | 295,568 |
| Name a Valid Country #2 | 0 | - | 4.98 | 254,329 |
| Name a Valid Country #4 | 0 | - | 4.97 | 259,326 |
| Name a Valid Country #5 | 0 | - | 4.99 | 210,179 |
| Name a Valid Country #6 | 0 | - | 4.95 | 145,394 |
| Name a Valid Country #7 | 0 | - | 4.91 | 131,960 |
| Name a Valid Country #8 | 0 | - | 4.86 | 101,093 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 743,681 |
| The Only Country ... | 0 | - | 4.91 | 81,939 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 181,802 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 89,756 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,699 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 111,132 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,969 |
| Random General Knowledge - Countries | 0 | - | 4.33 | 89,177 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 238,311 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 227,208 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 193,828 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 124,187 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 141,625 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 81,453 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,576 |
| Random Countries by Borders | 0 | - | 4.99 | 83,129 |
| Random Name a Valid Country | 0 | - | 4.99 | 206,731 |
| Name a Valid Island Country | 0 | - | 4.97 | 130,240 |
| Boundary Waters | 0 | - | 4.92 | 88,792 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,428 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 236,010 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,745 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 169,024 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 111,413 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 93,481 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,398 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 97,782 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 61,001 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 134,315 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,888 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 81,427 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,925 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 140,113 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 388,202 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 279,015 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 175,603 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,480 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,439 |
| Cities Chain #2 | 0 | - | 4.42 | 56,531 |
| Cities Chain #1 | 0 | - | 4.61 | 66,835 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 41,172 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,911,374 |
| Landlocked Countries | 0 | - | 4.99 | 426,383 |
| Countries of the World - One Minute Sprint | 0 | - | 4.36 | 982,800 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 97,712 |
| Foods by Country of Origin #1 | 0 | - | 4.41 | 338,063 |
| Musical Acts by Country #1 | 0 | - | 4.45 | 79,999 |
| First Names of Scientists | 0 | - | 4.51 | 57,237 |
| World Capitals Quiz | 0 | - | 5.00 | 5,108,821 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 76,116 |
| Name a World Capital A-Z | 0 | - | 5.00 | 177,106 |
| Random Countries Hidden in the World Map | 0 | - | 4.82 | 114,544 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,807,135 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 281,013 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 123,073 |
| Historical Middle Names | 0 | - | 4.16 | 36,284 |
| People with Food Names | 0 | - | 4.09 | 71,178 |
| First Names of Historical Figures #2 | 0 | - | 4.32 | 41,139 |
| First Names of Historical Figures #1 | 0 | - | 4.40 | 230,526 |
| Random Nicknames #1 | 0 | - | 4.11 | 34,967 |
| Also Known As #1 | 0 | - | 4.18 | 31,896 |
| Birth Names | 0 | - | 4.31 | 61,928 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,946 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,440 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,045 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,066 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,849 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,600,476 |
| Solve the Secret Capital City | 0 | - | 4.80 | 164,616 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,487 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,816 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,936 |
| Island Countries | 0 | - | 4.99 | 712,715 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,491 |
| Himalayan Countries | 0 | - | 4.93 | 140,431 |
| Andean Countries | 0 | - | 4.94 | 85,581 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,725 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,174 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,285 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,524 |
| Danube Countries | 0 | - | 4.97 | 72,455 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,668 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,889 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,236 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,710 |
| European Landlocked Countries | 0 | - | 4.99 | 147,652 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,371 |
| Countries with the Most Species | 0 | - | 4.99 | 103,596 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,480 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,788 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,909 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,870 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,608 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,057 |
| Countries in the Alps | 0 | - | 4.87 | 118,837 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,752 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,967 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,998 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,075 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,016 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,304 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,460 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,904 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,455 |
| 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 | 41,770 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,596 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,838 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,932 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,952 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,650 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 75,136 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,730 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,901 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,263 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,545 |
| Largest Countries By Category | 0 | - | 4.97 | 158,936 |
| Countries that Produce the Most Cheese per Capita | 0 | - | 4.51 | 53,086 |
| Countries by Countries | 0 | - | 4.96 | 63,692 |
| Countries With One Word and Two U's | 0 | - | 4.45 | 51,353 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,312 |
| Top 10 Hottest Asian Countries | 0 | - | 4.63 | 49,404 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,421 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,685 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,136 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,055,233 |
| Northernmost Countries | 0 | - | 4.99 | 364,223 |
| Countries That Produce the Most Spices | 0 | - | 4.44 | 41,701 |
| Countries by Milk Production | 0 | - | 4.54 | 44,250 |
| Mountains by Country | 0 | - | 4.56 | 82,003 |
| Islands by Country #2 | 0 | - | 4.80 | 77,911 |
| Countries of South America | 0 | - | 5.00 | 933,249 |
| Countries of Oceania | 0 | - | 5.00 | 1,064,250 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,890,642 |
| "Land" Countries | 0 | - | 4.98 | 338,507 |
| Countries Which Eat the Most Beef | 0 | - | 4.46 | 50,406 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.91 | 116,489 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 146,502 |
| Western Europe Map Quiz | 0 | - | 4.85 | 94,005 |
| Top World Languages | 0 | - | 4.92 | 830,350 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,827 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,628 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 210,207 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,594 |
| Longest International Borders | 0 | - | 4.99 | 265,878 |
| Countries with Three Borders | 0 | - | 4.96 | 36,792 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,380 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,513 |
| Demonym of Every Country | 0 | - | 4.90 | 61,537 |
