| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,591 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,396 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 49,557 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,766 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,539 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 72,204 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,474 |
| 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 | 48,744 |
| 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 | 5,655,386 |
| Random Capital to Country | 0 | - | 4.99 | 2,602,451 |
| Random Country to Capital | 0 | - | 4.98 | 928,933 |
| Word Scramble - Countries | 0 | - | 4.88 | 2,126,210 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 453,761 |
| Solve the Secret Country #1 | 0 | - | 4.93 | 168,397 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 120,597 |
| Anagram Chain - Countries | 0 | - | 4.98 | 117,780 |
| Countries with Four Letters | 0 | - | 4.99 | 426,038 |
| 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 | 44,212 |
| South American Geography Quiz #1 | 0 | - | 4.63 | 32,914 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 71,143 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 66,033 |
| Last Names by Country of Origin | 0 | - | 4.64 | 157,331 |
| Capital Cities Chain | 0 | - | 4.84 | 83,432 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,621 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 202,138 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 184,502 |
| Country Chain | 0 | - | 4.96 | 218,525 |
| Countries by Emojis | 0 | - | 4.99 | 242,600 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 56,632 |
| Countries with Shortest Maximum Distances to the Ocean | 0 | - | 4.13 | 31,058 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 323,971 |
| Islands by Country #1 | 0 | - | 4.90 | 176,411 |
| Regions of Countries #1 | 0 | - | 4.96 | 160,283 |
| Regions of Countries #2 | 0 | - | 4.95 | 124,602 |
| Regions of Countries #3 | 0 | - | 4.85 | 91,425 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 219,217 |
| Name a Valid Country #3 | 0 | - | 4.99 | 266,153 |
| Name a Valid Country #1 | 0 | - | 4.99 | 295,583 |
| Name a Valid Country #2 | 0 | - | 4.98 | 254,336 |
| Name a Valid Country #4 | 0 | - | 4.97 | 259,333 |
| Name a Valid Country #5 | 0 | - | 4.99 | 210,182 |
| Name a Valid Country #6 | 0 | - | 4.95 | 145,398 |
| Name a Valid Country #7 | 0 | - | 4.91 | 131,962 |
| Name a Valid Country #8 | 0 | - | 4.86 | 101,097 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 743,733 |
| The Only Country ... | 0 | - | 4.91 | 81,939 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 181,806 |
| 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 | 111,133 |
| 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 | 238,317 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 227,212 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 193,832 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 124,188 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 141,641 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 81,455 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,576 |
| Random Countries by Borders | 0 | - | 4.99 | 83,134 |
| Random Name a Valid Country | 0 | - | 4.99 | 206,741 |
| Name a Valid Island Country | 0 | - | 4.97 | 130,250 |
| Boundary Waters | 0 | - | 4.92 | 88,794 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,428 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 236,012 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,748 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 169,027 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 111,416 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 93,483 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,402 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 97,784 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 61,001 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 134,317 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,892 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 81,428 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,926 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 140,130 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 388,231 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 279,019 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 175,605 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,481 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,441 |
| 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 | 41,173 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,912,798 |
| Landlocked Countries | 0 | - | 4.99 | 426,410 |
| Countries of the World - One Minute Sprint | 0 | - | 4.36 | 982,812 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 97,725 |
| Foods by Country of Origin #1 | 0 | - | 4.41 | 338,069 |
| Musical Acts by Country #1 | 0 | - | 4.45 | 80,000 |
| First Names of Scientists | 0 | - | 4.51 | 57,237 |
| World Capitals Quiz | 0 | - | 5.00 | 5,108,944 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 76,118 |
| Name a World Capital A-Z | 0 | - | 5.00 | 177,111 |
| Random Countries Hidden in the World Map | 0 | - | 4.82 | 114,552 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,807,292 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 281,018 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 123,076 |
| Historical Middle Names | 0 | - | 4.16 | 36,285 |
| People with Food Names | 0 | - | 4.09 | 71,199 |
| First Names of Historical Figures #2 | 0 | - | 4.32 | 41,140 |
| First Names of Historical Figures #1 | 0 | - | 4.40 | 230,527 |
| Random Nicknames #1 | 0 | - | 4.11 | 34,967 |
| Also Known As #1 | 0 | - | 4.18 | 31,897 |
| Birth Names | 0 | - | 4.31 | 61,929 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,949 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,442 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,046 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,071 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,896 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,600,525 |
| Solve the Secret Capital City | 0 | - | 4.80 | 164,619 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,488 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,820 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,944 |
| Island Countries | 0 | - | 4.99 | 712,720 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,494 |
| Himalayan Countries | 0 | - | 4.93 | 140,441 |
| Andean Countries | 0 | - | 4.94 | 85,584 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,730 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,179 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,290 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,532 |
| Danube Countries | 0 | - | 4.97 | 72,457 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,670 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,893 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,240 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,715 |
| European Landlocked Countries | 0 | - | 4.99 | 147,654 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,376 |
| Countries with the Most Species | 0 | - | 4.99 | 103,598 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,486 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,788 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,910 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,871 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,611 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,060 |
| Countries in the Alps | 0 | - | 4.87 | 118,841 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,756 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,973 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,999 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,078 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,019 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,307 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,463 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,908 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,457 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,223 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,907 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,773 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,597 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,840 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,934 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,959 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,652 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 75,227 |
| 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 | 245,904 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,268 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,545 |
| Largest Countries By Category | 0 | - | 4.97 | 158,940 |
| Countries that Produce the Most Cheese per Capita | 0 | - | 4.51 | 53,086 |
| Countries by Countries | 0 | - | 4.96 | 63,698 |
| Countries With One Word and Two U's | 0 | - | 4.45 | 51,354 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,317 |
| Top 10 Hottest Asian Countries | 0 | - | 4.63 | 49,405 |
| 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 | 89,139 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,055,251 |
| Northernmost Countries | 0 | - | 4.99 | 364,232 |
| 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 | 82,004 |
| Islands by Country #2 | 0 | - | 4.80 | 77,912 |
| Countries of South America | 0 | - | 5.00 | 933,286 |
| Countries of Oceania | 0 | - | 5.00 | 1,064,273 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,890,700 |
| "Land" Countries | 0 | - | 4.98 | 338,514 |
| Countries Which Eat the Most Beef | 0 | - | 4.46 | 50,407 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.91 | 116,493 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 146,509 |
| Western Europe Map Quiz | 0 | - | 4.85 | 94,005 |
| Top World Languages | 0 | - | 4.92 | 830,370 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,833 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,628 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 210,215 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,595 |
| Longest International Borders | 0 | - | 4.99 | 265,880 |
| Countries with Three Borders | 0 | - | 4.96 | 36,796 |
| 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 |
