| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,343 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 88,860 |
| Foods by Country of Origin #1 | 0 | - | 4.41 | 335,044 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,588,575 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 163,203 |
| Solve the Secret Country #2 | 0 | - | 4.85 | 116,153 |
| Anagram Chain - Countries | 0 | - | 4.99 | 115,255 |
| Countries but all Vowels are Changed to O | 0 | - | 4.92 | 67,869 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 63,218 |
| Random Capital to Country | 0 | - | 4.99 | 2,578,225 |
| Random Country to Capital | 0 | - | 4.98 | 911,745 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,088,194 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 446,819 |
| Countries with Four Letters | 0 | - | 4.99 | 418,587 |
| Countries That Eat the Most Pork | 0 | - | 4.18 | 39,121 |
| Countries that Produce the Most Cheese per Capita | 0 | - | 4.53 | 52,544 |
| Countries That Produce the Most Spices | 0 | - | 4.44 | 41,459 |
| Countries by Milk Production | 0 | - | 4.54 | 43,627 |
| Countries Which Eat the Most Beef | 0 | - | 4.46 | 50,098 |
| Foods of the World by Description | 0 | - | 4.18 | 45,936 |
| Capital Cities Chain | 0 | - | 4.84 | 81,929 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,009 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 198,349 |
| Top Five Countries By Category #3 | 0 | - | 4.82 | 169,457 |
| Country Chain | 0 | - | 4.96 | 215,752 |
| Countries by Emojis | 0 | - | 4.99 | 236,224 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,125 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 317,072 |
| Islands by Country #1 | 0 | - | 4.87 | 174,499 |
| Regions of Countries #1 | 0 | - | 4.97 | 158,933 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,292 |
| Regions of Countries #3 | 0 | - | 4.84 | 90,343 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 213,845 |
| Name a Valid Country #3 | 0 | - | 4.99 | 259,853 |
| Name a Valid Country #1 | 0 | - | 4.99 | 283,604 |
| Name a Valid Country #2 | 0 | - | 4.98 | 246,451 |
| Name a Valid Country #4 | 0 | - | 4.97 | 251,625 |
| Name a Valid Country #5 | 0 | - | 4.99 | 189,832 |
| Name a Valid Country #6 | 0 | - | 4.94 | 126,439 |
| Name a Valid Country #7 | 0 | - | 4.91 | 126,524 |
| Name a Valid Country #8 | 0 | - | 4.85 | 96,049 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 711,644 |
| Top 15 Countries with the Most Starbucks | 0 | - | 4.51 | 80,476 |
| Countries that Produce the Most Cheese | 0 | - | 4.74 | 63,065 |
| Boundary Waters | 0 | - | 4.92 | 88,051 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,822 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,299 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,317 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,852 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,106 |
| The Only Country ... | 0 | - | 4.91 | 79,915 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 179,464 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,464 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,357 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 47,691 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 95,638 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 233,618 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 222,878 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 190,373 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,472 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 137,155 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 77,255 |
| Countries that Eat the Most Meat | 0 | - | 4.23 | 42,359 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,610 |
| Ethnic Groups by Country Quiz #1 | 0 | - | 4.19 | 92,899 |
| Ethnic Groups by Country #2 | 0 | - | 4.29 | 52,623 |
| Random Countries by Borders | 0 | - | 4.99 | 81,686 |
| Random Name a Valid Country | 0 | - | 4.99 | 203,248 |
| Name a Valid Island Country | 0 | - | 4.96 | 114,070 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,008 |
| Fruits by Picture | 0 | - | 4.20 | 804,696 |
| Cities with the Most Michelin Stars | 0 | - | 4.33 | 24,485 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,927,811 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,593 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,201 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 108,739 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,111 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 95,581 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 98,986 |
| Largest World Cities With Five Letters | 0 | - | 4.52 | 66,433 |
| Cities Chain #2 | 0 | - | 4.42 | 56,170 |
| Cities Chain #1 | 0 | - | 4.61 | 66,349 |
| Name Any Valid U.S. City | 0 | - | 4.51 | 40,129 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,546 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,284 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,542 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,676 |
| Landlocked Countries | 0 | - | 4.99 | 413,712 |
| Countries of the World - One Minute Sprint | 0 | - | 4.35 | 956,293 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 93,455 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 134,848 |
| Musical Acts by Country #1 | 0 | - | 4.45 | 78,846 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 378,611 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,255 |
| Name that Nut, Seed, or Bean | 0 | - | 4.63 | 56,853 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,165 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,015 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,645 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,027 |
| World Capitals Quiz | 0 | - | 5.00 | 5,032,258 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 74,917 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,002 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,633 |
| Himalayan Countries | 0 | - | 4.95 | 135,399 |
| Andean Countries | 0 | - | 4.94 | 82,838 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,232 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,230 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,918 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,621 |
| Danube Countries | 0 | - | 4.97 | 71,091 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,774 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,546 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,503 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,417 |
| European Landlocked Countries | 0 | - | 4.99 | 145,763 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,225 |
| Countries with the Most Species | 0 | - | 4.99 | 95,246 |
| Countries 197 to 205 | 0 | - | 4.87 | 69,363 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,201 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,371 |
| Countries that Use the Peso | 0 | - | 4.88 | 58,961 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,581 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,954 |
| Countries in the Alps | 0 | - | 4.86 | 116,837 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,580 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,273 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,017 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,429 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,182 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,010 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,588 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,764 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,331 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,070 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,198 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,047 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,458 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,754 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,760 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,089 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,653 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,256 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,777 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,345 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,699 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,608 |
| Largest Countries By Category | 0 | - | 4.97 | 156,774 |
| Countries by Countries | 0 | - | 4.96 | 62,266 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,399 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,963 |
| Random Countries Hidden in the World Map | 0 | - | 4.81 | 111,714 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,334 |
| All Countries by Population With a Map | 0 | - | 4.98 | 106,703 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,113 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,776 |
| Foods by Country of Origin #2 | 0 | - | 3.67 | 59,334 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,717,730 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 277,421 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 120,132 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 144,720 |
| Western Europe Map Quiz | 0 | - | 4.87 | 93,489 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,567 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,240 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 206,440 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,627 |
| Longest International Borders | 0 | - | 4.99 | 263,549 |
| Countries with Three Borders | 0 | - | 4.96 | 36,184 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,605 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,680 |
| Demonym of Every Country | 0 | - | 4.91 | 58,647 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,128 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,571,346 |
| Solve the Secret Capital City | 0 | - | 4.80 | 162,707 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,335 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,145 |
| Last Names by Country of Origin | 0 | - | 4.64 | 155,917 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,892 |
| Island Countries | 0 | - | 4.99 | 707,666 |
| Countries With One Word and Two U's | 0 | - | 4.47 | 50,431 |
| Top 10 Hottest Asian Countries | 0 | - | 4.61 | 48,954 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,039,581 |
| Northernmost Countries | 0 | - | 4.99 | 357,774 |
| Mountains by Country | 0 | - | 4.64 | 81,546 |
| Islands by Country #2 | 0 | - | 4.80 | 76,997 |
| Countries of South America | 0 | - | 5.00 | 914,909 |
| Countries of Oceania | 0 | - | 5.00 | 1,040,654 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,848,685 |
| "Land" Countries | 0 | - | 4.98 | 333,678 |
| Top World Languages | 0 | - | 4.92 | 813,283 |
| Ethnic Groups A-Z | 0 | - | 4.50 | 42,052 |
| Fruit and Vegetable Emojis | 0 | - | 4.42 | 79,483 |
| Fast Food Logos Quiz | 0 | - | 4.43 | 246,959 |
| Fictional Cities | 0 | - | 4.25 | 47,876 |
| Word Scramble - Cities #2 | 0 | - | 4.54 | 25,031 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,362,562 |
| Movies by Country Quiz #1 | 0 | - | 4.17 | 53,251 |
| Movies by Country #2 | 0 | - | 4.20 | 45,621 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 114,767 |
| Europe Map Quiz | 0 | - | 5.00 | 4,731,964 |
| All Country Flags of the World | 0 | - | 5.00 | 3,603,255 |
