| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,342 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 88,858 |
| Foods by Country of Origin #1 | 0 | - | 4.41 | 335,041 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,588,447 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 163,193 |
| Solve the Secret Country #2 | 0 | - | 4.85 | 116,141 |
| Anagram Chain - Countries | 0 | - | 4.99 | 115,253 |
| Countries but all Vowels are Changed to O | 0 | - | 4.92 | 67,861 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 63,209 |
| Random Capital to Country | 0 | - | 4.99 | 2,578,130 |
| Random Country to Capital | 0 | - | 4.98 | 911,695 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,088,153 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 446,807 |
| Countries with Four Letters | 0 | - | 4.99 | 418,565 |
| Countries That Eat the Most Pork | 0 | - | 4.18 | 39,121 |
| Countries that Produce the Most Cheese per Capita | 0 | - | 4.53 | 52,542 |
| Countries That Produce the Most Spices | 0 | - | 4.44 | 41,459 |
| Countries by Milk Production | 0 | - | 4.54 | 43,624 |
| Countries Which Eat the Most Beef | 0 | - | 4.46 | 50,097 |
| Foods of the World by Description | 0 | - | 4.18 | 45,936 |
| Capital Cities Chain | 0 | - | 4.84 | 81,928 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,007 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 198,335 |
| Top Five Countries By Category #3 | 0 | - | 4.82 | 169,448 |
| Country Chain | 0 | - | 4.96 | 215,747 |
| Countries by Emojis | 0 | - | 4.99 | 236,210 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,121 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 317,053 |
| Islands by Country #1 | 0 | - | 4.87 | 174,496 |
| Regions of Countries #1 | 0 | - | 4.97 | 158,930 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,290 |
| Regions of Countries #3 | 0 | - | 4.84 | 90,342 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 213,831 |
| Name a Valid Country #3 | 0 | - | 4.99 | 259,840 |
| Name a Valid Country #1 | 0 | - | 4.99 | 283,578 |
| Name a Valid Country #2 | 0 | - | 4.98 | 246,433 |
| Name a Valid Country #4 | 0 | - | 4.97 | 251,607 |
| Name a Valid Country #5 | 0 | - | 4.99 | 189,820 |
| Name a Valid Country #6 | 0 | - | 4.94 | 126,426 |
| Name a Valid Country #7 | 0 | - | 4.91 | 126,510 |
| Name a Valid Country #8 | 0 | - | 4.85 | 96,037 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 711,611 |
| Top 15 Countries with the Most Starbucks | 0 | - | 4.51 | 80,472 |
| Countries that Produce the Most Cheese | 0 | - | 4.74 | 63,064 |
| Boundary Waters | 0 | - | 4.92 | 88,047 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,818 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,295 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,312 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,850 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,103 |
| The Only Country ... | 0 | - | 4.91 | 79,900 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 179,454 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,462 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,354 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 47,686 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 95,637 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 233,602 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 222,864 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 190,358 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,470 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 137,142 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 77,240 |
| Countries that Eat the Most Meat | 0 | - | 4.23 | 42,359 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,608 |
| Ethnic Groups by Country Quiz #1 | 0 | - | 4.19 | 92,897 |
| Ethnic Groups by Country #2 | 0 | - | 4.29 | 52,620 |
| Random Countries by Borders | 0 | - | 4.99 | 81,682 |
| Random Name a Valid Country | 0 | - | 4.99 | 203,241 |
| Name a Valid Island Country | 0 | - | 4.96 | 114,065 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,007 |
| Fruits by Picture | 0 | - | 4.20 | 804,679 |
| Cities with the Most Michelin Stars | 0 | - | 4.33 | 24,485 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,925,293 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,580 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,195 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 108,735 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,107 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 95,577 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 98,982 |
| 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 | 66,347 |
| Name Any Valid U.S. City | 0 | - | 4.51 | 40,128 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,538 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,276 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,539 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,673 |
| Landlocked Countries | 0 | - | 4.99 | 413,683 |
| Countries of the World - One Minute Sprint | 0 | - | 4.35 | 956,286 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 93,451 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 134,835 |
| Musical Acts by Country #1 | 0 | - | 4.45 | 78,845 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 378,598 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,246 |
| Name that Nut, Seed, or Bean | 0 | - | 4.63 | 56,851 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,163 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,009 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,639 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,016 |
| World Capitals Quiz | 0 | - | 5.00 | 5,032,060 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 74,915 |
| Name a World Capital A-Z | 0 | - | 5.00 | 174,994 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,616 |
| Himalayan Countries | 0 | - | 4.95 | 135,382 |
| Andean Countries | 0 | - | 4.94 | 82,834 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,223 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,225 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,913 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,617 |
| Danube Countries | 0 | - | 4.97 | 71,088 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,769 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,541 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,496 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,410 |
| European Landlocked Countries | 0 | - | 4.99 | 145,760 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,220 |
| Countries with the Most Species | 0 | - | 4.99 | 95,243 |
| Countries 197 to 205 | 0 | - | 4.87 | 69,356 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,200 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,371 |
| Countries that Use the Peso | 0 | - | 4.88 | 58,960 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,579 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,953 |
| Countries in the Alps | 0 | - | 4.86 | 116,831 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,575 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,267 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,015 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,427 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,174 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,009 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,584 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,760 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,313 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,065 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,198 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,046 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,454 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,753 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,758 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,078 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,652 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,255 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,774 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,329 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,689 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,606 |
| Largest Countries By Category | 0 | - | 4.97 | 156,767 |
| Countries by Countries | 0 | - | 4.96 | 62,262 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,396 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,963 |
| Random Countries Hidden in the World Map | 0 | - | 4.81 | 111,707 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,332 |
| All Countries by Population With a Map | 0 | - | 4.98 | 106,693 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,110 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,775 |
| Foods by Country of Origin #2 | 0 | - | 3.67 | 59,334 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,717,432 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 277,417 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 120,126 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 144,719 |
| Western Europe Map Quiz | 0 | - | 4.87 | 93,488 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,564 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,240 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 206,432 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,622 |
| Longest International Borders | 0 | - | 4.99 | 263,548 |
| Countries with Three Borders | 0 | - | 4.96 | 36,181 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,601 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,676 |
| Demonym of Every Country | 0 | - | 4.91 | 58,646 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,068 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,571,284 |
| Solve the Secret Capital City | 0 | - | 4.80 | 162,696 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,335 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,138 |
| Last Names by Country of Origin | 0 | - | 4.64 | 155,913 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,877 |
| Island Countries | 0 | - | 4.99 | 707,652 |
| Countries With One Word and Two U's | 0 | - | 4.47 | 50,429 |
| Top 10 Hottest Asian Countries | 0 | - | 4.61 | 48,953 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,039,527 |
| Northernmost Countries | 0 | - | 4.99 | 357,759 |
| Mountains by Country | 0 | - | 4.64 | 81,545 |
| Islands by Country #2 | 0 | - | 4.80 | 76,995 |
| Countries of South America | 0 | - | 5.00 | 914,879 |
| Countries of Oceania | 0 | - | 5.00 | 1,040,601 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,848,588 |
| "Land" Countries | 0 | - | 4.98 | 333,669 |
| Top World Languages | 0 | - | 4.92 | 813,243 |
| Ethnic Groups A-Z | 0 | - | 4.50 | 42,051 |
| Fruit and Vegetable Emojis | 0 | - | 4.42 | 79,479 |
| Fast Food Logos Quiz | 0 | - | 4.43 | 246,951 |
| Fictional Cities | 0 | - | 4.25 | 47,875 |
| Word Scramble - Cities #2 | 0 | - | 4.54 | 25,030 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,362,484 |
| Movies by Country Quiz #1 | 0 | - | 4.17 | 53,251 |
| Movies by Country #2 | 0 | - | 4.20 | 45,619 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 114,763 |
| Europe Map Quiz | 0 | - | 5.00 | 4,731,794 |
| All Country Flags of the World | 0 | - | 5.00 | 3,602,949 |
