| Countries of the World Quiz | 0 | - | 5.00 | 46,897,216 |
| Capital Cities Chain | 0 | - | 4.84 | 81,890 |
| Country Chain | 0 | - | 4.96 | 215,670 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,530 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,664 |
| Top World Languages | 0 | - | 4.92 | 812,769 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,580 |
| Places in their Native Language #1 | 0 | - | 4.84 | 239,385 |
| Places in their Native Language #2 | 0 | - | 4.85 | 122,946 |
| Busiest Airports in Europe | 0 | - | 4.91 | 144,870 |
| World's Busiest Airports | 0 | - | 4.94 | 210,308 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,586,475 |
| Cities Chain #2 | 0 | - | 4.42 | 56,163 |
| Cities Chain #1 | 0 | - | 4.61 | 66,336 |
| 4-Letter Geography Chain #1 | 0 | - | 4.82 | 169,147 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 163,078 |
| Solve the Secret Country #2 | 0 | - | 4.85 | 116,039 |
| UNESCO World Heritage Countries | 0 | - | 4.98 | 134,222 |
| Anagram Chain - Countries | 0 | - | 4.99 | 115,191 |
| Countries with the Most Airports | 0 | - | 4.96 | 97,084 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.97 | 123,806 |
| Five Countries With the Most Tourists by Continent | 0 | - | 4.95 | 118,905 |
| Airport Codes Quiz #1 | 0 | - | 4.82 | 213,013 |
| Countries but all Vowels are Changed to O | 0 | - | 4.92 | 67,774 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 63,149 |
| Random Capital to Country | 0 | - | 4.99 | 2,577,522 |
| Random Country to Capital | 0 | - | 4.98 | 911,358 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,087,523 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 446,670 |
| Countries with Four Letters | 0 | - | 4.99 | 418,391 |
| Foods of the World by Description | 0 | - | 4.18 | 45,932 |
| Busiest Air Routes in the World | 0 | - | 4.54 | 37,946 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 89,960 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 198,264 |
| Top Five Countries By Category #3 | 0 | - | 4.82 | 169,391 |
| Countries by Emojis | 0 | - | 4.99 | 236,058 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,082 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 316,894 |
| Countries Whose Airlines Carried the Most Passengers | 0 | - | 4.94 | 71,565 |
| Islands by Country #1 | 0 | - | 4.87 | 174,456 |
| Regions of Countries #1 | 0 | - | 4.97 | 158,886 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,259 |
| Regions of Countries #3 | 0 | - | 4.84 | 90,320 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 213,709 |
| Name a Valid Country #3 | 0 | - | 4.99 | 259,736 |
| Name a Valid Country #1 | 0 | - | 4.99 | 283,310 |
| Name a Valid Country #2 | 0 | - | 4.98 | 246,315 |
| Name a Valid Country #4 | 0 | - | 4.97 | 251,478 |
| Name a Valid Country #5 | 0 | - | 4.99 | 189,724 |
| Name a Valid Country #6 | 0 | - | 4.95 | 126,341 |
| Name a Valid Country #7 | 0 | - | 4.91 | 126,413 |
| Name a Valid Country #8 | 0 | - | 4.85 | 95,960 |
| World Currency Quiz | 0 | - | 4.92 | 298,263 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 711,200 |
| Airlines by Country | 0 | - | 4.52 | 134,760 |
| Boundary Waters | 0 | - | 4.92 | 88,026 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,798 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,243 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 219,984 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 53,773 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,080 |
| The Only Country ... | 0 | - | 4.91 | 79,825 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 179,401 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,428 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,313 |
| Largest Countries with Little Tourism | 0 | - | 4.74 | 61,237 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,324 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 88,817 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 47,632 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 95,609 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 233,479 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 222,724 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 190,247 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,392 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 136,909 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 77,139 |
| Random Countries by Borders | 0 | - | 4.99 | 81,642 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 117,422 |
| Random Name a Valid Country | 0 | - | 4.99 | 203,165 |
| Tourist Route of Europe | 0 | - | 4.24 | 42,776 |
| Busiest Airports in the United States | 0 | - | 4.54 | 134,760 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 48,993 |
| 4-Letter Geography Chain #2 | 0 | - | 4.53 | 87,192 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,429 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,099 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 98,961 |
| Cities by Airports | 0 | - | 4.49 | 87,781 |
| Largest World Cities With Five Letters | 0 | - | 4.52 | 66,413 |
| Name Any Valid U.S. City | 0 | - | 4.51 | 40,110 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,473 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,134 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,495 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,631 |
| Landlocked Countries | 0 | - | 4.99 | 413,344 |
| Countries of the World - One Minute Sprint | 0 | - | 4.35 | 955,981 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 93,340 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 134,704 |
| Foods by Country of Origin #1 | 0 | - | 4.41 | 334,579 |
| Musical Acts by Country #1 | 0 | - | 4.45 | 78,834 |
| Flag Carrier Airlines | 0 | - | 4.19 | 50,420 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 378,375 |
| U.S. National Parks Map Quiz | 0 | - | 4.48 | 55,683 |
| Airport Codes Quiz #2 | 0 | - | 4.41 | 96,153 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,138 |
| Word Chain - Christmas | 0 | - | 4.51 | 50,387 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,145 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 94,969 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,559 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,912 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,116 |
| World Capitals Quiz | 0 | - | 5.00 | 5,029,682 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 74,887 |
| Name a World Capital A-Z | 0 | - | 5.00 | 174,919 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,465 |
| Himalayan Countries | 0 | - | 4.95 | 135,252 |
| Andean Countries | 0 | - | 4.94 | 82,771 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,181 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,124 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,851 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,558 |
| Danube Countries | 0 | - | 4.97 | 71,055 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,718 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,511 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,409 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,334 |
| European Landlocked Countries | 0 | - | 4.99 | 145,722 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,158 |
| Countries with the Most Species | 0 | - | 4.99 | 95,229 |
| Countries 197 to 205 | 0 | - | 4.87 | 69,297 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,192 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,358 |
| Countries that Use the Peso | 0 | - | 4.88 | 58,945 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,553 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,924 |
| Countries in the Alps | 0 | - | 4.86 | 116,777 |
| Countries with the Most Tourists Per Capita | 0 | - | 4.28 | 81,804 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,529 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,197 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,988 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,397 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,121 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,974 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,538 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,728 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,144 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,028 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,185 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,026 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,423 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,715 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,728 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,009 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,617 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,240 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,740 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,123 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,550 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,578 |
| Largest Countries By Category | 0 | - | 4.97 | 156,708 |
| Countries by Countries | 0 | - | 4.96 | 62,233 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,335 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,954 |
| Random Countries Hidden in the World Map | 0 | - | 4.81 | 111,620 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,319 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,729 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,714,184 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 277,334 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 120,023 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 144,681 |
| Western Europe Map Quiz | 0 | - | 4.87 | 93,475 |
| Demonyms Quiz | 0 | - | 4.15 | 184,822 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,224 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 206,329 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,601 |
| Longest International Borders | 0 | - | 4.99 | 263,496 |
| Countries with Three Borders | 0 | - | 4.96 | 36,168 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,588 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,646 |
| Demonym of Every Country | 0 | - | 4.91 | 58,618 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,521 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,570,397 |
| Solve the Secret Capital City | 0 | - | 4.80 | 162,594 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,333 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,030 |
| Last Names by Country of Origin | 0 | - | 4.64 | 155,879 |
| Island Countries | 0 | - | 4.99 | 707,509 |
| Countries that Produce the Most Cheese per Capita | 0 | - | 4.53 | 52,524 |
| Countries With One Word and Two U's | 0 | - | 4.47 | 50,395 |
| Top 10 Hottest Asian Countries | 0 | - | 4.61 | 48,949 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,039,105 |
| Northernmost Countries | 0 | - | 4.99 | 357,572 |
| Countries That Produce the Most Spices | 0 | - | 4.44 | 41,448 |
| Countries by Milk Production | 0 | - | 4.54 | 43,607 |
| Mountains by Country | 0 | - | 4.64 | 81,541 |
| Islands by Country #2 | 0 | - | 4.80 | 76,974 |
| Countries of South America | 0 | - | 5.00 | 914,245 |
| Countries of Oceania | 0 | - | 5.00 | 1,039,852 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,847,326 |
| "Land" Countries | 0 | - | 4.98 | 333,567 |
| Countries Which Eat the Most Beef | 0 | - | 4.46 | 50,089 |
