| Regions of Countries #1 | 0 | - | 4.96 | 159,498 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,844 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,703 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,753 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,659 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,185 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 331,828 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,621,428 |
| Random Capital to Country | 0 | - | 4.99 | 2,590,620 |
| Random Country to Capital | 0 | - | 4.98 | 920,125 |
| Word Scramble - Countries | 0 | - | 4.87 | 2,101,003 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 450,643 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 165,646 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 118,288 |
| Anagram Chain - Countries | 0 | - | 4.98 | 116,462 |
| Countries with Four Letters | 0 | - | 4.99 | 422,267 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 69,528 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 64,550 |
| Last Names by Country of Origin | 0 | - | 4.63 | 156,479 |
| Capital Cities Chain | 0 | - | 4.83 | 82,707 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,861 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 200,570 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 181,965 |
| Country Chain | 0 | - | 4.96 | 217,050 |
| Countries by Emojis | 0 | - | 4.99 | 239,596 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 55,895 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 320,527 |
| Islands by Country #1 | 0 | - | 4.88 | 175,251 |
| Can You Name These 50 Random Countries? | 0 | - | 4.99 | 216,623 |
| Name a Valid Country #3 | 0 | - | 4.99 | 262,941 |
| Name a Valid Country #1 | 0 | - | 4.99 | 289,708 |
| Name a Valid Country #2 | 0 | - | 4.98 | 250,609 |
| Name a Valid Country #4 | 0 | - | 4.97 | 255,481 |
| Name a Valid Country #5 | 0 | - | 4.99 | 206,875 |
| Name a Valid Country #6 | 0 | - | 4.94 | 129,350 |
| Name a Valid Country #7 | 0 | - | 4.91 | 129,201 |
| Name a Valid Country #8 | 0 | - | 4.86 | 98,570 |
| Australian States and Territories | 0 | - | 4.96 | 141,936 |
| Canada Provinces and Territories | 0 | - | 5.00 | 342,368 |
| Counties of England | 0 | - | 4.97 | 796,450 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 171,617 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 49,878 |
| Countries by Languages in 90 Seconds | 0 | - | 4.94 | 720,457 |
| Hawaiian Islands | 0 | - | 4.83 | 42,699 |
| The Only Country ... | 0 | - | 4.91 | 80,999 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 180,879 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 89,162 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,091 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,740 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,452 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 236,013 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 224,992 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 192,142 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,773 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 139,473 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 79,489 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,064 |
| Random Countries by Borders | 0 | - | 4.99 | 82,406 |
| Random Name a Valid Country | 0 | - | 4.99 | 205,005 |
| Regions of Italy | 0 | - | 4.92 | 75,836 |
| States of India | 0 | - | 4.95 | 193,157 |
| Japanese Prefectures | 0 | - | 4.98 | 136,842 |
| Provinces of China | 0 | - | 4.97 | 204,264 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,909 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,978 |
| States of Germany | 0 | - | 4.96 | 152,462 |
| Regions of New Zealand | 0 | - | 4.85 | 28,505 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,181 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,060 |
| Provinces of Turkey | 0 | - | 4.95 | 204,048 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,318 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,330 |
| Boundary Waters | 0 | - | 4.92 | 88,455 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,151 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,167 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,052 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 132,990 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,562 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,309 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 137,826 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 383,269 |
| States of Mexico | 0 | - | 4.95 | 175,943 |
| States of Brazil | 0 | - | 4.97 | 87,965 |
| Departments of France | 0 | - | 4.93 | 54,069 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,868 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,761 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,446 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,215 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 66,978 |
| Cities Chain #2 | 0 | - | 4.42 | 56,366 |
| Cities Chain #1 | 0 | - | 4.61 | 66,623 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,574 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,433,191 |
| Landlocked Countries | 0 | - | 4.99 | 420,135 |
| Countries of the World - One Minute Sprint | 0 | - | 4.36 | 976,439 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 95,583 |
| Musical Acts by Country #1 | 0 | - | 4.45 | 79,104 |
| First Names of Scientists | 0 | - | 4.51 | 56,847 |
| World Capitals Quiz | 0 | - | 5.00 | 5,071,657 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,476 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,098 |
| Random Countries Hidden in the World Map | 0 | - | 4.82 | 113,099 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,765,408 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 279,303 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 121,689 |
| Counties of Ireland | 0 | - | 4.92 | 195,164 |
| Historical Middle Names | 0 | - | 4.16 | 35,788 |
| People with Food Names | 0 | - | 4.10 | 61,042 |
| First Names of Historical Figures #2 | 0 | - | 4.32 | 40,552 |
| First Names of Historical Figures #1 | 0 | - | 4.39 | 229,327 |
| Random Nicknames #1 | 0 | - | 4.11 | 34,858 |
| Birth Names | 0 | - | 4.30 | 61,766 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,578 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,793 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,902 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,120 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,007 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,585,730 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,551 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,424 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,953 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 406,047 |
| Island Countries | 0 | - | 4.99 | 710,253 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,532 |
| Himalayan Countries | 0 | - | 4.95 | 137,951 |
| Andean Countries | 0 | - | 4.95 | 84,193 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,412 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,090 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,054 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,503 |
| Danube Countries | 0 | - | 4.97 | 71,785 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,728 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,177 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,893 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,081 |
| European Landlocked Countries | 0 | - | 4.99 | 146,923 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,316 |
| Countries with the Most Species | 0 | - | 4.99 | 103,056 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,480 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,479 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,642 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,411 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,094 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,483 |
| Countries in the Alps | 0 | - | 4.87 | 117,911 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 98,448 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,633 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,522 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,413 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,257 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,812 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,428 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,303 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,054 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,672 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,550 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,396 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,029 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,324 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,330 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,464 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,145 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,661 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,744 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,997 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,571 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,074 |
| Largest Countries By Category | 0 | - | 4.97 | 157,861 |
| Countries that Produce the Most Cheese per Capita | 0 | - | 4.51 | 52,823 |
| Countries by Countries | 0 | - | 4.97 | 62,970 |
| Countries With One Word and Two U's | 0 | - | 4.45 | 50,929 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,415 |
| Top 10 Hottest Asian Countries | 0 | - | 4.63 | 49,172 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,197 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,501 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,468 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,047,486 |
| Northernmost Countries | 0 | - | 4.99 | 361,080 |
| Countries That Produce the Most Spices | 0 | - | 4.44 | 41,586 |
| Countries by Milk Production | 0 | - | 4.54 | 43,972 |
| Foods by Country of Origin #1 | 0 | - | 4.41 | 336,598 |
| Mountains by Country | 0 | - | 4.56 | 81,766 |
| Islands by Country #2 | 0 | - | 4.80 | 77,409 |
| Countries of South America | 0 | - | 5.00 | 924,635 |
| Countries of Oceania | 0 | - | 5.00 | 1,053,517 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,870,776 |
| "Land" Countries | 0 | - | 4.98 | 336,114 |
| Countries Which Eat the Most Beef | 0 | - | 4.46 | 50,270 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 115,696 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,533 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,788 |
| Top World Languages | 0 | - | 4.92 | 821,838 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,333 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,436 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 208,499 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,156 |
| Longest International Borders | 0 | - | 4.99 | 264,886 |
| Countries with Three Borders | 0 | - | 4.96 | 36,519 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,999 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,111 |