| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,258 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,194 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,852 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,140 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,169 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,464 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,487 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,219 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,928 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,612,784 |
| Random Capital to Country | 0 | - | 4.99 | 2,587,291 |
| Random Country to Capital | 0 | - | 4.98 | 917,718 |
| Countries by National Anthem | 0 | - | 4.93 | 71,169 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,097,507 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 448,734 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 164,972 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 117,679 |
| Anagram Chain - Countries | 0 | - | 4.98 | 116,109 |
| Countries with Four Letters | 0 | - | 4.99 | 421,352 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,596 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,031 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,301 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,552 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 69,092 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 64,170 |
| Capital Cities Chain | 0 | - | 4.84 | 82,439 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,621 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 199,387 |
| Top Five Countries By Category #3 | 0 | - | 4.81 | 170,605 |
| Country Chain | 0 | - | 4.96 | 216,753 |
| Countries by Emojis | 0 | - | 4.99 | 238,471 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 55,626 |
| Countries with Shortest Maximum Distances to the Ocean | 0 | - | 4.13 | 30,935 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 319,565 |
| Islands by Country #1 | 0 | - | 4.88 | 175,044 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,321 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,675 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,593 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 215,778 |
| Name a Valid Country #3 | 0 | - | 4.99 | 262,374 |
| Name a Valid Country #1 | 0 | - | 4.99 | 288,367 |
| Name a Valid Country #2 | 0 | - | 4.98 | 249,891 |
| Name a Valid Country #4 | 0 | - | 4.97 | 254,819 |
| Name a Valid Country #5 | 0 | - | 4.99 | 206,171 |
| Name a Valid Country #6 | 0 | - | 4.94 | 128,833 |
| Name a Valid Country #7 | 0 | - | 4.91 | 128,743 |
| Name a Valid Country #8 | 0 | - | 4.85 | 98,106 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 718,555 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,589 |
| The Only Country ... | 0 | - | 4.91 | 80,723 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 180,507 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,897 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,897 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,602 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,262 |
| Random General Knowledge - Countries | 0 | - | 4.33 | 88,657 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,436 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,053 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 235,332 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 224,385 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 191,664 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,463 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 138,814 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 78,792 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,948 |
| Random Countries by Borders | 0 | - | 4.99 | 82,245 |
| Random Name a Valid Country | 0 | - | 4.99 | 204,578 |
| Name a Valid Island Country | 0 | - | 4.96 | 114,701 |
| Boundary Waters | 0 | - | 4.92 | 88,356 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,058 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,484 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,873 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,578 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,628 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,026 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 62,105 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,307 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,302 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,452 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,252 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,206 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,115 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 137,110 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 381,705 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,215 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,151 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 66,775 |
| Cities Chain #2 | 0 | - | 4.42 | 56,303 |
| Cities Chain #1 | 0 | - | 4.61 | 66,556 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,486 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,299,723 |
| Landlocked Countries | 0 | - | 4.99 | 418,369 |
| Countries of the World - One Minute Sprint | 0 | - | 4.36 | 974,407 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 95,163 |
| Musical Acts by Country #1 | 0 | - | 4.45 | 79,027 |
| World Capitals Quiz | 0 | - | 5.00 | 5,060,920 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,283 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,798 |
| Random Countries Hidden in the World Map | 0 | - | 4.81 | 112,670 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,753,767 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 278,776 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 121,234 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,478 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,581 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,591 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,822 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,524 |
| Cities with the Most Opera Performances | 0 | - | 4.63 | 41,299 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,581,942 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,374 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,400 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,460 |
| Last Names by Country of Origin | 0 | - | 4.64 | 156,326 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,839 |
| Island Countries | 0 | - | 4.99 | 709,540 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,693 |
| Himalayan Countries | 0 | - | 4.94 | 137,168 |
| Andean Countries | 0 | - | 4.95 | 83,792 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,041 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,438 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,724 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,266 |
| Danube Countries | 0 | - | 4.97 | 71,597 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,463 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,998 |
| Songs with Countries in the Title | 0 | - | 3.85 | 44,536 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,543 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,604 |
| European Landlocked Countries | 0 | - | 4.99 | 146,705 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,043 |
| Countries with the Most Species | 0 | - | 4.99 | 102,839 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,182 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,408 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,565 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,265 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,939 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,319 |
| Countries in the Alps | 0 | - | 4.87 | 117,603 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,079 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,268 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,373 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,925 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,031 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,404 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,212 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,138 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,934 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,506 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,448 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,308 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,882 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,156 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,171 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,071 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,023 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,541 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,442 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,105 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,097 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,954 |
| Largest Countries By Category | 0 | - | 4.97 | 157,550 |
| Countries that Produce the Most Cheese per Capita | 0 | - | 4.51 | 52,734 |
| Countries by Countries | 0 | - | 4.96 | 62,789 |
| Countries With One Word and Two U's | 0 | - | 4.45 | 50,733 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,137 |
| Top 10 Hottest Asian Countries | 0 | - | 4.61 | 49,062 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,146 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,461 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,602 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,276 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,045,512 |
| Northernmost Countries | 0 | - | 4.99 | 360,237 |
| Countries That Produce the Most Spices | 0 | - | 4.44 | 41,535 |
| Countries by Milk Production | 0 | - | 4.54 | 43,886 |
| Foods by Country of Origin #1 | 0 | - | 4.40 | 336,179 |
| Mountains by Country | 0 | - | 4.56 | 81,717 |
| Islands by Country #2 | 0 | - | 4.80 | 77,299 |
| Countries of South America | 0 | - | 5.00 | 922,276 |
| Countries of Oceania | 0 | - | 5.00 | 1,050,153 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,864,916 |
| "Land" Countries | 0 | - | 4.98 | 335,679 |
| Countries Which Eat the Most Beef | 0 | - | 4.46 | 50,216 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 115,454 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,320 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,715 |
| Top World Languages | 0 | - | 4.92 | 819,676 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,188 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,379 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 207,965 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,039 |
| Longest International Borders | 0 | - | 4.99 | 264,581 |
| Countries with Three Borders | 0 | - | 4.96 | 36,431 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,888 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,979 |
| Demonym of Every Country | 0 | - | 4.91 | 59,111 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 65,807 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 58,753 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,326 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,112 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,847 |
