| Regions of Countries #1 | 0 | - | 4.97 | 158,956 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,311 |
| Regions of Countries #3 | 0 | - | 4.84 | 90,357 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,125 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 47,743 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 95,657 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 328,252 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,589,682 |
| Random Capital to Country | 0 | - | 4.99 | 2,578,794 |
| Random Country to Capital | 0 | - | 4.98 | 912,090 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,088,637 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 446,932 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 163,313 |
| Solve the Secret Country #2 | 0 | - | 4.85 | 116,233 |
| Anagram Chain - Countries | 0 | - | 4.99 | 115,307 |
| Countries with Four Letters | 0 | - | 4.99 | 418,742 |
| Countries but all Vowels are Changed to O | 0 | - | 4.92 | 67,929 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 63,278 |
| Last Names by Country of Origin | 0 | - | 4.64 | 155,933 |
| Capital Cities Chain | 0 | - | 4.84 | 81,957 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,033 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 198,400 |
| Top Five Countries By Category #3 | 0 | - | 4.82 | 169,508 |
| Country Chain | 0 | - | 4.96 | 215,814 |
| Countries by Emojis | 0 | - | 4.99 | 236,427 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,158 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 317,207 |
| Islands by Country #1 | 0 | - | 4.87 | 174,536 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 213,954 |
| Name a Valid Country #3 | 0 | - | 4.99 | 259,928 |
| Name a Valid Country #1 | 0 | - | 4.99 | 283,788 |
| Name a Valid Country #2 | 0 | - | 4.98 | 246,530 |
| Name a Valid Country #4 | 0 | - | 4.97 | 251,725 |
| Name a Valid Country #5 | 0 | - | 4.99 | 189,905 |
| Name a Valid Country #6 | 0 | - | 4.95 | 126,500 |
| Name a Valid Country #7 | 0 | - | 4.91 | 126,577 |
| Name a Valid Country #8 | 0 | - | 4.85 | 96,113 |
| Australian States and Territories | 0 | - | 4.96 | 140,970 |
| Canada Provinces and Territories | 0 | - | 5.00 | 338,140 |
| Counties of England | 0 | - | 4.97 | 789,671 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,085 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,210 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 712,028 |
| Hawaiian Islands | 0 | - | 4.83 | 42,444 |
| The Only Country ... | 0 | - | 4.91 | 79,956 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 179,498 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,486 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,389 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,366 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 88,883 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 233,698 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 222,949 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 190,460 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,530 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 137,268 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 77,361 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,623 |
| Random Countries by Borders | 0 | - | 4.99 | 81,709 |
| Random Name a Valid Country | 0 | - | 4.99 | 203,314 |
| Regions of Italy | 0 | - | 4.92 | 74,796 |
| States of India | 0 | - | 4.94 | 190,465 |
| Japanese Prefectures | 0 | - | 4.98 | 134,729 |
| Provinces of China | 0 | - | 4.97 | 200,311 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,441 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,074 |
| States of Germany | 0 | - | 4.96 | 150,216 |
| Regions of New Zealand | 0 | - | 4.85 | 28,205 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,265 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,169 |
| Provinces of Turkey | 0 | - | 4.95 | 201,409 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,941 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,016 |
| Boundary Waters | 0 | - | 4.92 | 88,066 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,832 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,683 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,341 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,589 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,340 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,699 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 134,957 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 378,835 |
| States of Mexico | 0 | - | 4.95 | 173,486 |
| States of Brazil | 0 | - | 4.98 | 86,467 |
| Departments of France | 0 | - | 4.93 | 52,892 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,029 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,359 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,249 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 98,994 |
| Largest World Cities With Five Letters | 0 | - | 4.52 | 66,449 |
| Cities Chain #2 | 0 | - | 4.42 | 56,174 |
| Cities Chain #1 | 0 | - | 4.61 | 66,360 |
| Name Any Valid U.S. City | 0 | - | 4.51 | 40,189 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,949,714 |
| Landlocked Countries | 0 | - | 4.99 | 413,928 |
| Countries of the World - One Minute Sprint | 0 | - | 4.35 | 956,529 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 93,490 |
| Foods by Country of Origin #1 | 0 | - | 4.41 | 335,114 |
| Musical Acts by Country #1 | 0 | - | 4.45 | 78,854 |
| First Names of Scientists | 0 | - | 4.50 | 56,479 |
| World Capitals Quiz | 0 | - | 5.00 | 5,033,938 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 74,929 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,045 |
| Random Countries Hidden in the World Map | 0 | - | 4.81 | 111,756 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,719,894 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 277,473 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 120,210 |
| Counties of Ireland | 0 | - | 4.92 | 193,188 |
| Historical Middle Names | 0 | - | 4.16 | 35,403 |
| People with Food Names | 0 | - | 4.10 | 60,514 |
| First Names of Historical Figures #2 | 0 | - | 4.32 | 40,253 |
| First Names of Historical Figures #1 | 0 | - | 4.39 | 228,644 |
| Random Nicknames #1 | 0 | - | 4.10 | 34,728 |
| Birth Names | 0 | - | 4.30 | 61,426 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,189 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,045 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,701 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,100 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,512 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,571,920 |
| Solve the Secret Capital City | 0 | - | 4.80 | 162,755 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,337 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,235 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 402,043 |
| Island Countries | 0 | - | 4.99 | 707,751 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,733 |
| Himalayan Countries | 0 | - | 4.95 | 135,481 |
| Andean Countries | 0 | - | 4.94 | 82,880 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,267 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,282 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,962 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,649 |
| Danube Countries | 0 | - | 4.97 | 71,109 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 115,807 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,570 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,558 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,464 |
| European Landlocked Countries | 0 | - | 4.99 | 145,793 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,254 |
| Countries with the Most Species | 0 | - | 4.99 | 95,259 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,399 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,208 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,381 |
| Countries that Use the Peso | 0 | - | 4.88 | 58,975 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,597 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,976 |
| Countries in the Alps | 0 | - | 4.86 | 116,881 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,602 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,322 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,037 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,453 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,214 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,038 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,614 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,782 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,423 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,099 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,205 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,059 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,475 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,785 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,777 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,146 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,683 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,276 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,820 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,490 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,785 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,621 |
| Largest Countries By Category | 0 | - | 4.97 | 156,821 |
| Countries that Produce the Most Cheese per Capita | 0 | - | 4.53 | 52,553 |
| Countries by Countries | 0 | - | 4.96 | 62,292 |
| Countries With One Word and Two U's | 0 | - | 4.47 | 50,453 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,452 |
| Top 10 Hottest Asian Countries | 0 | - | 4.61 | 48,960 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,976 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,343 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,800 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,039,961 |
| Northernmost Countries | 0 | - | 4.99 | 357,926 |
| Countries That Produce the Most Spices | 0 | - | 4.44 | 41,466 |
| Countries by Milk Production | 0 | - | 4.54 | 43,645 |
| Mountains by Country | 0 | - | 4.64 | 81,554 |
| Islands by Country #2 | 0 | - | 4.80 | 77,014 |
| Countries of South America | 0 | - | 5.00 | 915,395 |
| Countries of Oceania | 0 | - | 5.00 | 1,041,308 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,849,686 |
| "Land" Countries | 0 | - | 4.98 | 333,737 |
| Countries Which Eat the Most Beef | 0 | - | 4.46 | 50,105 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 114,812 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 144,747 |
| Western Europe Map Quiz | 0 | - | 4.87 | 93,496 |
| Top World Languages | 0 | - | 4.92 | 813,592 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,581 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,246 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 206,516 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,645 |
| Longest International Borders | 0 | - | 4.99 | 263,623 |
| Countries with Three Borders | 0 | - | 4.96 | 36,206 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,619 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,705 |
