| Regions of Countries #1 | 0 | - | 4.96 | 159,316 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,667 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,588 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,580 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,427 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,046 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 330,820 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,612,335 |
| Random Capital to Country | 0 | - | 4.99 | 2,587,162 |
| Random Country to Capital | 0 | - | 4.98 | 917,405 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,097,286 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 448,700 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 164,940 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 117,644 |
| Anagram Chain - Countries | 0 | - | 4.98 | 116,100 |
| Countries with Four Letters | 0 | - | 4.99 | 421,325 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 69,072 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 64,153 |
| Last Names by Country of Origin | 0 | - | 4.64 | 156,318 |
| Capital Cities Chain | 0 | - | 4.84 | 82,427 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,603 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 199,366 |
| Top Five Countries By Category #3 | 0 | - | 4.81 | 170,586 |
| Country Chain | 0 | - | 4.96 | 216,741 |
| Countries by Emojis | 0 | - | 4.99 | 238,447 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 55,605 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 319,528 |
| Islands by Country #1 | 0 | - | 4.88 | 175,034 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 215,742 |
| Name a Valid Country #3 | 0 | - | 4.99 | 262,345 |
| Name a Valid Country #1 | 0 | - | 4.99 | 288,310 |
| Name a Valid Country #2 | 0 | - | 4.98 | 249,848 |
| Name a Valid Country #4 | 0 | - | 4.97 | 254,785 |
| Name a Valid Country #5 | 0 | - | 4.99 | 206,135 |
| Name a Valid Country #6 | 0 | - | 4.94 | 128,811 |
| Name a Valid Country #7 | 0 | - | 4.91 | 128,723 |
| Name a Valid Country #8 | 0 | - | 4.85 | 98,080 |
| Australian States and Territories | 0 | - | 4.96 | 141,612 |
| Canada Provinces and Territories | 0 | - | 5.00 | 340,974 |
| Counties of England | 0 | - | 4.97 | 794,332 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 170,309 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 49,703 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 718,460 |
| Hawaiian Islands | 0 | - | 4.83 | 42,629 |
| The Only Country ... | 0 | - | 4.91 | 80,701 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 180,491 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,881 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,889 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,587 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,254 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 235,301 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 224,356 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 191,642 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,449 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 138,791 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 78,759 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,940 |
| Random Countries by Borders | 0 | - | 4.99 | 82,235 |
| Random Name a Valid Country | 0 | - | 4.99 | 204,549 |
| Regions of Italy | 0 | - | 4.92 | 75,490 |
| States of India | 0 | - | 4.94 | 192,405 |
| Japanese Prefectures | 0 | - | 4.98 | 136,266 |
| Provinces of China | 0 | - | 4.97 | 203,210 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,572 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,500 |
| States of Germany | 0 | - | 4.96 | 151,745 |
| Regions of New Zealand | 0 | - | 4.85 | 28,448 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,947 |
| Federal Subjects of Russia | 0 | - | 4.95 | 146,137 |
| Provinces of Turkey | 0 | - | 4.95 | 203,492 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,232 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,258 |
| Boundary Waters | 0 | - | 4.92 | 88,349 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,055 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,452 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,863 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,428 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,233 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,107 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 137,078 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 381,641 |
| States of Mexico | 0 | - | 4.95 | 175,380 |
| States of Brazil | 0 | - | 4.97 | 87,485 |
| Departments of France | 0 | - | 4.93 | 53,685 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,575 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,173 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,128 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,149 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 66,766 |
| Cities Chain #2 | 0 | - | 4.42 | 56,301 |
| Cities Chain #1 | 0 | - | 4.61 | 66,552 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,481 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,292,357 |
| Landlocked Countries | 0 | - | 4.99 | 418,279 |
| Countries of the World - One Minute Sprint | 0 | - | 4.36 | 974,310 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 95,117 |
| Musical Acts by Country #1 | 0 | - | 4.45 | 79,026 |
| First Names of Scientists | 0 | - | 4.50 | 56,723 |
| World Capitals Quiz | 0 | - | 5.00 | 5,060,303 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,269 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,780 |
| Random Countries Hidden in the World Map | 0 | - | 4.81 | 112,656 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,753,071 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 278,727 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 121,210 |
| Counties of Ireland | 0 | - | 4.92 | 194,487 |
| Historical Middle Names | 0 | - | 4.16 | 35,688 |
| People with Food Names | 0 | - | 4.10 | 60,896 |
| First Names of Historical Figures #2 | 0 | - | 4.32 | 40,464 |
| First Names of Historical Figures #1 | 0 | - | 4.39 | 229,136 |
| Random Nicknames #1 | 0 | - | 4.11 | 34,809 |
| Birth Names | 0 | - | 4.30 | 61,718 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,475 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,568 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,574 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,806 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,391 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,581,697 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,364 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,397 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,434 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,784 |
| Island Countries | 0 | - | 4.99 | 709,497 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,655 |
| Himalayan Countries | 0 | - | 4.94 | 137,137 |
| Andean Countries | 0 | - | 4.95 | 83,780 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,031 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,409 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,704 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,258 |
| Danube Countries | 0 | - | 4.97 | 71,586 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,455 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,990 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,527 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,587 |
| European Landlocked Countries | 0 | - | 4.99 | 146,699 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,026 |
| Countries with the Most Species | 0 | - | 4.99 | 102,822 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,168 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,402 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,559 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,263 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,934 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,312 |
| Countries in the Alps | 0 | - | 4.87 | 117,591 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,071 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,256 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,370 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,916 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,025 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,400 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,196 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,134 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,930 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,497 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,445 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,304 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,877 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,142 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,163 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,049 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,016 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,538 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,433 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,026 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,078 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,947 |
| Largest Countries By Category | 0 | - | 4.97 | 157,539 |
| Countries that Produce the Most Cheese per Capita | 0 | - | 4.51 | 52,727 |
| Countries by Countries | 0 | - | 4.96 | 62,781 |
| Countries With One Word and Two U's | 0 | - | 4.45 | 50,722 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,126 |
| Top 10 Hottest Asian Countries | 0 | - | 4.61 | 49,059 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,142 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,457 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,264 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,045,384 |
| Northernmost Countries | 0 | - | 4.99 | 360,196 |
| Countries That Produce the Most Spices | 0 | - | 4.44 | 41,533 |
| Countries by Milk Production | 0 | - | 4.54 | 43,880 |
| Foods by Country of Origin #1 | 0 | - | 4.40 | 336,160 |
| Mountains by Country | 0 | - | 4.56 | 81,714 |
| Islands by Country #2 | 0 | - | 4.80 | 77,292 |
| Countries of South America | 0 | - | 5.00 | 922,144 |
| Countries of Oceania | 0 | - | 5.00 | 1,050,011 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,864,619 |
| "Land" Countries | 0 | - | 4.98 | 335,660 |
| Countries Which Eat the Most Beef | 0 | - | 4.46 | 50,215 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 115,441 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,316 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,713 |
| Top World Languages | 0 | - | 4.92 | 819,544 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,181 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,377 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 207,938 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,030 |
| Longest International Borders | 0 | - | 4.99 | 264,563 |
| Countries with Three Borders | 0 | - | 4.96 | 36,426 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,879 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,974 |
