| Name a World Capital A-Z | 0 | - | 5.00 | 175,595 |
| Countries that Start with A | 0 | - | 4.98 | 2,155,570 |
| Countries that Start with B | 0 | - | 4.95 | 2,287,686 |
| Countries that Start with C | 0 | - | 4.96 | 1,816,599 |
| Countries that Start with D | 0 | - | 4.96 | 705,832 |
| Countries that Start with E | 0 | - | 4.95 | 1,372,700 |
| Countries that Start with G | 0 | - | 4.97 | 1,498,226 |
| Countries that Start with H | 0 | - | 4.96 | 601,517 |
| Countries that Start with I | 0 | - | 4.92 | 1,284,416 |
| Countries that Start with J | 0 | - | 4.98 | 599,489 |
| Countries that Start with K | 0 | - | 4.97 | 812,642 |
| Countries that Start with L | 0 | - | 4.98 | 1,086,929 |
| Countries that Start with N | 0 | - | 4.93 | 1,113,910 |
| Countries that Start with P | 0 | - | 4.94 | 1,212,685 |
| Countries that Start with S | 0 | - | 4.98 | 1,750,076 |
| Countries that Start with T | 0 | - | 4.90 | 1,007,230 |
| Countries that Start with U | 0 | - | 4.97 | 902,386 |
| Countries that Start with V | 0 | - | 4.98 | 607,531 |
| Countries that Start with F | 0 | - | 4.83 | 615,114 |
| Countries that Start with M | 0 | - | 4.97 | 1,377,783 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 319,050 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 121,003 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,291 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 95,968 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 234,962 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 224,056 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 191,399 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,254 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 138,488 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,607,455 |
| Richest Countries A-Z | 0 | - | 4.92 | 102,508 |
| Countries that Start with R | 0 | - | 4.43 | 445,789 |
| Majority Muslim Countries | 0 | - | 4.98 | 372,328 |
| NATO Countries | 0 | - | 4.98 | 278,512 |
| EU Countries Quiz | 0 | - | 4.99 | 272,073 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 286,739 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 270,882 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,095,594 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 448,353 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 164,592 |
| Top Five Countries by Religion | 0 | - | 4.93 | 170,279 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 117,352 |
| Anagram Chain - Countries | 0 | - | 4.98 | 115,937 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,639 |
| Countries with NO Military | 0 | - | 4.97 | 61,738 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,264 |
| Random Countries Hidden in the World Map | 0 | - | 4.82 | 112,444 |
| One Country By Letter By Continent | 0 | - | 5.00 | 122,908 |
| Countries with Four Letters | 0 | - | 4.99 | 420,802 |
| Countries but all Vowels are Changed to O | 0 | - | 4.93 | 68,848 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 63,969 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,217,075 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 334,172 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 115,263 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 717,123 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 199,170 |
| Top Five Countries By Category #3 | 0 | - | 4.81 | 170,441 |
| Country Chain | 0 | - | 4.96 | 216,548 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,460 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,907 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,196 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,514 |
| Countries by Emojis | 0 | - | 4.99 | 238,058 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,520 |
| Countries Bordering "U" Countries | 0 | - | 4.82 | 24,321 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,630 |
| Buddhist Countries | 0 | - | 4.96 | 143,508 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 122,890 |
| Islands by Country #1 | 0 | - | 4.87 | 174,906 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,225 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,576 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,543 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 215,366 |
| Name a Valid Country #3 | 0 | - | 4.99 | 261,962 |
| Name a Valid Country #1 | 0 | - | 4.99 | 287,536 |
| Name a Valid Country #2 | 0 | - | 4.98 | 249,403 |
| Name a Valid Country #4 | 0 | - | 4.97 | 254,347 |
| Name a Valid Country #5 | 0 | - | 4.99 | 205,509 |
| Name a Valid Country #6 | 0 | - | 4.94 | 128,539 |
| Name a Valid Country #7 | 0 | - | 4.91 | 128,445 |
| Name a Valid Country #8 | 0 | - | 4.85 | 97,814 |
| Landlocked Countries | 0 | - | 4.99 | 417,321 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,745,768 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,425 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,314 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 180,044 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,779 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,794 |
| Countries with the Most Catholics | 0 | - | 4.90 | 108,782 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,535 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,174 |
| Orthodox Countries | 0 | - | 4.92 | 131,053 |
| Richest Island Countries | 0 | - | 4.84 | 100,065 |
| Battle to Country | 0 | - | 4.91 | 53,000 |
| Monarchies of Europe | 0 | - | 4.90 | 97,777 |
| Monarchies of Asia | 0 | - | 4.97 | 70,879 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 78,454 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,694 |
| Countries with the Most Muslims | 0 | - | 4.95 | 159,912 |
| Countries with the Most Exports | 0 | - | 4.96 | 154,834 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 189,149 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,875 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,062 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 269,178 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 103,795 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,166 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,884 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,883 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,218 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 194,601 |
| Random Countries by Borders | 0 | - | 4.99 | 82,100 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 381,055 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 117,987 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,856 |
| Random Name a Valid Country | 0 | - | 4.99 | 204,311 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,201 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,661 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,744 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,092 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,279 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,441 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,886 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,146 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,621 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,245 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,041 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,127 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,264 |
| Island Countries | 0 | - | 4.99 | 709,115 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,242 |
| Himalayan Countries | 0 | - | 4.95 | 136,779 |
| Andean Countries | 0 | - | 4.95 | 83,614 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,873 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,174 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,544 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,134 |
| Danube Countries | 0 | - | 4.97 | 71,488 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,318 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,910 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,314 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,310 |
| European Landlocked Countries | 0 | - | 4.99 | 146,200 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,889 |
| Countries with the Most Species | 0 | - | 4.99 | 102,423 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,015 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,357 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,537 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,205 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,860 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,238 |
| Countries in the Alps | 0 | - | 4.86 | 117,441 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,969 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,052 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,307 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,812 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,908 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,325 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,077 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,048 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,867 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,399 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,401 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,244 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,792 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,055 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,068 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,856 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,943 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,473 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,311 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,408 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,766 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,879 |
| Largest Countries By Category | 0 | - | 4.97 | 157,366 |
| Countries by Countries | 0 | - | 4.96 | 62,677 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,539 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,372,168 |
| Large Countries with Small Economies | 0 | - | 4.95 | 80,631 |
| Category Elimination - Countries #5 | 0 | - | 4.69 | 143,883 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,963 |
| World Countries by 10 Category Elimination #2 | 0 | - | 4.48 | 70,793 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 136,678 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,109 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,426 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,155 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,044,220 |
| Northernmost Countries | 0 | - | 4.99 | 359,751 |
| Companies by Country | 0 | - | 4.61 | 119,073 |
| Countries of South America | 0 | - | 5.00 | 920,632 |
| Countries of Oceania | 0 | - | 5.00 | 1,048,271 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,861,103 |
| "Land" Countries | 0 | - | 4.98 | 335,236 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,710 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,586 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,726 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,744 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 99,795 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,261 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 82,449 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 278,483 |
