| Category Elimination - Countries #1 | 0 | - | 4.99 | 320,257 |
| Random Countries Hidden in the World Map | 0 | - | 4.82 | 112,969 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 121,529 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,700 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,589 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,134 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 235,824 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 224,802 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 192,010 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,689 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 139,293 |
| Countries that Start with A | 0 | - | 4.98 | 2,160,678 |
| Countries that Start with B | 0 | - | 4.95 | 2,292,459 |
| Countries that Start with C | 0 | - | 4.96 | 1,820,520 |
| Countries that Start with D | 0 | - | 4.96 | 708,541 |
| Countries that Start with E | 0 | - | 4.95 | 1,375,926 |
| Countries that Start with G | 0 | - | 4.97 | 1,501,823 |
| Countries that Start with H | 0 | - | 4.96 | 603,858 |
| Countries that Start with I | 0 | - | 4.92 | 1,287,066 |
| Countries that Start with J | 0 | - | 4.98 | 601,634 |
| Countries that Start with K | 0 | - | 4.97 | 814,965 |
| Countries that Start with L | 0 | - | 4.98 | 1,089,750 |
| Countries that Start with N | 0 | - | 4.93 | 1,116,720 |
| Countries that Start with P | 0 | - | 4.94 | 1,215,160 |
| Countries that Start with S | 0 | - | 4.98 | 1,753,436 |
| Countries that Start with T | 0 | - | 4.90 | 1,009,055 |
| Countries that Start with U | 0 | - | 4.97 | 903,878 |
| Countries that Start with V | 0 | - | 4.98 | 608,870 |
| Countries that Start with F | 0 | - | 4.83 | 616,901 |
| Countries that Start with M | 0 | - | 4.97 | 1,380,550 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,618,738 |
| Majority Muslim Countries | 0 | - | 4.98 | 373,718 |
| Word Scramble - Countries | 0 | - | 4.87 | 2,099,926 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 450,078 |
| Countries with Four Letters | 0 | - | 4.99 | 421,973 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,003 |
| NATO Countries | 0 | - | 4.98 | 279,734 |
| EU Countries Quiz | 0 | - | 4.99 | 273,417 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 287,847 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 272,442 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 165,432 |
| Top Five Countries by Religion | 0 | - | 4.93 | 171,033 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 118,090 |
| Anagram Chain - Countries | 0 | - | 4.98 | 116,356 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 148,166 |
| Countries with NO Military | 0 | - | 4.97 | 62,087 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,468 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 69,402 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 64,439 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,389,507 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 200,252 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 179,808 |
| Country Chain | 0 | - | 4.96 | 216,961 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,994 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,265 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,461 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,714 |
| Countries by Emojis | 0 | - | 4.99 | 239,318 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 55,831 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,032 |
| Buddhist Countries | 0 | - | 4.96 | 144,207 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 335,170 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 123,368 |
| Islands by Country #1 | 0 | - | 4.88 | 175,195 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,456 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,796 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,677 |
| Can You Name These 50 Random Countries? | 0 | - | 4.99 | 216,357 |
| Name a Valid Country #3 | 0 | - | 4.99 | 262,762 |
| Name a Valid Country #1 | 0 | - | 4.99 | 289,277 |
| Name a Valid Country #2 | 0 | - | 4.98 | 250,393 |
| Name a Valid Country #4 | 0 | - | 4.97 | 255,288 |
| Name a Valid Country #5 | 0 | - | 4.99 | 206,670 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 115,612 |
| Name a Valid Country #6 | 0 | - | 4.94 | 129,187 |
| Name a Valid Country #7 | 0 | - | 4.91 | 129,063 |
| Name a Valid Country #8 | 0 | - | 4.85 | 98,431 |
| Countries by Languages in 90 Seconds | 0 | - | 4.94 | 719,890 |
| Landlocked Countries | 0 | - | 4.99 | 419,650 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,761,569 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 180,775 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 89,079 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,032 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,256 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,706 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,393 |
| Orthodox Countries | 0 | - | 4.92 | 131,450 |
| Richest Island Countries | 0 | - | 4.84 | 100,404 |
| Battle to Country | 0 | - | 4.91 | 53,239 |
| Monarchies of Europe | 0 | - | 4.90 | 98,046 |
| Monarchies of Asia | 0 | - | 4.97 | 71,038 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 79,313 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,825 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,259 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,265 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 189,551 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,348 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,365 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 270,954 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,174 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,455 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,030 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,610 |
| Countries that Start with R | 0 | - | 4.43 | 447,107 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,606 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 195,058 |
| Random Countries by Borders | 0 | - | 4.99 | 82,358 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,261 |
| Random Name a Valid Country | 0 | - | 4.99 | 204,873 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,620 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,804 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,654 |
| Island Countries | 0 | - | 4.99 | 710,059 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,291 |
| Himalayan Countries | 0 | - | 4.95 | 137,730 |
| Andean Countries | 0 | - | 4.95 | 84,080 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,320 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,848 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,951 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,433 |
| Danube Countries | 0 | - | 4.97 | 71,732 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,657 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,130 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,781 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,861 |
| European Landlocked Countries | 0 | - | 4.99 | 146,857 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,226 |
| Countries with the Most Species | 0 | - | 4.99 | 102,997 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,387 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,455 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,616 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,364 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,040 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,435 |
| Countries in the Alps | 0 | - | 4.87 | 117,808 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,213 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,524 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,466 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,217 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,188 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,773 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,367 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,258 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,017 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,624 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,521 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,368 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,987 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,255 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,273 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,332 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,111 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,620 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,645 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,699 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,418 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,037 |
| Largest Countries By Category | 0 | - | 4.97 | 157,777 |
| Countries by Countries | 0 | - | 4.96 | 62,920 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,377,377 |
| Category Elimination - Countries #5 | 0 | - | 4.69 | 144,286 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,320 |
| World Countries by 10 Category Elimination #2 | 0 | - | 4.48 | 70,960 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,180 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,485 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,404 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,046,855 |
| Northernmost Countries | 0 | - | 4.99 | 360,823 |
| Companies by Country | 0 | - | 4.61 | 119,568 |
| Countries of South America | 0 | - | 5.00 | 923,939 |
| Countries of Oceania | 0 | - | 5.00 | 1,052,528 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,868,913 |
| "Land" Countries | 0 | - | 4.98 | 335,974 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 382,864 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,958 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,917 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 109,882 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,238 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,698 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 132,887 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,408 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,261 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,076 |
| Richest Countries A-Z | 0 | - | 4.91 | 102,905 |
| Large Countries with Small Economies | 0 | - | 4.95 | 80,838 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 137,631 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,030 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,899 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,922 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 154,078 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 100,007 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,373 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,444,385 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,994 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,234 |
| Countries with Megacities | 0 | - | 4.99 | 262,276 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,071 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,107 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,377 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,156 |
