| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,078 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,265 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,237 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 319,033 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 120,996 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 234,950 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 224,045 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 191,387 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,243 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 138,477 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,208 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 194,590 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,607,223 |
| Majority Muslim Countries | 0 | - | 4.98 | 372,299 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,095,458 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 448,332 |
| Countries with Four Letters | 0 | - | 4.99 | 420,758 |
| NATO Countries | 0 | - | 4.98 | 278,481 |
| EU Countries Quiz | 0 | - | 4.99 | 272,043 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 286,712 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 270,846 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 164,578 |
| Top Five Countries by Religion | 0 | - | 4.93 | 170,267 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 117,341 |
| Anagram Chain - Countries | 0 | - | 4.98 | 115,933 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,624 |
| Countries with NO Military | 0 | - | 4.97 | 61,735 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,260 |
| Random Countries Hidden in the World Map | 0 | - | 4.82 | 112,436 |
| Countries but all Vowels are Changed to O | 0 | - | 4.93 | 68,833 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 63,964 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,213,384 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 199,159 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 170,433 |
| Country Chain | 0 | - | 4.96 | 216,537 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,451 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,895 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,191 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,508 |
| Countries by Emojis | 0 | - | 4.99 | 238,041 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,516 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,618 |
| Buddhist Countries | 0 | - | 4.96 | 143,503 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 334,149 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 122,882 |
| Islands by Country #1 | 0 | - | 4.87 | 174,902 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,220 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,575 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,541 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 215,349 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,411 |
| Countries with Most Nobel Prizes by Continent | 0 | - | 4.93 | 59,861 |
| Five Coldest Countries by Continent | 0 | - | 4.97 | 76,432 |
| Name a Valid Country #3 | 0 | - | 4.99 | 261,947 |
| Name a Valid Country #1 | 0 | - | 4.99 | 287,497 |
| Name a Valid Country #2 | 0 | - | 4.98 | 249,385 |
| Name a Valid Country #4 | 0 | - | 4.97 | 254,325 |
| Name a Valid Country #5 | 0 | - | 4.99 | 205,470 |
| Name a Valid Country #6 | 0 | - | 4.94 | 128,515 |
| Name a Valid Country #7 | 0 | - | 4.91 | 128,429 |
| Name a Valid Country #8 | 0 | - | 4.85 | 97,803 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 717,060 |
| Landlocked Countries | 0 | - | 4.99 | 417,274 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,745,342 |
| Countries that Start with A | 0 | - | 4.98 | 2,155,453 |
| Countries that Start with B | 0 | - | 4.95 | 2,287,581 |
| Countries that Start with C | 0 | - | 4.96 | 1,816,511 |
| Countries that Start with D | 0 | - | 4.96 | 705,770 |
| Countries that Start with E | 0 | - | 4.95 | 1,372,626 |
| Countries that Start with G | 0 | - | 4.97 | 1,498,150 |
| Countries that Start with H | 0 | - | 4.96 | 601,468 |
| Countries that Start with I | 0 | - | 4.92 | 1,284,362 |
| Countries that Start with J | 0 | - | 4.98 | 599,438 |
| Countries that Start with K | 0 | - | 4.97 | 812,598 |
| Countries that Start with L | 0 | - | 4.98 | 1,086,834 |
| Countries that Start with N | 0 | - | 4.93 | 1,113,857 |
| Countries that Start with P | 0 | - | 4.94 | 1,212,641 |
| Countries that Start with S | 0 | - | 4.98 | 1,750,007 |
| Countries that Start with T | 0 | - | 4.90 | 1,007,189 |
| Countries that Start with U | 0 | - | 4.97 | 902,352 |
| Countries that Start with V | 0 | - | 4.98 | 607,499 |
| Countries that Start with F | 0 | - | 4.83 | 615,068 |
| Countries that Start with M | 0 | - | 4.97 | 1,377,733 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,418 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 179,994 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,768 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,792 |
| Countries with the Most Catholics | 0 | - | 4.90 | 108,774 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,534 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,171 |
| Orthodox Countries | 0 | - | 4.92 | 131,045 |
| Richest Island Countries | 0 | - | 4.84 | 100,054 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,283 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 95,966 |
| Battle to Country | 0 | - | 4.91 | 52,997 |
| Monarchies of Europe | 0 | - | 4.90 | 97,769 |
| Monarchies of Asia | 0 | - | 4.97 | 70,876 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 78,442 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,690 |
| Countries with the Most Muslims | 0 | - | 4.95 | 159,902 |
| Countries with the Most Exports | 0 | - | 4.96 | 154,826 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 189,145 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,874 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,054 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 269,134 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 103,791 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,159 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,883 |
| Five Countries by a Single Word by Continent | 0 | - | 4.91 | 77,742 |
| Random Countries by Borders | 0 | - | 4.99 | 82,094 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 117,984 |
| Random Name a Valid Country | 0 | - | 4.99 | 204,297 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,565 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,111 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,231 |
| Island Countries | 0 | - | 4.99 | 709,098 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,220 |
| Himalayan Countries | 0 | - | 4.95 | 136,766 |
| Andean Countries | 0 | - | 4.95 | 83,604 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,867 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,168 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,535 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,127 |
| Danube Countries | 0 | - | 4.97 | 71,488 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,304 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,904 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,300 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,300 |
| European Landlocked Countries | 0 | - | 4.99 | 146,197 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,879 |
| Countries with the Most Species | 0 | - | 4.99 | 102,395 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,009 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,357 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,536 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,205 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,857 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,234 |
| Countries in the Alps | 0 | - | 4.86 | 117,436 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,964 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,047 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,305 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,808 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,905 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,322 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,073 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,044 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,861 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,394 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,398 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,241 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,790 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,052 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,066 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,841 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,942 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,468 |
| 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 | 241,375 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,753 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,877 |
| Largest Countries By Category | 0 | - | 4.97 | 157,356 |
| Countries by Countries | 0 | - | 4.96 | 62,674 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,372,063 |
| Category Elimination - Countries #5 | 0 | - | 4.69 | 143,875 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,957 |
| World Countries by 10 Category Elimination #2 | 0 | - | 4.48 | 70,788 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,109 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,423 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,147 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,044,148 |
| Northernmost Countries | 0 | - | 4.99 | 359,724 |
| Companies by Country | 0 | - | 4.61 | 119,070 |
| Countries of South America | 0 | - | 5.00 | 920,541 |
| Countries of Oceania | 0 | - | 5.00 | 1,048,131 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,860,957 |
| "Land" Countries | 0 | - | 4.98 | 335,204 |
| Five Richest Countries by Continent | 0 | - | 4.68 | 206,846 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 381,025 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,016 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,533 |
| Richest Countries A-Z | 0 | - | 4.92 | 102,502 |
| Large Countries with Small Economies | 0 | - | 4.95 | 80,623 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 136,659 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,096 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,707 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,584 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,722 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,743 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 99,792 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,260 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 259,147 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,562 |
| Name a Valid African Country | 0 | - | 4.98 | 153,531 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,440,929 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,110 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,494 |
| Countries with Megacities | 0 | - | 4.99 | 249,428 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,347 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,672 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,676 |