| Regions of Countries #1 | 0 | - | 4.96 | 149,012 |
| Regions of Countries #2 | 0 | - | 4.95 | 113,736 |
| Regions of Countries #3 | 0 | - | 4.81 | 83,207 |
| Monarchies of Europe | 0 | - | 4.88 | 86,129 |
| Monarchies of Asia | 0 | - | 4.95 | 53,543 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 280,808 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 204,991 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 196,218 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 166,956 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.95 | 104,552 |
| Top Five Countries by Random Categories | 0 | - | 4.97 | 105,612 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 94,717 |
| NATO Countries Quiz | 0 | - | 4.98 | 223,110 |
| EU Countries Quiz | 0 | - | 4.99 | 225,690 |
| Countries with the Most Military Troops | 0 | - | 4.94 | 223,741 |
| Countries with Nuclear Weapons | 0 | - | 4.88 | 215,498 |
| Word Scramble - Countries | 0 | - | 4.87 | 1,903,252 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 381,566 |
| Solve the Secret Country #1 | 0 | - | 4.95 | 127,238 |
| Top Five Countries by Religion | 0 | - | 4.90 | 139,358 |
| Solve the Secret Country #2 | 0 | - | 4.91 | 85,809 |
| Anagram Chain - Countries | 0 | - | 4.98 | 95,237 |
| Countries with the Most Elite Universities | 0 | - | 4.93 | 98,069 |
| Countries with NO Military | 0 | - | 4.96 | 48,426 |
| Countries by Number of Books Published | 0 | - | 4.95 | 62,777 |
| Companies by Country | 0 | - | 4.49 | 105,583 |
| Countries with Four Letters | 0 | - | 4.99 | 374,174 |
| Countries but all Vowels are Changed to O | 0 | - | 4.84 | 33,086 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 43,126 |
| Countries of the World Quiz | 0 | - | 5.00 | 40,379,043 |
| Majority Muslim Countries | 0 | - | 4.97 | 311,293 |
| Top Five Countries By Category #2 | 0 | - | 4.92 | 155,750 |
| Top Five Countries By Category #3 | 0 | - | 4.87 | 141,160 |
| Country Chain | 0 | - | 4.95 | 176,305 |
| Countries with the Most Christians | 0 | - | 4.93 | 105,855 |
| Countries with the Most Tanks | 0 | - | 4.89 | 74,542 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 40,359 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 65,582 |
| Countries by Emojis | 0 | - | 4.99 | 202,418 |
| Countries With One Word And Two O's | 0 | - | 4.89 | 33,209 |
| Least Christian Countries with Exceptions | 0 | - | 4.89 | 71,323 |
| Buddhist Countries | 0 | - | 4.96 | 129,988 |
| Countries with the Most Millionaires | 0 | - | 4.83 | 81,871 |
| Islands by Country #1 | 0 | - | 4.87 | 162,672 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 177,361 |
| Name a Valid Country #3 | 0 | - | 4.98 | 206,509 |
| Name a Valid Country #1 | 0 | - | 4.99 | 224,291 |
| Name a Valid Country #2 | 0 | - | 4.98 | 191,256 |
| Name a Valid Country #4 | 0 | - | 4.96 | 198,083 |
| Name a Valid Country #5 | 0 | - | 4.98 | 144,140 |
| Name a Valid Country #6 | 0 | - | 4.92 | 86,112 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 316,486 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,008,545 |
| Foods by Country of Origin #1 | 0 | - | 4.42 | 311,469 |
| Mountains by Country | 0 | - | 4.75 | 76,362 |
| Countries that Start with A | 0 | - | 4.98 | 1,923,718 |
| Countries that Start with B | 0 | - | 4.96 | 2,062,292 |
| Countries that Start with C | 0 | - | 4.96 | 1,630,020 |
| Countries that Start with D | 0 | - | 4.96 | 582,565 |
| Countries that Start with E | 0 | - | 4.95 | 1,218,828 |
| Countries that Start with G | 0 | - | 4.97 | 1,338,168 |
| Countries that Start with H | 0 | - | 4.95 | 496,729 |
| Countries that Start with I | 0 | - | 4.92 | 1,150,033 |
| Countries that Start with J | 0 | - | 4.98 | 500,434 |
| Countries that Start with K | 0 | - | 4.97 | 702,916 |
| Countries that Start with L | 0 | - | 4.98 | 960,944 |
| Countries that Start with N | 0 | - | 4.92 | 987,356 |
| Countries that Start with P | 0 | - | 4.94 | 1,090,382 |
| Countries that Start with S | 0 | - | 4.98 | 1,590,778 |
| Countries that Start with T | 0 | - | 4.88 | 900,408 |
| Countries that Start with U | 0 | - | 4.96 | 813,320 |
| Countries that Start with V | 0 | - | 4.98 | 544,881 |
| Countries that Start with F | 0 | - | 4.83 | 530,028 |
| Countries that Start with M | 0 | - | 4.97 | 1,242,779 |
| Divided World City Name Puzzle #1 | 0 | - | 4.90 | 39,193 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 159,611 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.90 | 66,714 |
| Five Biggest Immigrant Groups by Country #3 | 0 | - | 4.82 | 45,880 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 99,886 |
| Countries with the Most Catholics | 0 | - | 4.91 | 91,716 |
| Countries with the Most McDonald's Locations | 0 | - | 4.81 | 79,031 |
| Biggest Countries with No McDonald's | 0 | - | 4.83 | 66,822 |
| Orthodox Countries | 0 | - | 4.91 | 115,892 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.87 | 86,253 |
| Battle to Country | 0 | - | 4.92 | 34,709 |
| Countries with the Most Billionaires | 0 | - | 4.94 | 278,379 |
| Countries with the Most Muslims | 0 | - | 4.92 | 130,505 |
| Countries with the Most Exports | 0 | - | 4.96 | 121,701 |
| Top Crude Oil Producing Countries | 0 | - | 4.86 | 155,288 |
| Countries by Oil Consumption | 0 | - | 4.96 | 110,389 |
| Largest Economies in 2050 | 0 | - | 4.90 | 98,114 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 236,629 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.94 | 71,361 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.86 | 59,990 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 96,888 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 160,173 |
| Most Powerful Countries Bordering Each Other | 0 | - | 4.82 | 48,293 |
| Random Countries by Borders | 0 | - | 4.99 | 65,778 |
| World Map with 10 Random Extra Borders | 0 | - | 4.97 | 320,166 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 75,607 |
| Random Name a Valid Country | 0 | - | 4.99 | 165,241 |
| Category Elimination - European Geography #1 | 0 | - | 4.97 | 197,931 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 113,522 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 338,162 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 351,074 |
| Countries on the Equator | 0 | - | 4.82 | 131,741 |
| Members of the Arab League | 0 | - | 4.81 | 58,807 |
| Island Countries Quiz | 0 | - | 4.99 | 637,503 |
| Sahara Desert Countries | 0 | - | 4.97 | 124,893 |
| Himalayan Countries | 0 | - | 4.95 | 102,182 |
| Andean Countries | 0 | - | 4.90 | 56,752 |
| Countries with the Oldest Median Age | 0 | - | 4.85 | 57,576 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 48,489 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 101,785 |
| Coffee Producing Countries | 0 | - | 4.82 | 53,450 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 52,637 |
| Danube Countries | 0 | - | 4.97 | 56,320 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 91,342 |
| Countries With an "Ese" Demonym | 0 | - | 4.96 | 64,553 |
| Countries with the Best Passports | 0 | - | 4.86 | 70,178 |
| Countries with the Worst Passports | 0 | - | 4.86 | 48,689 |
| Countries with the Most Immigrants | 0 | - | 4.87 | 108,079 |
| European Landlocked Countries | 0 | - | 4.99 | 114,786 |
| Partially Recognized Countries | 0 | - | 4.98 | 88,636 |
| Countries with the Most Species | 0 | - | 4.99 | 89,054 |
| Countries 197 to 205 | 0 | - | 4.87 | 55,697 |
| Tropic of Cancer Countries | 0 | - | 4.96 | 44,401 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 43,773 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 47,686 |
| Countries that Use the Peso | 0 | - | 4.81 | 46,057 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.87 | 58,412 |
| Countries with a AAA Credit Rating | 0 | - | 4.89 | 48,599 |
| Countries in the Alps | 0 | - | 4.82 | 101,531 |
| Top Five Importing Partners by Country | 0 | - | 4.98 | 84,510 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 85,563 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 71,062 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 77,623 |
| Northernmost Countries by Continent | 0 | - | 4.97 | 93,255 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 86,790 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 88,964 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 45,693 |
| Biggest Country by Body of Water | 0 | - | 4.96 | 45,019 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 54,072 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.88 | 68,835 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 48,301 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 36,372 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 94,862 |
| Arctic Ocean Countries | 0 | - | 4.93 | 71,427 |
| Countries with the Most Grassland | 0 | - | 4.93 | 68,889 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 96,354 |
| Countries with the Most Climate Zones | 0 | - | 4.97 | 60,892 |
| Countries that Host the Most Refugees | 0 | - | 4.93 | 52,882 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 192,068 |
| World Countries - Blind Typing | 0 | - | 5.00 | 71,067 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 41,897 |
| Largest Countries By Category | 0 | - | 4.96 | 143,723 |
| Countries by Countries | 0 | - | 4.96 | 53,966 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 80,269 |
| Richest Countries A-Z | 0 | - | 4.93 | 86,540 |
| Large Countries with Small Economies | 0 | - | 4.92 | 55,043 |
| Category Elimination - Countries #5 | 0 | - | 4.71 | 126,160 |
| Country Flags with the Most White | 0 | - | 4.90 | 107,501 |
| World Countries by 10 Category Elimination #2 | 0 | - | 4.59 | 63,101 |
| Empty World Map without 20 Random Countries | 0 | - | 4.93 | 97,903 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 58,322 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.86 | 44,401 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 77,185 |
| Biggest Countries by Area | 0 | - | 5.00 | 923,378 |
| Northernmost Countries | 0 | - | 4.99 | 325,027 |
| Landforms by Country Quiz | 0 | - | 4.54 | 51,214 |
| Inventions by Country #1 | 0 | - | 4.46 | 52,606 |
| Airlines by Country | 0 | - | 4.51 | 124,495 |
| Countries of South America | 0 | - | 5.00 | 782,079 |
| Countries of Oceania | 0 | - | 5.00 | 879,875 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,100,934 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,547,748 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 179,856 |
| Top 10 Hottest European Countries | 0 | - | 4.87 | 114,700 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 116,050 |
| Richest Countries Bordering Each Other | 0 | - | 4.98 | 120,239 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 86,010 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.95 | 58,140 |
| Name a World Capital A-Z | 0 | - | 4.99 | 139,594 |
| One Country By Letter By Continent | 0 | - | 5.00 | 69,732 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.87 | 67,097 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.91 | 255,292 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,300,480 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 347,209 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 123,913 |
| Countries with Megacities | 0 | - | 4.99 | 194,361 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 169,107 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 96,685 |
| Countries With More than 200 Million People | 0 | - | 4.93 | 93,456 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 62,548 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 244,641 |
| Countries by Official Language | 0 | - | 4.95 | 153,270 |
| OPEC Countries Quiz | 0 | - | 4.72 | 80,400 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 246,175 |
| Countries in their Native Language | 0 | - | 4.98 | 176,771 |
| Independence from Whom | 0 | - | 4.99 | 182,627 |
