| Name a Valid Country A-Z | 0 | - | 4.97 | 92,882 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 299,894 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 219,536 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 210,038 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 178,820 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.96 | 113,497 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 121,166 |
| Countries that Start with A | 0 | - | 4.98 | 2,046,322 |
| Countries that Start with B | 0 | - | 4.95 | 2,184,229 |
| Countries that Start with C | 0 | - | 4.96 | 1,732,206 |
| Countries that Start with D | 0 | - | 4.96 | 648,830 |
| Countries that Start with E | 0 | - | 4.95 | 1,301,879 |
| Countries that Start with G | 0 | - | 4.97 | 1,423,888 |
| Countries that Start with H | 0 | - | 4.96 | 553,260 |
| Countries that Start with I | 0 | - | 4.92 | 1,225,911 |
| Countries that Start with J | 0 | - | 4.98 | 553,899 |
| Countries that Start with K | 0 | - | 4.96 | 763,743 |
| Countries that Start with L | 0 | - | 4.98 | 1,029,124 |
| Countries that Start with N | 0 | - | 4.93 | 1,055,882 |
| Countries that Start with P | 0 | - | 4.95 | 1,156,460 |
| Countries that Start with S | 0 | - | 4.98 | 1,676,754 |
| Countries that Start with T | 0 | - | 4.89 | 962,198 |
| Countries that Start with U | 0 | - | 4.97 | 864,175 |
| Countries that Start with V | 0 | - | 4.98 | 577,835 |
| Countries that Start with F | 0 | - | 4.83 | 575,295 |
| Countries that Start with M | 0 | - | 4.97 | 1,315,273 |
| Richest Countries A-Z | 0 | - | 4.93 | 94,889 |
| Small Countries with Large Economies | 0 | - | 4.69 | 85,533 |
| Name a World Capital A-Z | 0 | - | 5.00 | 167,373 |
| Majority Muslim Countries | 0 | - | 4.98 | 327,421 |
| NATO Countries Quiz | 0 | - | 4.98 | 255,659 |
| EU Countries Quiz | 0 | - | 4.99 | 252,071 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 263,643 |
| Countries with Nuclear Weapons | 0 | - | 4.90 | 245,799 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,006,294 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 408,578 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 146,089 |
| Top Five Countries by Religion | 0 | - | 4.91 | 155,459 |
| Solve the Secret Country #2 | 0 | - | 4.88 | 101,788 |
| Anagram Chain - Countries | 0 | - | 4.99 | 106,061 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 136,807 |
| Countries with NO Military | 0 | - | 4.96 | 55,390 |
| Countries by Number of Books Published | 0 | - | 4.94 | 67,933 |
| Random Countries Hidden in the World Map | 0 | - | 4.83 | 101,430 |
| One Country By Letter By Continent | 0 | - | 5.00 | 84,304 |
| Countries with Four Letters | 0 | - | 4.99 | 385,236 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 53,611 |
| Countries of the World Quiz | 0 | - | 5.00 | 43,749,795 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 171,217 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 156,456 |
| Country Chain | 0 | - | 4.96 | 206,834 |
| Countries with the Most Christians | 0 | - | 4.92 | 131,164 |
| Countries with the Most Tanks | 0 | - | 4.85 | 80,335 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 45,421 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 69,825 |
| Countries by Emojis | 0 | - | 4.99 | 219,159 |
| Countries With One Word And Two O's | 0 | - | 4.95 | 50,654 |
| Least Christian Countries with Exceptions | 0 | - | 4.89 | 79,570 |
| Buddhist Countries | 0 | - | 4.96 | 136,281 |
| Countries with the Most Millionaires | 0 | - | 4.83 | 98,073 |
| Islands by Country #1 | 0 | - | 4.87 | 168,704 |
| Regions of Countries #1 | 0 | - | 4.96 | 154,683 |
| Regions of Countries #2 | 0 | - | 4.95 | 118,938 |
| Regions of Countries #3 | 0 | - | 4.85 | 86,959 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 196,910 |
| Name a Valid Country #3 | 0 | - | 4.98 | 223,101 |
| Name a Valid Country #1 | 0 | - | 4.99 | 245,579 |
| Name a Valid Country #2 | 0 | - | 4.98 | 209,892 |
| Name a Valid Country #4 | 0 | - | 4.97 | 217,806 |
| Name a Valid Country #5 | 0 | - | 4.99 | 173,483 |
| Name a Valid Country #6 | 0 | - | 4.94 | 111,833 |
| Name a Valid Country #7 | 0 | - | 4.91 | 112,805 |
| Name a Valid Country #8 | 0 | - | 4.90 | 82,945 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 375,189 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,343,368 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,419,182 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 43,886 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 171,536 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.92 | 83,649 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 105,463 |
| Countries with the Most Catholics | 0 | - | 4.89 | 100,403 |
| Countries with the Most McDonald's Locations | 0 | - | 4.81 | 107,262 |
| Biggest Countries with No McDonald's | 0 | - | 4.85 | 85,004 |
| Orthodox Countries | 0 | - | 4.91 | 123,628 |
| Richest Island Countries | 0 | - | 4.82 | 93,739 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 41,343 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.90 | 92,090 |
| Battle to Country | 0 | - | 4.91 | 48,150 |
| Monarchies of Europe | 0 | - | 4.89 | 92,330 |
| Monarchies of Asia | 0 | - | 4.96 | 67,645 |
| Top Five Countries By Fruit Production | 0 | - | 4.91 | 48,341 |
| Countries with the Most Billionaires | 0 | - | 4.91 | 315,948 |
| Countries with the Most Muslims | 0 | - | 4.94 | 152,342 |
| Countries with the Most Exports | 0 | - | 4.96 | 147,189 |
| Top Crude Oil Producing Countries | 0 | - | 4.90 | 180,469 |
| Countries by Oil Consumption | 0 | - | 4.96 | 115,808 |
| Largest Economies in 2050 | 0 | - | 4.89 | 105,499 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 248,773 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 96,532 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.90 | 78,833 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 98,887 |
| Countries that Start with R | 0 | - | 4.42 | 415,910 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 104,459 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 185,484 |
| Most Powerful Countries Bordering Each Other | 0 | - | 4.87 | 53,814 |
| Random Countries by Borders | 0 | - | 4.99 | 70,433 |
| World Map with 10 Random Extra Borders | 0 | - | 4.96 | 352,053 |
| Most Visited Countries by JetPunkers | 0 | - | 4.89 | 109,571 |
| Random Name a Valid Country | 0 | - | 4.99 | 190,473 |
| Asian Geography By Letter - B | 0 | - | 4.84 | 63,698 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 214,915 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 153,742 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.89 | 100,527 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 85,079 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.89 | 122,719 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 73,450 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 357,272 |
| Countries with the Most Tourists Quiz | 0 | - | 4.91 | 378,370 |
| Island Countries Quiz | 0 | - | 4.99 | 686,308 |
| Sahara Desert Countries | 0 | - | 4.98 | 142,114 |
| Himalayan Countries | 0 | - | 4.95 | 119,119 |
| Andean Countries | 0 | - | 4.92 | 66,788 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 55,341 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 110,729 |
| Coffee Producing Countries | 0 | - | 4.81 | 58,384 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 58,039 |
| Danube Countries | 0 | - | 4.97 | 59,996 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 95,714 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 81,034 |
| Countries with the Best Passports | 0 | - | 4.81 | 78,604 |
| Countries with the Worst Passports | 0 | - | 4.92 | 61,416 |
| Countries with the Most Immigrants | 0 | - | 4.89 | 134,899 |
| European Landlocked Countries | 0 | - | 4.99 | 139,933 |
| Partially Recognized Countries | 0 | - | 4.98 | 96,586 |
| Countries with the Most Species | 0 | - | 4.99 | 91,794 |
| Countries 197 to 205 | 0 | - | 4.87 | 62,049 |
| Tropic of Cancer Countries | 0 | - | 4.96 | 46,348 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 45,472 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 51,860 |
| Countries that Use the Peso | 0 | - | 4.84 | 48,992 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.87 | 69,416 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 52,875 |
| Countries in the Alps | 0 | - | 4.86 | 109,209 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 89,858 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 96,101 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 74,763 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 82,678 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 109,687 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.90 | 91,212 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 94,143 |
| Five Biggest Countries by Longitude | 0 | - | 4.90 | 49,157 |
| Biggest Country by Body of Water | 0 | - | 4.95 | 47,463 |
| Countries with the Most Container Port Traffic | 0 | - | 4.91 | 58,096 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.88 | 72,205 |
| Bridge and Tunnel Borders | 0 | - | 4.95 | 50,789 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 38,663 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 99,466 |
| Arctic Ocean Countries | 0 | - | 4.94 | 75,174 |
| Countries with the Most Grassland | 0 | - | 4.93 | 72,829 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 107,316 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 64,246 |
| Countries that Host the Most Refugees | 0 | - | 4.94 | 56,174 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 218,596 |
| World Countries - Blind Typing | 0 | - | 5.00 | 83,005 |
| Countries in Their Own Alphabet | 0 | - | 4.96 | 44,514 |
| Largest Countries By Category | 0 | - | 4.97 | 150,191 |
| Countries by Countries | 0 | - | 4.96 | 57,831 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 86,505 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,231,546 |
| Large Countries with Small Economies | 0 | - | 4.94 | 76,948 |
| Category Elimination - Countries #5 | 0 | - | 4.75 | 135,500 |
| Country Flags with the Most White | 0 | - | 4.87 | 130,413 |
| World Countries by 10 Category Elimination #2 | 0 | - | 4.49 | 67,226 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 116,512 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 60,391 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.86 | 46,062 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 83,005 |
| Biggest Countries by Area | 0 | - | 5.00 | 981,177 |
| Northernmost Countries | 0 | - | 4.99 | 340,271 |
| Companies by Country | 0 | - | 4.55 | 113,436 |
| Countries of South America | 0 | - | 5.00 | 851,132 |
| Countries of Oceania | 0 | - | 5.00 | 962,159 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,703,523 |
| Top 10 Coldest European Countries | 0 | - | 4.93 | 186,723 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 120,826 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 119,666 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 146,849 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 93,521 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 73,791 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.89 | 72,912 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 267,569 |
| Japan A-Z | 0 | - | 4.44 | 40,313 |
| French Geography Quiz #1 | 0 | - | 4.87 | 32,820 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,371,374 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 362,364 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 156,029 |
| Countries with Megacities | 0 | - | 4.99 | 215,199 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 184,793 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 105,224 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 121,385 |
