| Word Scramble - Countries | 0 | - | 4.88 | 2,127,787 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 324,270 |
| Random Countries Hidden in the World Map | 0 | - | 4.83 | 114,673 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 219,471 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 238,562 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 227,409 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 193,982 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 124,318 |
| Random Countries by Borders | 0 | - | 4.99 | 83,188 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,658,861 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 388,799 |
| Random Capital to Country | 0 | - | 4.99 | 2,603,857 |
| Random Country to Capital | 0 | - | 4.98 | 929,806 |
| Majority Muslim Countries | 0 | - | 4.98 | 378,296 |
| NATO Countries | 0 | - | 4.98 | 283,924 |
| EU Countries Quiz | 0 | - | 4.99 | 278,811 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 291,840 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 277,585 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 454,021 |
| Solve the Secret Country #1 | 0 | - | 4.93 | 168,665 |
| Top Five Countries by Religion | 0 | - | 4.93 | 173,732 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 120,812 |
| Anagram Chain - Countries | 0 | - | 4.98 | 117,907 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,976 |
| Countries with NO Military | 0 | - | 4.97 | 63,584 |
| Countries by Number of Books Published | 0 | - | 4.95 | 73,177 |
| Countries with Four Letters | 0 | - | 4.99 | 426,362 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 71,305 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 66,175 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,958,079 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 123,206 |
| Landlocked Countries | 0 | - | 4.99 | 427,123 |
| Countries with the Most Billionaires | 0 | - | 4.91 | 337,272 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 745,107 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 202,273 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 184,640 |
| Country Chain | 0 | - | 4.96 | 218,635 |
| Countries with the Most Christians | 0 | - | 4.93 | 144,894 |
| Countries with the Most Tanks | 0 | - | 4.91 | 108,452 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 51,266 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 75,234 |
| Countries by Emojis | 0 | - | 4.99 | 242,802 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 56,696 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 89,323 |
| Buddhist Countries | 0 | - | 4.96 | 145,230 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,934 |
| Islands by Country #1 | 0 | - | 4.90 | 176,475 |
| Regions of Countries #1 | 0 | - | 4.96 | 160,333 |
| Regions of Countries #2 | 0 | - | 4.95 | 124,646 |
| Regions of Countries #3 | 0 | - | 4.85 | 91,462 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,811,402 |
| Name a Valid Country #3 | 0 | - | 4.99 | 266,338 |
| Name a Valid Country #1 | 0 | - | 4.99 | 295,994 |
| Name a Valid Country #2 | 0 | - | 4.98 | 254,552 |
| Name a Valid Country #4 | 0 | - | 4.97 | 259,546 |
| Name a Valid Country #5 | 0 | - | 4.99 | 210,361 |
| Name a Valid Country #6 | 0 | - | 4.95 | 145,606 |
| Name a Valid Country #7 | 0 | - | 4.91 | 132,107 |
| Name a Valid Country #8 | 0 | - | 4.86 | 101,232 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,460 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,860 |
| Himalayan Countries | 0 | - | 4.93 | 140,767 |
| Andean Countries | 0 | - | 4.94 | 85,771 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,892 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,456 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,446 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,673 |
| Danube Countries | 0 | - | 4.97 | 72,529 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,774 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,962 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,410 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,884 |
| European Landlocked Countries | 0 | - | 4.99 | 147,722 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,517 |
| Countries with the Most Species | 0 | - | 4.99 | 103,636 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,613 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,808 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,949 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 181,884 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 89,807 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,910 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,668 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,119 |
| Countries in the Alps | 0 | - | 4.87 | 118,947 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,953 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,092 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,049 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,155 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,108 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,374 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,574 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,981 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,506 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,301 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,947 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,821 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,661 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,912 |
| Countries with the Most Grassland | 0 | - | 4.94 | 78,012 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,115 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,719 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,759 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 76,347 |
| Countries with the Most Catholics | 0 | - | 4.90 | 110,586 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,826 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 246,233 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,457 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,605 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 111,176 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 90,011 |
| Largest Countries By Category | 0 | - | 4.97 | 159,063 |
| Orthodox Countries | 0 | - | 4.92 | 132,931 |
| Countries by Countries | 0 | - | 4.97 | 63,793 |
| Richest Island Countries | 0 | - | 4.85 | 101,339 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 49,655 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,853 |
| Battle to Country | 0 | - | 4.91 | 54,086 |
| Monarchies of Europe | 0 | - | 4.90 | 99,010 |
| Monarchies of Asia | 0 | - | 4.97 | 71,589 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,415 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,443 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,703 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 81,629 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,212 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,341 |
| Countries with the Most Muslims | 0 | - | 4.95 | 161,339 |
| Countries with the Most Exports | 0 | - | 4.96 | 156,356 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,649 |
| Countries by Oil Consumption | 0 | - | 4.96 | 124,625 |
| Largest Economies in 2050 | 0 | - | 4.88 | 112,047 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 275,473 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 105,124 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 85,202 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,617 |
| Countries that Start with A | 0 | - | 4.98 | 2,178,039 |
| Countries that Start with B | 0 | - | 4.95 | 2,308,668 |
| Countries that Start with C | 0 | - | 4.96 | 1,833,183 |
| Countries that Start with D | 0 | - | 4.96 | 717,617 |
| Countries that Start with E | 0 | - | 4.95 | 1,386,444 |
| Countries that Start with G | 0 | - | 4.97 | 1,513,001 |
| Countries that Start with H | 0 | - | 4.96 | 610,409 |
| Countries that Start with I | 0 | - | 4.92 | 1,295,636 |
| Countries that Start with J | 0 | - | 4.98 | 607,791 |
| Countries that Start with K | 0 | - | 4.97 | 821,616 |
| Countries that Start with L | 0 | - | 4.98 | 1,097,920 |
| Countries that Start with N | 0 | - | 4.93 | 1,124,981 |
| Countries that Start with P | 0 | - | 4.94 | 1,223,143 |
| Countries that Start with S | 0 | - | 4.98 | 1,764,631 |
| Countries that Start with T | 0 | - | 4.90 | 1,015,749 |
| Countries that Start with U | 0 | - | 4.97 | 909,119 |
| Countries that Start with V | 0 | - | 4.98 | 612,477 |
| Countries that Start with F | 0 | - | 4.83 | 621,927 |
| Countries that Start with M | 0 | - | 4.97 | 1,389,437 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,672 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 196,316 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 119,223 |
| Random Name a Valid Country | 0 | - | 4.99 | 206,871 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,473 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 377,002 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 410,272 |
| Island Countries | 0 | - | 4.99 | 712,951 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,396,662 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,055,995 |
| Northernmost Countries | 0 | - | 4.99 | 364,527 |
| Countries of South America | 0 | - | 5.00 | 934,062 |
| Countries of Oceania | 0 | - | 5.00 | 1,065,231 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,892,555 |
| "Land" Countries | 0 | - | 4.98 | 338,934 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,455 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 236,244 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 134,450 |
| Random World Capitals on a Map | 0 | - | 4.93 | 136,007 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,935 |
| Richest Countries A-Z | 0 | - | 4.91 | 104,209 |
| Large Countries with Small Economies | 0 | - | 4.95 | 81,379 |
| Category Elimination - Countries #5 | 0 | - | 4.69 | 145,543 |
| World Countries by 10 Category Elimination #2 | 0 | - | 4.48 | 71,593 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 140,413 |
| Companies by Country | 0 | - | 4.61 | 120,514 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 194,034 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,919 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,806 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 155,015 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 100,692 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,740 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 279,258 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,455,818 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,911 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,462 |
| Countries with Megacities | 0 | - | 4.99 | 267,766 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,112 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,318 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,446 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,421 |
| Countries by Official Language | 0 | - | 4.95 | 196,186 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,903 |
| Countries in their Native Language | 0 | - | 4.99 | 199,934 |
| Independence from Whom | 0 | - | 4.99 | 213,371 |
| Subdivisions by Country | 0 | - | 4.87 | 50,662 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,634 |