| Countries that Start with A | 0 | - | 4.98 | 2,177,750 |
| Countries that Start with B | 0 | - | 4.95 | 2,308,368 |
| Countries that Start with C | 0 | - | 4.96 | 1,832,956 |
| Countries that Start with D | 0 | - | 4.96 | 717,455 |
| Countries that Start with E | 0 | - | 4.95 | 1,386,255 |
| Countries that Start with G | 0 | - | 4.97 | 1,512,798 |
| Countries that Start with H | 0 | - | 4.96 | 610,288 |
| Countries that Start with I | 0 | - | 4.92 | 1,295,499 |
| Countries that Start with J | 0 | - | 4.98 | 607,684 |
| Countries that Start with K | 0 | - | 4.97 | 821,507 |
| Countries that Start with L | 0 | - | 4.98 | 1,097,779 |
| Countries that Start with N | 0 | - | 4.93 | 1,124,825 |
| Countries that Start with P | 0 | - | 4.94 | 1,222,993 |
| Countries that Start with S | 0 | - | 4.98 | 1,764,440 |
| Countries that Start with T | 0 | - | 4.90 | 1,015,638 |
| Countries that Start with U | 0 | - | 4.97 | 909,033 |
| Countries that Start with V | 0 | - | 4.98 | 612,420 |
| Countries that Start with F | 0 | - | 4.83 | 621,837 |
| Countries that Start with M | 0 | - | 4.97 | 1,389,281 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 324,196 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 123,174 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 49,637 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,839 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 238,501 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 227,352 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 193,950 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 124,290 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 141,822 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,658,194 |
| Richest Countries A-Z | 0 | - | 4.91 | 104,188 |
| Countries that Start with R | 0 | - | 4.44 | 450,680 |
| Majority Muslim Countries | 0 | - | 4.98 | 378,230 |
| Word Scramble - Countries | 0 | - | 4.88 | 2,127,496 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 453,962 |
| Countries with Four Letters | 0 | - | 4.99 | 426,293 |
| Name a World Capital A-Z | 0 | - | 5.00 | 177,217 |
| NATO Countries | 0 | - | 4.98 | 283,865 |
| EU Countries Quiz | 0 | - | 4.99 | 278,737 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 291,776 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 277,526 |
| Solve the Secret Country #1 | 0 | - | 4.93 | 168,607 |
| Top Five Countries by Religion | 0 | - | 4.93 | 173,706 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 120,768 |
| Anagram Chain - Countries | 0 | - | 4.98 | 117,876 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,956 |
| Countries with NO Military | 0 | - | 4.97 | 63,556 |
| Countries by Number of Books Published | 0 | - | 4.95 | 73,168 |
| Random Countries Hidden in the World Map | 0 | - | 4.83 | 114,644 |
| One Country By Letter By Continent | 0 | - | 5.00 | 125,879 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 71,278 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 66,150 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,948,998 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 202,245 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 184,609 |
| Country Chain | 0 | - | 4.96 | 218,617 |
| Countries with the Most Christians | 0 | - | 4.93 | 144,872 |
| Countries with the Most Tanks | 0 | - | 4.91 | 108,432 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 51,252 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 75,224 |
| Countries by Emojis | 0 | - | 4.99 | 242,750 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 56,684 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 89,295 |
| Buddhist Countries | 0 | - | 4.96 | 145,217 |
| Countries with the Most Billionaires | 0 | - | 4.91 | 337,231 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,901 |
| Islands by Country #1 | 0 | - | 4.90 | 176,464 |
| Regions of Countries #1 | 0 | - | 4.96 | 160,327 |
| Regions of Countries #2 | 0 | - | 4.95 | 124,638 |
| Regions of Countries #3 | 0 | - | 4.85 | 91,455 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 219,446 |
| Name a Valid Country #3 | 0 | - | 4.99 | 266,295 |
| Name a Valid Country #1 | 0 | - | 4.99 | 295,910 |
| Name a Valid Country #2 | 0 | - | 4.98 | 254,512 |
| Name a Valid Country #4 | 0 | - | 4.97 | 259,498 |
| Name a Valid Country #5 | 0 | - | 4.99 | 210,323 |
| Name a Valid Country #6 | 0 | - | 4.95 | 145,558 |
| Name a Valid Country #7 | 0 | - | 4.91 | 132,074 |
| Name a Valid Country #8 | 0 | - | 4.86 | 101,203 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 744,813 |
| Landlocked Countries | 0 | - | 4.99 | 426,989 |
| Countries Bordering "U" Countries | 0 | - | 4.83 | 24,935 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,810,504 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,448 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,912 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 181,869 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 89,798 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,743 |
| Countries with the Most Catholics | 0 | - | 4.90 | 110,565 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 111,166 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 90,003 |
| Orthodox Countries | 0 | - | 4.92 | 132,912 |
| Richest Island Countries | 0 | - | 4.85 | 101,324 |
| Battle to Country | 0 | - | 4.91 | 54,074 |
| Monarchies of Europe | 0 | - | 4.90 | 98,995 |
| Monarchies of Asia | 0 | - | 4.97 | 71,582 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 81,591 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,332 |
| Countries with the Most Muslims | 0 | - | 4.95 | 161,319 |
| Countries with the Most Exports | 0 | - | 4.96 | 156,335 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,623 |
| Countries by Oil Consumption | 0 | - | 4.96 | 124,369 |
| Largest Economies in 2050 | 0 | - | 4.88 | 112,029 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 275,405 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 105,104 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 85,191 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,611 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,711 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,654 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 196,299 |
| Random Countries by Borders | 0 | - | 4.99 | 83,179 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 119,206 |
| Random Name a Valid Country | 0 | - | 4.99 | 206,842 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 67,095 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 99,073 |
| European Geography By Letter - B #2 | 0 | - | 4.86 | 89,035 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,347 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,979 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 410,196 |
| Island Countries | 0 | - | 4.99 | 712,901 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,794 |
| Himalayan Countries | 0 | - | 4.93 | 140,712 |
| Andean Countries | 0 | - | 4.94 | 85,743 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,867 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,411 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,425 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,646 |
| Danube Countries | 0 | - | 4.97 | 72,521 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,746 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,944 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,385 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,840 |
| European Landlocked Countries | 0 | - | 4.99 | 147,711 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,488 |
| Countries with the Most Species | 0 | - | 4.99 | 103,628 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,592 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,804 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,939 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,904 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,660 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,109 |
| Countries in the Alps | 0 | - | 4.87 | 118,930 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,923 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,070 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,044 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,144 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,094 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,363 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,547 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,972 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,497 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,291 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,941 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,818 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,655 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,904 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,999 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,092 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,703 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 76,216 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,807 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 246,182 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,419 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,597 |
| Largest Countries By Category | 0 | - | 4.97 | 159,039 |
| Countries by Countries | 0 | - | 4.97 | 63,786 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,396,245 |
| Category Elimination - Countries #5 | 0 | - | 4.69 | 145,515 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,394 |
| World Countries by 10 Category Elimination #2 | 0 | - | 4.48 | 71,584 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,440 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,701 |
| 20 Random Country Flags | 0 | - | 4.99 | 620,048 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,199 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,055,843 |
| Northernmost Countries | 0 | - | 4.99 | 364,470 |
| Companies by Country | 0 | - | 4.61 | 120,501 |
| Countries of South America | 0 | - | 5.00 | 933,916 |
| Countries of Oceania | 0 | - | 5.00 | 1,064,971 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,892,122 |
| "Land" Countries | 0 | - | 4.98 | 338,890 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 388,718 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 236,191 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 169,157 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 111,496 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 134,425 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 81,492 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,922 |
| Large Countries with Small Economies | 0 | - | 4.95 | 81,368 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 140,369 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,409,625 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 194,018 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,907 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,800 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 154,999 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 100,682 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,736 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,455,619 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,862 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,429 |
| Countries with Megacities | 0 | - | 4.99 | 267,689 |
