| Majority Muslim Countries | 0 | - | 4.98 | 378,512 |
| NATO Countries | 0 | - | 4.98 | 284,084 |
| EU Countries Quiz | 0 | - | 4.99 | 278,988 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 292,002 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 278,096 |
| Top Five Countries by Religion | 0 | - | 4.93 | 173,840 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 150,054 |
| Countries with NO Military | 0 | - | 4.97 | 63,626 |
| Countries by Number of Books Published | 0 | - | 4.95 | 73,206 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,984,354 |
| Landlocked Countries | 0 | - | 4.99 | 427,426 |
| World Map without 12 Countries | 0 | - | 4.97 | 346,518 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 324,446 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 910,347 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 418,889 |
| Every Country Shape | 0 | - | 5.00 | 472,633 |
| Countries with the Most Billionaires | 0 | - | 4.91 | 337,381 |
| Countries with the Most Christians | 0 | - | 4.93 | 144,969 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 147,091 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 83,284 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,347 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 146,671 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 117,653 |
| Flags with the Most Stars | 0 | - | 4.91 | 138,259 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 63,373 |
| Flags that are Red & White Only | 0 | - | 4.97 | 165,843 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 147,633 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 77,949 |
| Countries with the Most Tanks | 0 | - | 4.91 | 108,485 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 51,289 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 75,254 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 48,603 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 69,518 |
| Pixelated World Map | 0 | - | 5.00 | 144,296 |
| Country Flags with the Most Red | 0 | - | 4.98 | 121,581 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 93,474 |
| Country Flags with the Most Green | 0 | - | 4.96 | 100,520 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 100,320 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,908 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 89,374 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,568 |
| Buddhist Countries | 0 | - | 4.96 | 145,275 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 100,207 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,568 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,812 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,896 |
| Countries by Partial Flag Images #7 | 0 | - | 4.89 | 32,874 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 73,142 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,690 |
| World Coats of Arms | 0 | - | 4.99 | 65,336 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 125,022 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,813,753 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,869 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,312 |
| Country Flags With Blue Removed | 0 | - | 4.89 | 45,118 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 160,129 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,999 |
| Himalayan Countries | 0 | - | 4.93 | 140,899 |
| Andean Countries | 0 | - | 4.94 | 85,838 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,956 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,542 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,493 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,714 |
| Danube Countries | 0 | - | 4.97 | 72,576 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,829 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,994 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,479 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,952 |
| European Landlocked Countries | 0 | - | 4.99 | 147,796 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,564 |
| Countries with the Most Species | 0 | - | 4.99 | 103,656 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,667 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,820 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,962 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,935 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,690 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,148 |
| Countries in the Alps | 0 | - | 4.87 | 119,006 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 103,052 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,191 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,075 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,191 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,152 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,406 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 174,975 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 139,679 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,616 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 54,012 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,521 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,326 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,966 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,835 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,687 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,941 |
| Countries with the Most Grassland | 0 | - | 4.94 | 78,043 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,179 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,749 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 76,597 |
| Countries with the Most Catholics | 0 | - | 4.90 | 110,665 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,862 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 246,416 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,549 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,628 |
| Largest Countries By Category | 0 | - | 4.97 | 159,124 |
| Orthodox Countries | 0 | - | 4.92 | 132,983 |
| Countries by Countries | 0 | - | 4.97 | 63,822 |
| Richest Island Countries | 0 | - | 4.85 | 101,383 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,626 |
| Battle to Country | 0 | - | 4.91 | 54,130 |
| Monarchies of Europe | 0 | - | 4.90 | 99,049 |
| Monarchies of Asia | 0 | - | 4.97 | 71,619 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 238,667 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 227,498 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 194,068 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,478 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 124,375 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,452 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,249 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,366 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 297,727 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 227,091 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 165,450 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 40,420 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 34,765 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 105,282 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 112,250 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 123,122 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 109,050 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 81,216 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,750 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 86,470 |
| Countries with the Most Muslims | 0 | - | 4.95 | 161,397 |
| Countries with the Most Exports | 0 | - | 4.96 | 156,406 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,703 |
| Countries by Oil Consumption | 0 | - | 4.96 | 125,078 |
| Largest Economies in 2050 | 0 | - | 4.88 | 112,086 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 275,667 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 105,164 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 85,245 |
| Countries that Start with A | 0 | - | 4.98 | 2,178,848 |
| Countries that Start with B | 0 | - | 4.95 | 2,309,465 |
| Countries that Start with C | 0 | - | 4.96 | 1,833,770 |
| Countries that Start with D | 0 | - | 4.96 | 718,053 |
| Countries that Start with E | 0 | - | 4.95 | 1,386,981 |
| Countries that Start with G | 0 | - | 4.97 | 1,513,556 |
| Countries that Start with H | 0 | - | 4.96 | 610,726 |
| Countries that Start with I | 0 | - | 4.92 | 1,296,122 |
| Countries that Start with J | 0 | - | 4.98 | 608,098 |
| Countries that Start with K | 0 | - | 4.97 | 821,938 |
| Countries that Start with L | 0 | - | 4.98 | 1,098,307 |
| Countries that Start with N | 0 | - | 4.93 | 1,125,421 |
| Countries that Start with P | 0 | - | 4.94 | 1,223,534 |
| Countries that Start with S | 0 | - | 4.98 | 1,765,174 |
| Countries that Start with T | 0 | - | 4.90 | 1,016,081 |
| Countries that Start with U | 0 | - | 4.97 | 909,366 |
| Countries that Start with V | 0 | - | 4.98 | 612,657 |
| Countries that Start with F | 0 | - | 4.83 | 622,167 |
| Countries that Start with M | 0 | - | 4.97 | 1,389,858 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,728 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 196,369 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 119,269 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.94 | 31,288 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,794 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 377,094 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 410,474 |
| Island Countries | 0 | - | 4.99 | 713,073 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,397,672 |
| 20 Random Country Flags | 0 | - | 4.99 | 620,611 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,056,395 |
| Northernmost Countries | 0 | - | 4.99 | 364,689 |
| Countries of South America | 0 | - | 5.00 | 934,552 |
| Countries of Oceania | 0 | - | 5.00 | 1,065,819 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,893,684 |
| "Land" Countries | 0 | - | 4.98 | 339,079 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,963 |
| Richest Countries A-Z | 0 | - | 4.91 | 104,269 |
| Large Countries with Small Economies | 0 | - | 4.95 | 81,408 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 81,396 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 78,053 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 77,284 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 155,732 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 74,288 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,653 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,416,788 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 194,084 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,973 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,820 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 155,055 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 113,413 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 100,726 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,696 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,764 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,456,358 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 383,051 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,558 |
| Countries with Megacities | 0 | - | 4.99 | 267,981 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,205 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,367 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,533 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,472 |