| Richest Island Countries | 0 | - | 4.84 | 100,431 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,380 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 271,056 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,188 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,472 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 195,077 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,099 |
| Richest Countries A-Z | 0 | - | 4.91 | 102,925 |
| Large Countries with Small Economies | 0 | - | 4.95 | 80,848 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 335,206 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,471 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,724 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 123,403 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,130 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,290 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 189,574 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,356 |
| Countries Richer Than Their Neighbors | 0 | - | 4.46 | 72,602 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,254 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,516 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 133,846 |
| Countries That Border Russia | 0 | - | 4.98 | 461,503 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,202 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 88,986 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,665 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,096 |
| Countries Bordering France | 0 | - | 4.83 | 402,342 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,225 |
| Majority Muslim Countries | 0 | - | 4.98 | 373,812 |
| NATO Countries | 0 | - | 4.98 | 279,817 |
| EU Countries Quiz | 0 | - | 4.99 | 273,481 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 287,927 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 272,560 |
| Top Five Countries by Religion | 0 | - | 4.93 | 171,082 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 148,199 |
| Countries with NO Military | 0 | - | 4.97 | 62,112 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,483 |
| Countries with the Biggest Economies by GDP | 0 | - | 4.52 | 290,412 |
| Five Richest Countries by Continent | 0 | - | 4.69 | 207,209 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 83,808 |
| Countries Bordering India | 0 | - | 4.98 | 163,394 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,168 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,274 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,139 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,228 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 279,167 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,500 |
| Countries that Border China | 0 | - | 4.96 | 263,031 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,306 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,833 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,499 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,613 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,346 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,755 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,086 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,832 |
| Countries that Border Poland | 0 | - | 4.99 | 172,196 |
| Merged Countries #2 | 0 | - | 4.96 | 99,002 |
| Merged Countries #6 | 0 | - | 4.90 | 73,210 |
| Merged Countries #7 | 0 | - | 4.93 | 82,555 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,401,347 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,816 |
| Countries with the Most Christians | 0 | - | 4.92 | 143,022 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,292 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,061 |
| Buddhist Countries | 0 | - | 4.96 | 144,229 |
| Monarchies Bordering Monarchies | 0 | - | 4.81 | 60,219 |
| Landlocked Countries | 0 | - | 4.99 | 419,773 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,762,414 |
| Countries that Start with A | 0 | - | 4.98 | 2,161,021 |
| Countries that Start with B | 0 | - | 4.95 | 2,292,789 |
| Countries that Start with C | 0 | - | 4.96 | 1,820,773 |
| Countries that Start with D | 0 | - | 4.96 | 708,725 |
| Countries that Start with E | 0 | - | 4.95 | 1,376,160 |
| Countries that Start with G | 0 | - | 4.97 | 1,502,161 |
| Countries that Start with H | 0 | - | 4.96 | 604,037 |
| Countries that Start with I | 0 | - | 4.92 | 1,287,228 |
| Countries that Start with J | 0 | - | 4.98 | 601,774 |
| Countries that Start with K | 0 | - | 4.97 | 815,104 |
| Countries that Start with L | 0 | - | 4.98 | 1,089,916 |
| Countries that Start with N | 0 | - | 4.93 | 1,116,892 |
| Countries that Start with P | 0 | - | 4.94 | 1,215,325 |
| Countries that Start with S | 0 | - | 4.98 | 1,753,670 |
| Countries that Start with T | 0 | - | 4.90 | 1,009,175 |
| Countries that Start with U | 0 | - | 4.97 | 903,986 |
| Countries that Start with V | 0 | - | 4.98 | 608,947 |
| Countries that Start with F | 0 | - | 4.83 | 617,028 |
| Countries that Start with M | 0 | - | 4.97 | 1,380,704 |
| Countries by Borders, Bordering Sea, Capital Proximity, Official Language or Currency in 30 Seconds | 0 | - | 4.95 | 239,561 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,473 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,270 |
| Oil Export Dependent Countries | 0 | - | 4.56 | 49,831 |
| Orthodox Countries | 0 | - | 4.92 | 131,488 |
| Monarchies of Europe | 0 | - | 4.90 | 98,060 |
| Monarchies of Asia | 0 | - | 4.97 | 71,046 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,707 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,834 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,284 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,616 |
| European Countries with One Border | 0 | - | 4.97 | 182,673 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,483 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,276 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,733 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,843 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,822 |
| Island Countries | 0 | - | 4.99 | 710,115 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,347 |
| Himalayan Countries | 0 | - | 4.95 | 137,782 |
| Andean Countries | 0 | - | 4.95 | 84,106 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,341 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,884 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,973 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,451 |
| Danube Countries | 0 | - | 4.97 | 71,747 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,673 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,146 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,815 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,891 |
| European Landlocked Countries | 0 | - | 4.99 | 146,869 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,253 |
| Countries with the Most Species | 0 | - | 4.99 | 103,014 |
| Countries with the Highest Taxes | 0 | - | 4.38 | 87,556 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,410 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,458 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,625 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,376 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,047 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,446 |
| Countries in the Alps | 0 | - | 4.87 | 117,832 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,224 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,557 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,473 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,349 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,216 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,783 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,379 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,262 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,025 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,630 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,527 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,375 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,996 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,265 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,284 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,375 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,121 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,630 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,672 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,778 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,461 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,045 |
| Top Net Food-Exporting Countries | 0 | - | 4.42 | 33,429 |
| Largest Countries By Category | 0 | - | 4.97 | 157,796 |
| Countries by Countries | 0 | - | 4.97 | 62,933 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,377,756 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,419 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,047,025 |
| Northernmost Countries | 0 | - | 4.99 | 360,894 |
| Countries with the Most Billionaires per Capita | 0 | - | 4.69 | 93,694 |
| Companies by Country | 0 | - | 4.61 | 119,572 |
| Countries of South America | 0 | - | 5.00 | 924,113 |
| Countries of Oceania | 0 | - | 5.00 | 1,052,813 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,869,462 |
| "Land" Countries | 0 | - | 4.98 | 336,007 |
| Countries with the Most Exports per Capita | 0 | - | 4.56 | 38,841 |
| Top 10 Countries by Per Capita Crude Oil Production | 0 | - | 4.74 | 57,110 |
| Top 10 Geothermal Countries | 0 | - | 4.56 | 32,119 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,042 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,910 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,930 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,444,598 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,066 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,274 |
| Countries with Megacities | 0 | - | 4.99 | 262,517 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,109 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,125 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,406 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,174 |
| Countries by Official Language | 0 | - | 4.95 | 194,807 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,763 |
| Countries in their Native Language | 0 | - | 4.99 | 198,353 |
| Independence from Whom | 0 | - | 4.99 | 211,545 |
| Subdivisions by Country | 0 | - | 4.86 | 50,329 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,861 |
| Megadiverse Countries | 0 | - | 4.96 | 134,827 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,677 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,222 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,794 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,039 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,818 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,438 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,100 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,897 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,532 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,021 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,188 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,764 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,043 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,831 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,126 |
