| Top Crude Oil Producing Countries | 0 | - | 4.89 | 188,417 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,504 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 332,686 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 49,679 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,076 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 121,966 |
| Top 10 Geothermal Countries | 0 | - | 4.56 | 32,023 |
| Richest Island Countries | 0 | - | 4.84 | 99,451 |
| Countries with the Most Exports | 0 | - | 4.96 | 154,091 |
| Largest Economies in 2050 | 0 | - | 4.90 | 110,596 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 261,917 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.95 | 102,879 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.90 | 83,662 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 193,822 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,039 |
| Richest Countries A-Z | 0 | - | 4.92 | 101,760 |
| Large Countries with Small Economies | 0 | - | 4.94 | 80,280 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,193 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,072 |
| Majority Muslim Countries | 0 | - | 4.98 | 368,243 |
| NATO Countries | 0 | - | 4.98 | 275,431 |
| EU Countries Quiz | 0 | - | 4.99 | 269,683 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 284,717 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 267,982 |
| Top Five Countries by Religion | 0 | - | 4.93 | 168,924 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 146,663 |
| Countries with NO Military | 0 | - | 4.97 | 61,124 |
| Countries by Number of Books Published | 0 | - | 4.95 | 71,874 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,883,301 |
| Countries with the Most Exports per Capita | 0 | - | 4.56 | 38,753 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,060 |
| Landlocked Countries | 0 | - | 4.99 | 413,200 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 316,791 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,605 |
| Countries with the Most Christians | 0 | - | 4.92 | 141,359 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,201 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 86,864 |
| Buddhist Countries | 0 | - | 4.96 | 142,885 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,712,806 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,547 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,646 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,712 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,129 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,120 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,245 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,517 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,198 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,357 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,178 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,460 |
| Top 10 Countries with the Most Spanish Speakers | 0 | - | 4.96 | 124,226 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,362 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,676 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,394 |
| Himalayan Countries | 0 | - | 4.95 | 135,173 |
| Andean Countries | 0 | - | 4.94 | 82,739 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,156 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,085 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,824 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,523 |
| Danube Countries | 0 | - | 4.97 | 71,035 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,701 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,492 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,374 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,297 |
| European Landlocked Countries | 0 | - | 4.99 | 145,706 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,124 |
| Countries with the Most Species | 0 | - | 4.99 | 95,219 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,271 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,190 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,352 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,932 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,543 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,907 |
| Countries in the Alps | 0 | - | 4.87 | 116,755 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,516 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,165 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,978 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,374 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,102 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,962 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,517 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,720 |
| Largest Country by Body of Water | 0 | - | 4.96 | 56,948 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,010 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,179 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,016 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,402 |
| Countries Richer Than Their Neighbors | 0 | - | 4.46 | 72,174 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,706 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,714 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 116,969 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,598 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,225 |
| Countries with the Most Catholics | 0 | - | 4.90 | 107,942 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,724 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,030 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,486 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,569 |
| Oil Export Dependent Countries | 0 | - | 4.56 | 49,571 |
| Largest Countries By Category | 0 | - | 4.97 | 156,681 |
| Orthodox Countries | 0 | - | 4.91 | 130,312 |
| Countries by Countries | 0 | - | 4.96 | 62,216 |
| Monarchies of Europe | 0 | - | 4.90 | 97,262 |
| Monarchies of Asia | 0 | - | 4.97 | 70,565 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,354 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,713 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,410 |
| Countries with the Most Muslims | 0 | - | 4.95 | 159,214 |
| Countries that Start with A | 0 | - | 4.97 | 2,145,697 |
| Countries that Start with B | 0 | - | 4.95 | 2,278,878 |
| Countries that Start with C | 0 | - | 4.96 | 1,809,526 |
| Countries that Start with D | 0 | - | 4.96 | 700,998 |
| Countries that Start with E | 0 | - | 4.95 | 1,366,875 |
| Countries that Start with G | 0 | - | 4.97 | 1,492,091 |
| Countries that Start with H | 0 | - | 4.96 | 597,499 |
| Countries that Start with I | 0 | - | 4.92 | 1,279,749 |
| Countries that Start with J | 0 | - | 4.98 | 595,566 |
| Countries that Start with K | 0 | - | 4.96 | 808,992 |
| Countries that Start with L | 0 | - | 4.98 | 1,082,400 |
| Countries that Start with N | 0 | - | 4.93 | 1,109,252 |
| Countries that Start with P | 0 | - | 4.94 | 1,208,089 |
| Countries that Start with S | 0 | - | 4.98 | 1,743,850 |
| Countries that Start with T | 0 | - | 4.90 | 1,003,818 |
| Countries that Start with U | 0 | - | 4.97 | 899,634 |
| Countries that Start with V | 0 | - | 4.98 | 604,819 |
| Countries that Start with F | 0 | - | 4.83 | 611,823 |
| Countries that Start with M | 0 | - | 4.97 | 1,372,785 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 110,536 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,223 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 94,993 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,291 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,973 |
| Countries with the Most Wolves | 0 | - | 4.92 | 106,990 |
| Top 10 Solar Power Countries | 0 | - | 4.78 | 59,765 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 117,397 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,386 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 371,983 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,417 |
| Island Countries | 0 | - | 4.99 | 707,421 |
| Countries with the Highest Taxes | 0 | - | 4.38 | 86,925 |
| Countries with the Largest Merchant Navies | 0 | - | 4.56 | 22,799 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,361,087 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,038,882 |
| Northernmost Countries | 0 | - | 4.99 | 357,474 |
| Countries of South America | 0 | - | 5.00 | 913,999 |
| Countries of Oceania | 0 | - | 5.00 | 1,039,388 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,846,661 |
| "Land" Countries | 0 | - | 4.98 | 333,521 |
| Top Net Food-Exporting Countries | 0 | - | 4.42 | 33,289 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,161 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,328 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,190 |
| Countries with the Most Billionaires per Capita | 0 | - | 4.69 | 93,099 |
| Countries with the Biggest Economies by GDP | 0 | - | 4.52 | 282,634 |
| Companies by Country | 0 | - | 4.56 | 118,647 |
| Five Richest Countries by Continent | 0 | - | 4.67 | 205,713 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,199 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,073 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,471 |
| Top 10 Most Islamic European Countries | 0 | - | 4.75 | 160,283 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,222 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,417 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,968 |
| Countries with Megacities | 0 | - | 4.99 | 246,459 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,885 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,781 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,348 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,739 |
| Countries by Official Language | 0 | - | 4.95 | 192,676 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 292,998 |
| Countries in their Native Language | 0 | - | 4.99 | 196,544 |
| Independence from Whom | 0 | - | 4.99 | 209,575 |
| Subdivisions by Country | 0 | - | 4.86 | 50,045 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,660 |
| Megadiverse Countries | 0 | - | 4.97 | 133,855 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,717 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,899 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,399 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,848 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,588 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,966 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 92,734 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,107 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,198 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,729 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,470 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,390 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,461 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,481 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,641 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,274 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,242 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 103,926 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 121,892 |
| Countries With the Most Languages | 0 | - | 4.90 | 199,605 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 109,812 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 93,018 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,223 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 60,909 |
