| Richest Island Countries | 0 | - | 4.84 | 99,501 |
| Largest Economies in 2050 | 0 | - | 4.90 | 110,634 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 262,058 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.95 | 102,927 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.90 | 83,700 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 193,890 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,244 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,084 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,667 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 49,727 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,116 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 332,829 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 122,062 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,696 |
| Countries with the Most Exports | 0 | - | 4.96 | 154,152 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 188,477 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,542 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,908,564 |
| Majority Muslim Countries | 0 | - | 4.98 | 368,460 |
| NATO Countries | 0 | - | 4.98 | 275,658 |
| EU Countries Quiz | 0 | - | 4.99 | 269,874 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 284,870 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 268,217 |
| Top Five Countries by Religion | 0 | - | 4.93 | 169,014 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 146,738 |
| Countries with NO Military | 0 | - | 4.97 | 61,154 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,075 |
| Richest Countries A-Z | 0 | - | 4.92 | 101,824 |
| Large Countries with Small Economies | 0 | - | 4.94 | 80,312 |
| Countries by Number of Books Published | 0 | - | 4.95 | 71,897 |
| Countries with the Biggest Economies by GDP | 0 | - | 4.52 | 282,679 |
| Five Richest Countries by Continent | 0 | - | 4.68 | 205,761 |
| Landlocked Countries | 0 | - | 4.99 | 413,477 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,092 |
| Countries with the Most Christians | 0 | - | 4.92 | 141,423 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,245 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 316,961 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 86,907 |
| Buddhist Countries | 0 | - | 4.96 | 142,932 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,715,506 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,528 |
| Himalayan Countries | 0 | - | 4.95 | 135,308 |
| Andean Countries | 0 | - | 4.94 | 82,802 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,199 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,162 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,873 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,576 |
| Danube Countries | 0 | - | 4.97 | 71,066 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,742 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,524 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,440 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,366 |
| European Landlocked Countries | 0 | - | 4.99 | 145,737 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,181 |
| Countries with the Most Species | 0 | - | 4.99 | 95,235 |
| Countries 197 to 205 | 0 | - | 4.87 | 69,319 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,197 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,365 |
| Countries that Use the Peso | 0 | - | 4.88 | 58,950 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,566 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,941 |
| Countries in the Alps | 0 | - | 4.86 | 116,797 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,546 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,235 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,996 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,406 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,137 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,986 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,557 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,741 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,216 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,038 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,193 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,036 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,444 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,726 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,742 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,032 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,625 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,250 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,756 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,215 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,636 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,597 |
| Largest Countries By Category | 0 | - | 4.97 | 156,733 |
| Countries by Countries | 0 | - | 4.96 | 62,246 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,752 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,713 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,070 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,775 |
| Island Countries | 0 | - | 4.99 | 707,565 |
| Countries Richer Than Their Neighbors | 0 | - | 4.46 | 72,203 |
| Oil Export Dependent Countries | 0 | - | 4.56 | 49,587 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,039,299 |
| Northernmost Countries | 0 | - | 4.99 | 357,658 |
| Countries of South America | 0 | - | 5.00 | 914,467 |
| Countries of Oceania | 0 | - | 5.00 | 1,040,179 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,847,899 |
| "Land" Countries | 0 | - | 4.98 | 333,611 |
| Countries that Start with A | 0 | - | 4.97 | 2,146,486 |
| Countries that Start with B | 0 | - | 4.95 | 2,279,606 |
| Countries that Start with C | 0 | - | 4.96 | 1,810,081 |
| Countries that Start with D | 0 | - | 4.96 | 701,373 |
| Countries that Start with E | 0 | - | 4.95 | 1,367,351 |
| Countries that Start with G | 0 | - | 4.97 | 1,492,599 |
| Countries that Start with H | 0 | - | 4.96 | 597,827 |
| Countries that Start with I | 0 | - | 4.92 | 1,280,138 |
| Countries that Start with J | 0 | - | 4.98 | 595,897 |
| Countries that Start with K | 0 | - | 4.97 | 809,292 |
| Countries that Start with L | 0 | - | 4.98 | 1,082,727 |
| Countries that Start with N | 0 | - | 4.93 | 1,109,592 |
| Countries that Start with P | 0 | - | 4.94 | 1,208,410 |
| Countries that Start with S | 0 | - | 4.98 | 1,744,322 |
| Countries that Start with T | 0 | - | 4.90 | 1,004,108 |
| Countries that Start with U | 0 | - | 4.97 | 899,845 |
| Countries that Start with V | 0 | - | 4.98 | 605,013 |
| Countries that Start with F | 0 | - | 4.83 | 612,093 |
| Countries that Start with M | 0 | - | 4.97 | 1,373,172 |
| Countries with the Highest Taxes | 0 | - | 4.38 | 86,943 |
| Countries with the Most Catholics | 0 | - | 4.90 | 108,016 |
| Orthodox Countries | 0 | - | 4.91 | 130,362 |
| Countries with the Largest Merchant Navies | 0 | - | 4.56 | 22,805 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,361,939 |
| Monarchies of Europe | 0 | - | 4.90 | 97,299 |
| Monarchies of Asia | 0 | - | 4.97 | 70,591 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,416 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,430 |
| Countries with the Most Muslims | 0 | - | 4.95 | 159,261 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 110,577 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 117,443 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,111 |
| Countries with Megacities | 0 | - | 4.99 | 246,757 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,038 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,917 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,461 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,810 |
| Countries by Official Language | 0 | - | 4.95 | 192,743 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,086 |
| Countries in their Native Language | 0 | - | 4.99 | 196,609 |
| Independence from Whom | 0 | - | 4.99 | 209,650 |
| Subdivisions by Country | 0 | - | 4.86 | 50,061 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,723 |
| Megadiverse Countries | 0 | - | 4.97 | 133,888 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,774 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,915 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,422 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,854 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,636 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,988 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 92,907 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,133 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,209 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,738 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,542 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,406 |
| Top Net Food-Exporting Countries | 0 | - | 4.42 | 33,291 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,483 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,491 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,236 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,350 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,229 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,314 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,323 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 103,975 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 121,935 |
| Countries With the Most Languages | 0 | - | 4.90 | 199,704 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 109,841 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 93,049 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,264 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 60,936 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,327 |
| Widest Countries East to West | 0 | - | 4.92 | 128,595 |
| Countries with the Most Billionaires per Capita | 0 | - | 4.69 | 93,138 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,215 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,193 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,562 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,680 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,620 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,029 |
| Countries by Contribution to UN Budget | 0 | - | 4.86 | 69,049 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,575 |
| Companies by Country | 0 | - | 4.56 | 118,694 |
| Countries with Double Letters | 0 | - | 4.97 | 93,363 |
| Countries that End in N | 0 | - | 4.94 | 156,659 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 258,659 |
| Countries with Six Letters | 0 | - | 4.93 | 210,323 |
| Countries with W | 0 | - | 4.97 | 158,208 |
| Countries with Z | 0 | - | 4.98 | 287,838 |
| Countries with Letters Missing | 0 | - | 4.97 | 184,530 |
| Countries That End in U | 0 | - | 4.95 | 119,507 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 132,516 |
| Countries that End in O | 0 | - | 4.92 | 158,542 |
| Countries that End in R | 0 | - | 4.87 | 118,264 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 154,854 |
| Countries Ending in "IA" | 0 | - | 4.99 | 206,990 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 169,306 |
| Countries by Last Two Letters | 0 | - | 4.85 | 134,479 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 140,995 |
| Countries That End in Y | 0 | - | 4.90 | 185,194 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 196,347 |