| Countries with the Most Military Troops | 0 | - | 4.95 | 286,298 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 270,284 |
| Countries with NO Military | 0 | - | 4.97 | 61,576 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,738 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,070 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 194,466 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,152,408 |
| Majority Muslim Countries | 0 | - | 4.98 | 371,732 |
| NATO Countries | 0 | - | 4.98 | 277,993 |
| EU Countries Quiz | 0 | - | 4.99 | 271,544 |
| Top Five Countries by Religion | 0 | - | 4.93 | 169,959 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,386 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,158 |
| Landlocked Countries | 0 | - | 4.99 | 416,526 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,255 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,084 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,427 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 318,572 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,479 |
| Buddhist Countries | 0 | - | 4.96 | 143,374 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 333,897 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 122,715 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,739,626 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,183 |
| Countries with Most Nobel Prizes by Continent | 0 | - | 4.93 | 59,847 |
| Five Coldest Countries by Continent | 0 | - | 4.97 | 76,401 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,866 |
| Himalayan Countries | 0 | - | 4.95 | 136,447 |
| Andean Countries | 0 | - | 4.95 | 83,453 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,724 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,954 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,399 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,000 |
| Countries in World War I | 0 | - | 4.88 | 227,388 |
| Danube Countries | 0 | - | 4.97 | 71,382 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,191 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,839 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,127 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,086 |
| European Landlocked Countries | 0 | - | 4.99 | 146,117 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,740 |
| Countries with the Most Species | 0 | - | 4.99 | 101,273 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 228,232 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,872 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,323 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,502 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,147 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,798 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,172 |
| Countries in the Alps | 0 | - | 4.86 | 117,307 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,884 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,856 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,243 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,731 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,808 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,244 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,969 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,988 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,790 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,320 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,352 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,198 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,709 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,986 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,996 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,679 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,882 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,421 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,218 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,918 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,535 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,814 |
| Largest Countries By Category | 0 | - | 4.97 | 157,233 |
| Countries by Countries | 0 | - | 4.96 | 62,580 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,072 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,688 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,783 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 403,664 |
| Island Countries | 0 | - | 4.99 | 708,760 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,043,174 |
| Northernmost Countries | 0 | - | 4.99 | 359,302 |
| Countries of South America | 0 | - | 5.00 | 919,486 |
| Countries of Oceania | 0 | - | 5.00 | 1,046,418 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,858,121 |
| "Land" Countries | 0 | - | 4.98 | 334,547 |
| Countries that Start with A | 0 | - | 4.98 | 2,153,569 |
| Countries that Start with B | 0 | - | 4.95 | 2,285,868 |
| Countries that Start with C | 0 | - | 4.96 | 1,815,121 |
| Countries that Start with D | 0 | - | 4.96 | 704,833 |
| Countries that Start with E | 0 | - | 4.95 | 1,371,484 |
| Countries that Start with G | 0 | - | 4.97 | 1,496,991 |
| Countries that Start with H | 0 | - | 4.96 | 600,694 |
| Countries that Start with I | 0 | - | 4.92 | 1,283,494 |
| Countries that Start with J | 0 | - | 4.98 | 598,730 |
| Countries that Start with K | 0 | - | 4.97 | 811,894 |
| Countries that Start with L | 0 | - | 4.98 | 1,085,995 |
| Countries that Start with N | 0 | - | 4.93 | 1,112,952 |
| Countries that Start with P | 0 | - | 4.94 | 1,211,800 |
| Countries that Start with S | 0 | - | 4.98 | 1,748,752 |
| Countries that Start with T | 0 | - | 4.90 | 1,006,552 |
| Countries that Start with U | 0 | - | 4.97 | 901,819 |
| Countries that Start with V | 0 | - | 4.98 | 607,038 |
| Countries that Start with F | 0 | - | 4.83 | 614,457 |
| Countries that Start with M | 0 | - | 4.97 | 1,376,783 |
| Countries with U.S. Troops | 0 | - | 4.38 | 131,858 |
| Countries with the Most Catholics | 0 | - | 4.90 | 108,613 |
| Orthodox Countries | 0 | - | 4.92 | 130,901 |
| Richest Island Countries | 0 | - | 4.84 | 99,954 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,370,094 |
| Monarchies of Europe | 0 | - | 4.90 | 97,685 |
| Monarchies of Asia | 0 | - | 4.97 | 70,823 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,042 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,619 |
| Countries with the Most Muslims | 0 | - | 4.95 | 159,778 |
| Countries with the Most Exports | 0 | - | 4.96 | 154,700 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 188,994 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,810 |
| Largest Economies in 2050 | 0 | - | 4.90 | 110,968 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 268,322 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 103,673 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,072 |
| Five Countries by a Single Word by Continent | 0 | - | 4.91 | 77,665 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 117,869 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,234 |
| Countries with Megacities | 0 | - | 4.99 | 248,864 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,090 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,522 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,449 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,473 |
| Countries by Official Language | 0 | - | 4.95 | 193,973 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 294,481 |
| Countries in their Native Language | 0 | - | 4.99 | 197,601 |
| Independence from Whom | 0 | - | 4.99 | 210,762 |
| Subdivisions by Country | 0 | - | 4.86 | 50,190 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,299 |
| Megadiverse Countries | 0 | - | 4.96 | 134,526 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,799 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,072 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 125,620 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,946 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,423 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,207 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,560 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,537 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,362 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,804 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,142 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,577 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,680 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,634 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,447 |
| Richest Countries A-Z | 0 | - | 4.92 | 102,363 |
| Large Countries with Small Economies | 0 | - | 4.95 | 80,553 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,679 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,036 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,651 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,381 |
| Countries With the Most Languages | 0 | - | 4.90 | 200,667 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,253 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,448 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,610 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,139 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,628 |
| Widest Countries East to West | 0 | - | 4.92 | 129,128 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,324 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,628 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,906 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,944 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,960 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,341 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,076 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,668 |
| Countries with Double Letters | 0 | - | 4.96 | 94,065 |
| Countries that End in N | 0 | - | 4.95 | 164,695 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 259,496 |
| Countries with Six Letters | 0 | - | 4.93 | 211,064 |
| Countries with W | 0 | - | 4.97 | 158,755 |
| Countries with Z | 0 | - | 4.98 | 288,674 |
| Countries with Letters Missing | 0 | - | 4.97 | 184,991 |
| Countries That End in U | 0 | - | 4.95 | 119,878 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 133,118 |
| Countries that End in O | 0 | - | 4.92 | 158,833 |
| Countries that End in R | 0 | - | 4.87 | 118,485 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,076 |
| Countries Ending in "IA" | 0 | - | 4.99 | 207,689 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 169,711 |
| Countries by Last Two Letters | 0 | - | 4.85 | 134,794 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,356 |
| Countries That End in Y | 0 | - | 4.90 | 185,400 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 196,805 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,060 |
| Countries that End in I | 0 | - | 4.94 | 134,651 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 182,669 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,395 |
| Countries That End in NIA | 0 | - | 4.92 | 109,281 |
| Countries That End in BIA | 0 | - | 4.93 | 148,538 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,408 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 118,753 |
| Countries That End in RIA | 0 | - | 4.93 | 126,320 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,309 |
