| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 110,989 |
| Majority Muslim Countries | 0 | - | 4.98 | 371,326 |
| Top Five Countries by Religion | 0 | - | 4.93 | 169,798 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,122 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,361 |
| Buddhist Countries | 0 | - | 4.96 | 143,296 |
| Countries with the Most Catholics | 0 | - | 4.90 | 108,503 |
| Orthodox Countries | 0 | - | 4.92 | 130,789 |
| Countries with the Most Muslims | 0 | - | 4.95 | 159,687 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 194,382 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,108,141 |
| NATO Countries | 0 | - | 4.98 | 277,638 |
| EU Countries Quiz | 0 | - | 4.99 | 271,242 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 286,053 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 269,913 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,260 |
| Countries with NO Military | 0 | - | 4.97 | 61,485 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,103 |
| Landlocked Countries | 0 | - | 4.99 | 415,926 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,649 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 49,994 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,368 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 318,244 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 333,718 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 122,600 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,735,484 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,114 |
| Countries with Most Nobel Prizes by Continent | 0 | - | 4.93 | 59,831 |
| Five Coldest Countries by Continent | 0 | - | 4.97 | 76,365 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,564 |
| Himalayan Countries | 0 | - | 4.95 | 136,193 |
| Andean Countries | 0 | - | 4.95 | 83,289 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,585 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,788 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,282 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,903 |
| Danube Countries | 0 | - | 4.97 | 71,323 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,090 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,777 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,996 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,955 |
| European Landlocked Countries | 0 | - | 4.99 | 146,035 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,647 |
| Countries with the Most Species | 0 | - | 4.99 | 95,723 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,781 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,292 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,467 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,108 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,752 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,126 |
| Countries in the Alps | 0 | - | 4.86 | 117,235 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,827 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,729 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,202 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,655 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,471 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,195 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,890 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,945 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,740 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,274 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,314 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,175 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,667 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,931 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,939 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,588 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,841 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,378 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,115 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,623 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,398 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,776 |
| Largest Countries By Category | 0 | - | 4.97 | 157,155 |
| Countries by Countries | 0 | - | 4.96 | 62,517 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,026 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,326 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,492 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 403,165 |
| Island Countries | 0 | - | 4.99 | 708,572 |
| Sharia Law Countries | 0 | - | 4.48 | 63,456 |
| Countries with the Most Cathedrals | 0 | - | 4.50 | 41,610 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,042,522 |
| Northernmost Countries | 0 | - | 4.99 | 359,024 |
| Countries of South America | 0 | - | 5.00 | 918,706 |
| Countries of Oceania | 0 | - | 5.00 | 1,045,500 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,856,342 |
| "Land" Countries | 0 | - | 4.98 | 334,263 |
| Countries that Start with A | 0 | - | 4.98 | 2,152,322 |
| Countries that Start with B | 0 | - | 4.95 | 2,284,726 |
| Countries that Start with C | 0 | - | 4.96 | 1,814,209 |
| Countries that Start with D | 0 | - | 4.96 | 704,217 |
| Countries that Start with E | 0 | - | 4.95 | 1,370,699 |
| Countries that Start with G | 0 | - | 4.97 | 1,496,225 |
| Countries that Start with H | 0 | - | 4.96 | 600,180 |
| Countries that Start with I | 0 | - | 4.92 | 1,282,904 |
| Countries that Start with J | 0 | - | 4.98 | 598,200 |
| Countries that Start with K | 0 | - | 4.97 | 811,436 |
| Countries that Start with L | 0 | - | 4.98 | 1,085,417 |
| Countries that Start with N | 0 | - | 4.93 | 1,112,348 |
| Countries that Start with P | 0 | - | 4.94 | 1,211,001 |
| Countries that Start with S | 0 | - | 4.98 | 1,747,974 |
| Countries that Start with T | 0 | - | 4.90 | 1,006,084 |
| Countries that Start with U | 0 | - | 4.97 | 901,453 |
| Countries that Start with V | 0 | - | 4.98 | 606,438 |
| Countries that Start with F | 0 | - | 4.83 | 614,005 |
| Countries that Start with M | 0 | - | 4.97 | 1,376,090 |
| Richest Island Countries | 0 | - | 4.84 | 99,873 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,368,703 |
| Monarchies of Europe | 0 | - | 4.90 | 97,620 |
| Monarchies of Asia | 0 | - | 4.97 | 70,778 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,935 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,579 |
| Countries with the Most Exports | 0 | - | 4.96 | 154,603 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 188,911 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,763 |
| Largest Economies in 2050 | 0 | - | 4.90 | 110,902 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 267,662 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.95 | 103,583 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.90 | 83,998 |
| Five Countries by a Single Word by Continent | 0 | - | 4.91 | 77,598 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 117,796 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,090 |
| Countries with Megacities | 0 | - | 4.99 | 248,580 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,967 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,451 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,340 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,396 |
| Countries by Official Language | 0 | - | 4.95 | 193,758 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 294,250 |
| Countries in their Native Language | 0 | - | 4.99 | 197,414 |
| Independence from Whom | 0 | - | 4.99 | 210,381 |
| Subdivisions by Country | 0 | - | 4.86 | 50,167 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,206 |
| Megadiverse Countries | 0 | - | 4.96 | 134,496 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,625 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,052 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 125,583 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,931 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,975 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,174 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,463 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,502 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,328 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,795 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 76,059 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,551 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,099 |
| Catholic Countries | 0 | - | 4.78 | 213,990 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,649 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,620 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,374 |
| Richest Countries A-Z | 0 | - | 4.92 | 102,284 |
| Large Countries with Small Economies | 0 | - | 4.94 | 80,511 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,645 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,926 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,599 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,314 |
| Countries With the Most Languages | 0 | - | 4.89 | 200,517 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,184 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,380 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,566 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,107 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,587 |
| Widest Countries East to West | 0 | - | 4.92 | 129,087 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,304 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,567 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,685 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,914 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,911 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,294 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 76,958 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,655 |
| Countries with Double Letters | 0 | - | 4.96 | 93,813 |
| Countries that End in N | 0 | - | 4.94 | 157,242 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 259,199 |
| Countries with Six Letters | 0 | - | 4.93 | 210,837 |
| Countries with W | 0 | - | 4.97 | 158,501 |
| Countries with Z | 0 | - | 4.98 | 288,392 |
| Countries with Letters Missing | 0 | - | 4.97 | 184,851 |
| Countries That End in U | 0 | - | 4.95 | 119,663 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 132,992 |
| Countries that End in O | 0 | - | 4.92 | 158,692 |
| Countries that End in R | 0 | - | 4.87 | 118,411 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 154,964 |
| Countries Ending in "IA" | 0 | - | 4.99 | 207,551 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 169,623 |
| Countries by Last Two Letters | 0 | - | 4.85 | 134,716 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,277 |
| Countries That End in Y | 0 | - | 4.90 | 185,317 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 196,723 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 151,995 |
| Countries that End in I | 0 | - | 4.94 | 134,592 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 182,583 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,353 |
| Countries That End in NIA | 0 | - | 4.92 | 109,216 |
| Countries That End in BIA | 0 | - | 4.93 | 148,450 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,331 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 118,700 |
| Countries That End in RIA | 0 | - | 4.93 | 126,255 |
