| Countries that Start with A | 0 | - | 4.98 | 1,939,947 |
| Countries that Start with B | 0 | - | 4.95 | 2,078,517 |
| Countries that Start with C | 0 | - | 4.96 | 1,643,775 |
| Countries that Start with D | 0 | - | 4.96 | 591,371 |
| Countries that Start with E | 0 | - | 4.95 | 1,229,870 |
| Countries that Start with G | 0 | - | 4.97 | 1,349,164 |
| Countries that Start with H | 0 | - | 4.95 | 504,282 |
| Countries that Start with I | 0 | - | 4.92 | 1,159,744 |
| Countries that Start with J | 0 | - | 4.98 | 507,536 |
| Countries that Start with K | 0 | - | 4.96 | 711,303 |
| Countries that Start with L | 0 | - | 4.98 | 969,663 |
| Countries that Start with N | 0 | - | 4.93 | 996,177 |
| Countries that Start with P | 0 | - | 4.95 | 1,098,940 |
| Countries that Start with S | 0 | - | 4.98 | 1,602,132 |
| Countries that Start with T | 0 | - | 4.89 | 908,469 |
| Countries that Start with U | 0 | - | 4.96 | 820,144 |
| Countries that Start with V | 0 | - | 4.98 | 549,194 |
| Countries that Start with F | 0 | - | 4.83 | 536,041 |
| Countries that Start with M | 0 | - | 4.97 | 1,251,969 |
| One Country By Letter By Continent | 0 | - | 5.00 | 71,473 |
| Countries that Start with R | 0 | - | 4.45 | 386,334 |
| Richest Countries A-Z | 0 | - | 4.92 | 87,735 |
| Countries Bordering "U" Countries | 0 | - | 4.76 | 19,777 |
| NATO Countries Quiz | 0 | - | 4.98 | 225,006 |
| EU Countries Quiz | 0 | - | 4.99 | 227,460 |
| Countries with the Most Military Troops | 0 | - | 4.94 | 225,543 |
| Countries with Nuclear Weapons | 0 | - | 4.89 | 217,117 |
| Top Five Countries by Religion | 0 | - | 4.90 | 141,589 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 123,800 |
| Countries with NO Military | 0 | - | 4.96 | 49,154 |
| Countries by Number of Books Published | 0 | - | 4.95 | 63,511 |
| Countries of the World Quiz | 0 | - | 5.00 | 40,807,602 |
| Majority Muslim Countries | 0 | - | 4.97 | 312,875 |
| Countries with the Most Christians | 0 | - | 4.93 | 107,160 |
| Countries with the Most Tanks | 0 | - | 4.90 | 75,104 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 41,093 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 66,154 |
| Least Christian Countries with Exceptions | 0 | - | 4.89 | 72,316 |
| Buddhist Countries | 0 | - | 4.96 | 130,598 |
| Countries with the Most Millionaires | 0 | - | 4.84 | 83,216 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 322,055 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,057,459 |
| Capitals A-Z | 0 | - | 4.84 | 41,720 |
| Countries with the Most Catholics | 0 | - | 4.91 | 92,891 |
| Orthodox Countries | 0 | - | 4.91 | 116,921 |
| Monarchies of Europe | 0 | - | 4.88 | 86,834 |
| Monarchies of Asia | 0 | - | 4.95 | 53,911 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 283,098 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 206,804 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.95 | 105,683 |
| Countries with the Most Billionaires | 0 | - | 4.94 | 280,420 |
| Countries with the Most Muslims | 0 | - | 4.93 | 131,439 |
| Countries with the Most Exports | 0 | - | 4.96 | 122,884 |
| Top Crude Oil Producing Countries | 0 | - | 4.88 | 160,497 |
| Countries by Oil Consumption | 0 | - | 4.96 | 111,290 |
| Largest Economies in 2050 | 0 | - | 4.90 | 99,430 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 238,561 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 87,992 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.85 | 65,738 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 97,911 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 176,342 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 76,296 |
| Asian Geography By Letter - B | 0 | - | 4.82 | 61,015 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 340,211 |
| Countries with the Most Tourists Quiz | 0 | - | 4.91 | 354,483 |
| Members of the Arab League | 0 | - | 4.85 | 61,135 |
| Island Countries Quiz | 0 | - | 4.99 | 659,283 |
| Sahara Desert Countries | 0 | - | 4.97 | 126,373 |
| Himalayan Countries | 0 | - | 4.94 | 104,258 |
| Andean Countries | 0 | - | 4.91 | 57,754 |
| Countries with the Oldest Median Age | 0 | - | 4.84 | 58,696 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 49,089 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 102,456 |
| Coffee Producing Countries | 0 | - | 4.81 | 53,898 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 53,152 |
| Danube Countries | 0 | - | 4.97 | 56,556 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 91,588 |
| Countries With an "Ese" Demonym | 0 | - | 4.96 | 64,771 |
| Countries with the Best Passports | 0 | - | 4.87 | 70,946 |
| Countries with the Worst Passports | 0 | - | 4.87 | 49,173 |
| Countries with the Most Immigrants | 0 | - | 4.87 | 108,934 |
| European Landlocked Countries | 0 | - | 4.99 | 115,029 |
| Partially Recognized Countries | 0 | - | 4.98 | 89,173 |
| Countries with the Most Species | 0 | - | 4.99 | 89,187 |
| Countries 197 to 205 | 0 | - | 4.88 | 56,216 |
| Tropic of Cancer Countries | 0 | - | 4.96 | 44,617 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 43,952 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 48,132 |
| Countries that Use the Peso | 0 | - | 4.82 | 46,329 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.88 | 58,627 |
| Countries with a AAA Credit Rating | 0 | - | 4.89 | 49,020 |
| Countries in the Alps | 0 | - | 4.83 | 102,425 |
| Top Five Importing Partners by Country | 0 | - | 4.98 | 85,134 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 86,731 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 71,450 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 78,107 |
| Northernmost Countries by Continent | 0 | - | 4.97 | 93,789 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 87,401 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 89,461 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 46,043 |
| Biggest Country by Body of Water | 0 | - | 4.96 | 45,238 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 54,523 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.88 | 69,263 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 48,499 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 36,597 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 95,329 |
| Arctic Ocean Countries | 0 | - | 4.93 | 71,824 |
| Countries with the Most Grassland | 0 | - | 4.93 | 69,321 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 97,609 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 61,241 |
| Countries that Host the Most Refugees | 0 | - | 4.93 | 53,273 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 195,353 |
| World Countries - Blind Typing | 0 | - | 5.00 | 72,470 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 42,185 |
| Largest Countries By Category | 0 | - | 4.96 | 144,596 |
| Countries by Countries | 0 | - | 4.95 | 54,491 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 77,946 |
| Biggest Countries by Area | 0 | - | 5.00 | 930,970 |
| Northernmost Countries | 0 | - | 4.99 | 326,658 |
| Countries of South America | 0 | - | 5.00 | 790,666 |
| Countries of Oceania | 0 | - | 5.00 | 890,441 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,140,152 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,566,732 |
| Countries Closest to United States A-Z | 0 | - | 4.86 | 107,190 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 81,195 |
| Large Countries with Small Economies | 0 | - | 4.93 | 60,915 |
| Top 10 Coldest European Countries | 0 | - | 4.95 | 180,571 |
| Top 10 Hottest European Countries | 0 | - | 4.87 | 115,331 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 116,366 |
| Richest Countries Bordering Each Other | 0 | - | 4.98 | 127,280 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.96 | 62,714 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,309,083 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 348,847 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 125,419 |
| Countries with Megacities | 0 | - | 4.99 | 196,560 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 170,982 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 97,618 |
| Countries With More than 200 Million People | 0 | - | 4.93 | 94,902 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 63,571 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 247,209 |
| Countries by Official Language | 0 | - | 4.95 | 154,646 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.92 | 248,355 |
| Countries in their Native Language | 0 | - | 4.98 | 177,770 |
| Independence from Whom | 0 | - | 4.99 | 185,095 |
| Subdivisions by Country | 0 | - | 4.82 | 46,376 |
| Who Controlled These Colonies? | 0 | - | 4.89 | 113,149 |
| Megadiverse Countries | 0 | - | 4.96 | 125,164 |
| Countries With the Most English Speakers | 0 | - | 4.87 | 90,817 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 106,536 |
| Most Desired Destinations for Potential Migrants | 0 | - | 4.83 | 47,308 |
| 15 Biggest Island Countries | 0 | - | 4.99 | 130,916 |
| Most Recently-Settled Countries | 0 | - | 4.92 | 49,038 |
| Countries of the World in 1938 Quiz | 0 | - | 4.96 | 77,612 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.95 | 144,955 |
| Countries with Multiple Populous Islands | 0 | - | 4.91 | 76,928 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 41,279 |
| Countries by Sports League Revenue | 0 | - | 4.88 | 43,593 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 101,489 |
| Countries Furthest from the United States | 0 | - | 4.94 | 71,881 |
| Countries with the Highest HDI | 0 | - | 4.95 | 130,905 |
| Straight Shot to the Arctic Circle | 0 | - | 4.92 | 68,424 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 65,148 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,056,729 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 81,688 |
| Smallest Countries with at Least One Border | 0 | - | 4.90 | 81,296 |
| Southernmost Countries of the World | 0 | - | 4.99 | 206,366 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 90,707 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.90 | 107,779 |
| Countries With the Most Languages | 0 | - | 4.90 | 173,085 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.93 | 87,164 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.86 | 71,416 |
| Countries with the Most Prisoners | 0 | - | 4.93 | 86,089 |
| Countries with the Most Domestic Camels | 0 | - | 4.92 | 53,760 |
| Tallest Countries North to South | 0 | - | 4.84 | 110,279 |
| Widest Countries East to West | 0 | - | 4.93 | 119,195 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 68,786 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 158,818 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 92,569 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.96 | 85,259 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 118,659 |
| Countries with the Most Desert | 0 | - | 4.92 | 105,010 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 66,404 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 32,006 |
| Countries with Double Letters | 0 | - | 4.96 | 67,953 |
| Countries that End in N | 0 | - | 4.93 | 132,332 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 229,284 |
| Countries with Six Letters Quiz | 0 | - | 4.95 | 186,686 |
| Countries with W | 0 | - | 4.97 | 122,462 |
| Countries with Z | 0 | - | 4.98 | 243,996 |
| Countries with Letters Missing | 0 | - | 4.97 | 155,319 |
| Countries That End in U | 0 | - | 4.94 | 107,396 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 89,129 |
| Countries that End in O | 0 | - | 4.92 | 146,794 |
| Countries that End in R | 0 | - | 4.86 | 96,358 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 147,145 |
| Countries Ending in "IA" | 0 | - | 4.99 | 170,967 |
| Countries by First and Last Letter #1 | 0 | - | 4.98 | 155,517 |
| Countries by Last Two Letters | 0 | - | 4.91 | 116,066 |
| Countries by First and Last Letter #2 | 0 | - | 4.94 | 129,086 |
| Countries That End in Y | 0 | - | 4.90 | 161,556 |
