| Countries that Start with A | 0 | - | 4.98 | 1,939,236 |
| Countries that Start with B | 0 | - | 4.95 | 2,077,793 |
| Countries that Start with C | 0 | - | 4.96 | 1,643,131 |
| Countries that Start with D | 0 | - | 4.96 | 590,967 |
| Countries that Start with E | 0 | - | 4.95 | 1,229,395 |
| Countries that Start with G | 0 | - | 4.97 | 1,348,673 |
| Countries that Start with H | 0 | - | 4.95 | 503,969 |
| Countries that Start with I | 0 | - | 4.92 | 1,159,357 |
| Countries that Start with J | 0 | - | 4.98 | 507,230 |
| Countries that Start with K | 0 | - | 4.96 | 710,968 |
| Countries that Start with L | 0 | - | 4.98 | 969,302 |
| Countries that Start with N | 0 | - | 4.93 | 995,805 |
| Countries that Start with P | 0 | - | 4.95 | 1,098,566 |
| Countries that Start with S | 0 | - | 4.98 | 1,601,631 |
| Countries that Start with T | 0 | - | 4.88 | 908,119 |
| Countries that Start with U | 0 | - | 4.96 | 819,880 |
| Countries that Start with V | 0 | - | 4.98 | 549,044 |
| Countries that Start with F | 0 | - | 4.83 | 535,772 |
| Countries that Start with M | 0 | - | 4.97 | 1,251,570 |
| One Country By Letter By Continent | 0 | - | 5.00 | 71,401 |
| Countries that Start with R | 0 | - | 4.45 | 386,144 |
| Richest Countries A-Z | 0 | - | 4.92 | 87,701 |
| Countries Bordering "U" Countries | 0 | - | 4.76 | 19,762 |
| NATO Countries Quiz | 0 | - | 4.98 | 224,931 |
| EU Countries Quiz | 0 | - | 4.99 | 227,385 |
| Countries with the Most Military Troops | 0 | - | 4.94 | 225,471 |
| Countries with Nuclear Weapons | 0 | - | 4.89 | 217,061 |
| Top Five Countries by Religion | 0 | - | 4.90 | 141,541 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 123,714 |
| Countries with NO Military | 0 | - | 4.96 | 49,138 |
| Countries by Number of Books Published | 0 | - | 4.95 | 63,485 |
| Countries of the World Quiz | 0 | - | 5.00 | 40,789,084 |
| Majority Muslim Countries | 0 | - | 4.97 | 312,816 |
| Countries with the Most Christians | 0 | - | 4.93 | 107,105 |
| Countries with the Most Tanks | 0 | - | 4.90 | 75,081 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 41,062 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 66,129 |
| Least Christian Countries with Exceptions | 0 | - | 4.89 | 72,271 |
| Buddhist Countries | 0 | - | 4.96 | 130,568 |
| Countries with the Most Millionaires | 0 | - | 4.84 | 83,163 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 321,786 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,055,590 |
| Capitals A-Z | 0 | - | 4.84 | 41,713 |
| Countries with the Most Catholics | 0 | - | 4.91 | 92,836 |
| Orthodox Countries | 0 | - | 4.91 | 116,874 |
| Monarchies of Europe | 0 | - | 4.88 | 86,800 |
| Monarchies of Asia | 0 | - | 4.95 | 53,885 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 282,973 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 206,721 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.95 | 105,629 |
| Countries with the Most Billionaires | 0 | - | 4.94 | 280,327 |
| Countries with the Most Muslims | 0 | - | 4.92 | 131,395 |
| Countries with the Most Exports | 0 | - | 4.96 | 122,848 |
| Top Crude Oil Producing Countries | 0 | - | 4.88 | 160,149 |
| Countries by Oil Consumption | 0 | - | 4.96 | 111,267 |
| Largest Economies in 2050 | 0 | - | 4.90 | 99,368 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 238,488 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 87,869 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.85 | 65,635 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 97,862 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 176,220 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 76,269 |
| Asian Geography By Letter - B | 0 | - | 4.82 | 60,961 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 340,122 |
| Countries with the Most Tourists Quiz | 0 | - | 4.91 | 354,310 |
| Members of the Arab League | 0 | - | 4.85 | 60,975 |
| Island Countries Quiz | 0 | - | 4.99 | 659,045 |
| Sahara Desert Countries | 0 | - | 4.97 | 126,282 |
| Himalayan Countries | 0 | - | 4.94 | 104,148 |
| Andean Countries | 0 | - | 4.91 | 57,682 |
| Countries with the Oldest Median Age | 0 | - | 4.84 | 58,618 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 49,041 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 102,410 |
| Coffee Producing Countries | 0 | - | 4.81 | 53,872 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 53,124 |
| Danube Countries | 0 | - | 4.97 | 56,542 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 91,573 |
| Countries With an "Ese" Demonym | 0 | - | 4.96 | 64,760 |
| Countries with the Best Passports | 0 | - | 4.87 | 70,910 |
| Countries with the Worst Passports | 0 | - | 4.87 | 49,147 |
| Countries with the Most Immigrants | 0 | - | 4.87 | 108,902 |
| European Landlocked Countries | 0 | - | 4.99 | 115,014 |
| Partially Recognized Countries | 0 | - | 4.98 | 89,139 |
| Countries with the Most Species | 0 | - | 4.99 | 89,179 |
| Countries 197 to 205 | 0 | - | 4.88 | 56,193 |
| Tropic of Cancer Countries | 0 | - | 4.96 | 44,608 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 43,942 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 48,109 |
| Countries that Use the Peso | 0 | - | 4.82 | 46,316 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.88 | 58,617 |
| Countries with a AAA Credit Rating | 0 | - | 4.89 | 49,005 |
| Countries in the Alps | 0 | - | 4.83 | 102,387 |
| Top Five Importing Partners by Country | 0 | - | 4.98 | 85,095 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 86,682 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 71,431 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 78,084 |
| Northernmost Countries by Continent | 0 | - | 4.97 | 93,760 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 87,378 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 89,421 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 46,022 |
| Biggest Country by Body of Water | 0 | - | 4.96 | 45,223 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 54,509 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.88 | 69,247 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 48,491 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 36,587 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 95,310 |
| Arctic Ocean Countries | 0 | - | 4.93 | 71,807 |
| Countries with the Most Grassland | 0 | - | 4.93 | 69,309 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 97,543 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 61,225 |
| Countries that Host the Most Refugees | 0 | - | 4.93 | 53,258 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 195,246 |
| World Countries - Blind Typing | 0 | - | 5.00 | 72,411 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 42,174 |
| Largest Countries By Category | 0 | - | 4.96 | 144,558 |
| Countries by Countries | 0 | - | 4.95 | 54,468 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 77,911 |
| Biggest Countries by Area | 0 | - | 5.00 | 930,599 |
| Northernmost Countries | 0 | - | 4.99 | 326,573 |
| Countries of South America | 0 | - | 5.00 | 790,349 |
| Countries of Oceania | 0 | - | 5.00 | 890,005 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,138,539 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,565,936 |
| Countries Closest to United States A-Z | 0 | - | 4.86 | 107,151 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 81,153 |
| Large Countries with Small Economies | 0 | - | 4.93 | 60,884 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 180,542 |
| Top 10 Hottest European Countries | 0 | - | 4.87 | 115,293 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 116,348 |
| Richest Countries Bordering Each Other | 0 | - | 4.98 | 127,170 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.96 | 62,673 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,308,663 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 348,767 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 125,336 |
| Countries with Megacities | 0 | - | 4.99 | 196,427 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 170,877 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 97,557 |
| Countries With More than 200 Million People | 0 | - | 4.93 | 94,814 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 63,513 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 247,079 |
| Countries by Official Language | 0 | - | 4.95 | 154,591 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.92 | 248,278 |
| Countries in their Native Language | 0 | - | 4.98 | 177,718 |
| Independence from Whom | 0 | - | 4.99 | 185,009 |
| Subdivisions by Country | 0 | - | 4.82 | 46,365 |
| Who Controlled These Colonies? | 0 | - | 4.89 | 113,108 |
| Megadiverse Countries | 0 | - | 4.96 | 125,146 |
| Countries With the Most English Speakers | 0 | - | 4.87 | 90,758 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 106,502 |
| Most Desired Destinations for Potential Migrants | 0 | - | 4.83 | 47,297 |
| 15 Biggest Island Countries | 0 | - | 4.99 | 130,842 |
| Most Recently-Settled Countries | 0 | - | 4.92 | 49,017 |
| Countries of the World in 1938 Quiz | 0 | - | 4.96 | 77,583 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.95 | 144,936 |
| Countries with Multiple Populous Islands | 0 | - | 4.91 | 76,906 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 41,274 |
| Countries by Sports League Revenue | 0 | - | 4.88 | 43,550 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 101,471 |
| Countries Furthest from the United States | 0 | - | 4.94 | 71,873 |
| Countries with the Highest HDI | 0 | - | 4.95 | 130,894 |
| Straight Shot to the Arctic Circle | 0 | - | 4.92 | 68,399 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 65,122 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,055,456 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 81,605 |
| Smallest Countries with at Least One Border | 0 | - | 4.90 | 81,275 |
| Southernmost Countries of the World | 0 | - | 4.99 | 206,308 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 90,679 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.90 | 107,730 |
| Countries With the Most Languages | 0 | - | 4.91 | 172,999 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.93 | 87,142 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.86 | 71,390 |
| Countries with the Most Prisoners | 0 | - | 4.93 | 86,055 |
| Countries with the Most Domestic Camels | 0 | - | 4.92 | 53,726 |
| Tallest Countries North to South | 0 | - | 4.84 | 110,254 |
| Widest Countries East to West | 0 | - | 4.93 | 119,170 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 68,779 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 158,769 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 92,551 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.96 | 85,222 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 118,629 |
| Countries with the Most Desert | 0 | - | 4.92 | 104,984 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 66,395 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 32,000 |
| Countries with Double Letters | 0 | - | 4.96 | 67,899 |
| Countries that End in N | 0 | - | 4.93 | 132,296 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 229,220 |
| Countries with Six Letters Quiz | 0 | - | 4.95 | 186,638 |
| Countries with W | 0 | - | 4.97 | 122,431 |
| Countries with Z | 0 | - | 4.98 | 243,931 |
| Countries with Letters Missing | 0 | - | 4.97 | 155,289 |
| Countries That End in U | 0 | - | 4.94 | 107,381 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 89,090 |
| Countries that End in O | 0 | - | 4.92 | 146,780 |
| Countries that End in R | 0 | - | 4.86 | 96,352 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 147,134 |
| Countries Ending in "IA" | 0 | - | 4.99 | 170,907 |
| Countries by First and Last Letter #1 | 0 | - | 4.98 | 155,475 |
| Countries by Last Two Letters | 0 | - | 4.91 | 116,032 |
| Countries by First and Last Letter #2 | 0 | - | 4.94 | 129,057 |
| Countries That End in Y | 0 | - | 4.90 | 161,540 |
