| Countries that Start with A | 0 | - | 4.98 | 2,160,684 |
| Countries that Start with B | 0 | - | 4.95 | 2,292,467 |
| Countries that Start with C | 0 | - | 4.96 | 1,820,534 |
| Countries that Start with D | 0 | - | 4.96 | 708,552 |
| Countries that Start with E | 0 | - | 4.95 | 1,375,930 |
| Countries that Start with G | 0 | - | 4.97 | 1,501,826 |
| Countries that Start with H | 0 | - | 4.96 | 603,863 |
| Countries that Start with I | 0 | - | 4.92 | 1,287,067 |
| Countries that Start with J | 0 | - | 4.98 | 601,637 |
| Countries that Start with K | 0 | - | 4.97 | 814,969 |
| Countries that Start with L | 0 | - | 4.98 | 1,089,754 |
| Countries that Start with N | 0 | - | 4.93 | 1,116,726 |
| Countries that Start with P | 0 | - | 4.94 | 1,215,163 |
| Countries that Start with S | 0 | - | 4.98 | 1,753,439 |
| Countries that Start with T | 0 | - | 4.90 | 1,009,056 |
| Countries that Start with U | 0 | - | 4.97 | 903,878 |
| Countries that Start with V | 0 | - | 4.98 | 608,870 |
| Countries that Start with F | 0 | - | 4.83 | 616,901 |
| Countries that Start with M | 0 | - | 4.97 | 1,380,550 |
| One Country By Letter By Continent | 0 | - | 5.00 | 123,637 |
| Countries Bordering "U" Countries | 0 | - | 4.82 | 24,467 |
| Countries that Start with R | 0 | - | 4.43 | 447,109 |
| Richest Countries A-Z | 0 | - | 4.91 | 102,906 |
| Majority Muslim Countries | 0 | - | 4.98 | 373,721 |
| NATO Countries | 0 | - | 4.98 | 279,737 |
| EU Countries Quiz | 0 | - | 4.99 | 273,420 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 287,850 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 272,443 |
| Top Five Countries by Religion | 0 | - | 4.93 | 171,033 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 148,167 |
| Countries with NO Military | 0 | - | 4.97 | 62,088 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,468 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,389,738 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 320,260 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 335,170 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,995 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,266 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,461 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,715 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,032 |
| Buddhist Countries | 0 | - | 4.96 | 144,207 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 123,370 |
| Landlocked Countries | 0 | - | 4.99 | 419,653 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,761,581 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,492 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,256 |
| Orthodox Countries | 0 | - | 4.92 | 131,451 |
| Richest Island Countries | 0 | - | 4.84 | 100,404 |
| Battle to Country | 0 | - | 4.91 | 53,239 |
| Monarchies of Europe | 0 | - | 4.90 | 98,046 |
| Monarchies of Asia | 0 | - | 4.97 | 71,038 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 235,824 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 224,802 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 192,011 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,689 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,825 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,260 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,266 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 189,553 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,350 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,365 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 270,955 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,174 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,456 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,606 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 195,059 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,262 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,080 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,438 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 78,114 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,621 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,804 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,656 |
| Island Countries | 0 | - | 4.99 | 710,060 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,291 |
| Himalayan Countries | 0 | - | 4.95 | 137,730 |
| Andean Countries | 0 | - | 4.95 | 84,080 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,321 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,851 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,952 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,433 |
| Danube Countries | 0 | - | 4.97 | 71,732 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,657 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,130 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,781 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,861 |
| European Landlocked Countries | 0 | - | 4.99 | 146,857 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,227 |
| Countries with the Most Species | 0 | - | 4.99 | 102,997 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,387 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,455 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,616 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,364 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,041 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,435 |
| Countries in the Alps | 0 | - | 4.87 | 117,808 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,213 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,524 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,466 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,218 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,189 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,773 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,368 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,259 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,017 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,624 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,521 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,368 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,987 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,255 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,273 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,333 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,111 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,620 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,645 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,701 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,418 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,038 |
| Largest Countries By Category | 0 | - | 4.97 | 157,777 |
| Countries by Countries | 0 | - | 4.96 | 62,920 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,076 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,377,388 |
| Large Countries with Small Economies | 0 | - | 4.95 | 80,838 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,321 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,180 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,485 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,404 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,046,857 |
| Northernmost Countries | 0 | - | 4.99 | 360,825 |
| Countries of South America | 0 | - | 5.00 | 923,941 |
| Countries of Oceania | 0 | - | 5.00 | 1,052,535 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,868,920 |
| "Land" Countries | 0 | - | 4.98 | 335,977 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,030 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,901 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,923 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 154,078 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 100,007 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,373 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,003 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 83,759 |
| India A-Z | 0 | - | 4.42 | 34,108 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,444,395 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,999 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,234 |
| Countries with Megacities | 0 | - | 4.99 | 262,282 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,071 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,107 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,378 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,156 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,256 |
| Countries by Official Language | 0 | - | 4.95 | 194,784 |
| All OPEC Countries Ever | 0 | - | 4.77 | 91,106 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,725 |
| Countries in their Native Language | 0 | - | 4.99 | 198,326 |
| Independence from Whom | 0 | - | 4.99 | 211,506 |
| Subdivisions by Country | 0 | - | 4.86 | 50,317 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,843 |
| Countries in World War I | 0 | - | 4.88 | 227,984 |
| Megadiverse Countries | 0 | - | 4.96 | 134,818 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 228,862 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,656 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,218 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,792 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,036 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,801 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,427 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,074 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,887 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,527 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,013 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,158 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,757 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,037 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,826 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,450 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,197 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,369 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,397 |
| World Map Quiz | 0 | - | 4.81 | 64,717 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 155,935 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,107 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,649 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 105,013 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,742 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,561 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,608 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,760 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,896 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,309 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,348 |
| Widest Countries East to West | 0 | - | 4.92 | 129,439 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,404 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,051 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,027 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,574 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,310 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,623 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,273 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,739 |