| Majority Muslim Countries | 0 | - | 4.98 | 368,944 |
| NATO Countries | 0 | - | 4.98 | 276,367 |
| EU Countries Quiz | 0 | - | 4.99 | 270,386 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 285,312 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 268,852 |
| Top Five Countries by Religion | 0 | - | 4.93 | 169,246 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 146,939 |
| Countries with NO Military | 0 | - | 4.97 | 61,261 |
| Countries by Number of Books Published | 0 | - | 4.95 | 71,976 |
| Countries with the Highest Maximum Elevation | 0 | - | 4.97 | 180,051 |
| Five Most Elevated Countries by Continent | 0 | - | 4.98 | 112,459 |
| Top 10 European Countries with the Highest Elevation | 0 | - | 4.83 | 90,878 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,985,249 |
| Landlocked Countries | 0 | - | 4.99 | 414,410 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 317,392 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 333,140 |
| Countries with the Most Christians | 0 | - | 4.92 | 141,632 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,400 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 49,813 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,226 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,035 |
| Buddhist Countries | 0 | - | 4.96 | 143,069 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 122,258 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,723,271 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,924 |
| Himalayan Countries | 0 | - | 4.95 | 135,637 |
| Andean Countries | 0 | - | 4.94 | 82,986 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,340 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,390 |
| Coffee Producing Countries | 0 | - | 4.81 | 66,043 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,716 |
| Danube Countries | 0 | - | 4.97 | 71,159 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 115,867 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,615 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,653 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,560 |
| European Landlocked Countries | 0 | - | 4.99 | 145,859 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,326 |
| Countries with the Most Species | 0 | - | 4.99 | 95,289 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,477 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,228 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,396 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,005 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,644 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,010 |
| Countries in the Alps | 0 | - | 4.86 | 116,954 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,657 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,419 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,081 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,489 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,268 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,070 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,671 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,824 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,563 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,130 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,224 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,088 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,518 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,810 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,814 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,235 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,721 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,301 |
| Countries with the Most Catholics | 0 | - | 4.90 | 108,174 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,877 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,726 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,930 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,672 |
| Largest Countries By Category | 0 | - | 4.97 | 156,889 |
| Orthodox Countries | 0 | - | 4.91 | 130,500 |
| Countries by Countries | 0 | - | 4.96 | 62,339 |
| Richest Island Countries | 0 | - | 4.84 | 99,628 |
| Monarchies of Europe | 0 | - | 4.90 | 97,423 |
| Monarchies of Asia | 0 | - | 4.97 | 70,658 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 233,854 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,609 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,843 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,478 |
| Countries with the Most Muslims | 0 | - | 4.95 | 159,396 |
| Countries with the Most Exports | 0 | - | 4.96 | 154,297 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 188,609 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,600 |
| Largest Economies in 2050 | 0 | - | 4.90 | 110,735 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 262,465 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.95 | 103,061 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.90 | 83,799 |
| Countries that Start with A | 0 | - | 4.97 | 2,148,729 |
| Countries that Start with B | 0 | - | 4.95 | 2,281,491 |
| Countries that Start with C | 0 | - | 4.96 | 1,811,674 |
| Countries that Start with D | 0 | - | 4.96 | 702,468 |
| Countries that Start with E | 0 | - | 4.95 | 1,368,612 |
| Countries that Start with G | 0 | - | 4.97 | 1,493,991 |
| Countries that Start with H | 0 | - | 4.96 | 598,704 |
| Countries that Start with I | 0 | - | 4.92 | 1,281,172 |
| Countries that Start with J | 0 | - | 4.98 | 596,755 |
| Countries that Start with K | 0 | - | 4.97 | 810,087 |
| Countries that Start with L | 0 | - | 4.98 | 1,083,751 |
| Countries that Start with N | 0 | - | 4.93 | 1,110,644 |
| Countries that Start with P | 0 | - | 4.94 | 1,209,375 |
| Countries that Start with S | 0 | - | 4.98 | 1,745,745 |
| Countries that Start with T | 0 | - | 4.90 | 1,004,844 |
| Countries that Start with U | 0 | - | 4.97 | 900,451 |
| Countries that Start with V | 0 | - | 4.98 | 605,580 |
| Countries that Start with F | 0 | - | 4.83 | 612,824 |
| Countries that Start with M | 0 | - | 4.97 | 1,374,307 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 110,720 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 194,077 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 117,584 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,934 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,413 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 402,230 |
| Island Countries | 0 | - | 4.99 | 707,922 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,364,580 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,040,544 |
| Northernmost Countries | 0 | - | 4.99 | 358,153 |
| Countries of South America | 0 | - | 5.00 | 916,136 |
| Countries of Oceania | 0 | - | 5.00 | 1,042,254 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,851,120 |
| "Land" Countries | 0 | - | 4.98 | 333,863 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,162 |
| Richest Countries A-Z | 0 | - | 4.92 | 102,009 |
| Large Countries with Small Economies | 0 | - | 4.94 | 80,398 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,337 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,203 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,534 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,368 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,120 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,436,410 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,972 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,639 |
| Countries with Megacities | 0 | - | 4.99 | 247,598 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,483 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,212 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,892 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,139 |
| Countries by Official Language | 0 | - | 4.95 | 192,944 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,366 |
| Countries in their Native Language | 0 | - | 4.99 | 196,795 |
| Independence from Whom | 0 | - | 4.99 | 209,901 |
| Subdivisions by Country | 0 | - | 4.86 | 50,103 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,899 |
| Megadiverse Countries | 0 | - | 4.97 | 133,965 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,955 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,957 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,468 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,877 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,763 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,055 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,190 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,220 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,251 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,761 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,742 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,456 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,555 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,540 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,730 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,064 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,415 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,562 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,346 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,076 |
| Countries With the Most Languages | 0 | - | 4.90 | 200,015 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 109,992 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 93,179 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,381 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,005 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,425 |
| Widest Countries East to West | 0 | - | 4.92 | 128,919 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,248 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,335 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,604 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,756 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,703 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,134 |
| Countries by Contribution to UN Budget | 0 | - | 4.86 | 72,973 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,616 |
| Countries with Double Letters | 0 | - | 4.96 | 93,546 |
| Countries that End in N | 0 | - | 4.94 | 157,031 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 258,854 |
| Countries with Six Letters | 0 | - | 4.93 | 210,527 |
| Countries with W | 0 | - | 4.97 | 158,331 |
| Countries with Z | 0 | - | 4.98 | 288,057 |
| Countries with Letters Missing | 0 | - | 4.97 | 184,652 |
| Countries That End in U | 0 | - | 4.95 | 119,577 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 132,731 |
| Countries that End in O | 0 | - | 4.92 | 158,610 |
| Countries that End in R | 0 | - | 4.87 | 118,326 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 154,894 |
| Countries Ending in "IA" | 0 | - | 4.99 | 207,260 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 169,447 |
| Countries by Last Two Letters | 0 | - | 4.85 | 134,570 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,115 |
| Countries That End in Y | 0 | - | 4.90 | 185,250 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 196,496 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 151,797 |
| Countries that End in I | 0 | - | 4.94 | 134,487 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 182,329 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,246 |
