| NATO Countries | 0 | - | 4.98 | 279,695 |
| EU Countries Quiz | 0 | - | 4.99 | 273,366 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 287,806 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 272,398 |
| Top Five Countries by Religion | 0 | - | 4.93 | 171,010 |
| Countries with NO Military | 0 | - | 4.97 | 62,077 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,460 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,383,543 |
| Majority Muslim Countries | 0 | - | 4.98 | 373,679 |
| Landlocked Countries | 0 | - | 4.99 | 419,589 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,761,106 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,267 |
| Himalayan Countries | 0 | - | 4.95 | 137,709 |
| Andean Countries | 0 | - | 4.95 | 84,074 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,315 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,832 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,941 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,431 |
| Danube Countries | 0 | - | 4.97 | 71,728 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,651 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,124 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,768 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,844 |
| European Landlocked Countries | 0 | - | 4.99 | 146,848 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,219 |
| Countries with the Most Species | 0 | - | 4.99 | 102,990 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,380 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,452 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,613 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,358 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,032 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,427 |
| Countries in the Alps | 0 | - | 4.87 | 117,797 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,206 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,509 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,459 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,170 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,177 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,764 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,361 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,252 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,012 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,970 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,612 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,519 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,367 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,980 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,246 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,267 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,318 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,102 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,614 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,638 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,670 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,400 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,034 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,254 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,450 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,708 |
| Largest Countries By Category | 0 | - | 4.97 | 157,768 |
| Countries by Countries | 0 | - | 4.96 | 62,914 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 320,213 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,022 |
| Buddhist Countries | 0 | - | 4.96 | 144,195 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,394 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 335,151 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 123,346 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,556 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,772 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,549 |
| Island Countries | 0 | - | 4.99 | 710,041 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,046,785 |
| Northernmost Countries | 0 | - | 4.99 | 360,793 |
| Countries of South America | 0 | - | 5.00 | 923,863 |
| Countries of Oceania | 0 | - | 5.00 | 1,052,406 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,868,687 |
| "Land" Countries | 0 | - | 4.98 | 335,952 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,241 |
| Orthodox Countries | 0 | - | 4.92 | 131,438 |
| Richest Island Countries | 0 | - | 4.84 | 100,393 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,377,222 |
| Monarchies of Europe | 0 | - | 4.90 | 98,036 |
| Monarchies of Asia | 0 | - | 4.97 | 71,032 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 235,791 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,679 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,818 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,251 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,249 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 189,542 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,344 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,351 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 270,890 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,167 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,448 |
| Countries that Start with A | 0 | - | 4.98 | 2,160,503 |
| Countries that Start with B | 0 | - | 4.95 | 2,292,304 |
| Countries that Start with C | 0 | - | 4.96 | 1,820,388 |
| Countries that Start with D | 0 | - | 4.96 | 708,445 |
| Countries that Start with E | 0 | - | 4.95 | 1,375,815 |
| Countries that Start with G | 0 | - | 4.97 | 1,501,651 |
| Countries that Start with H | 0 | - | 4.96 | 603,782 |
| Countries that Start with I | 0 | - | 4.92 | 1,286,965 |
| Countries that Start with J | 0 | - | 4.98 | 601,570 |
| Countries that Start with K | 0 | - | 4.97 | 814,902 |
| Countries that Start with L | 0 | - | 4.98 | 1,089,661 |
| Countries that Start with N | 0 | - | 4.93 | 1,116,641 |
| Countries that Start with P | 0 | - | 4.94 | 1,215,083 |
| Countries that Start with S | 0 | - | 4.98 | 1,753,326 |
| Countries that Start with T | 0 | - | 4.90 | 1,009,002 |
| Countries that Start with U | 0 | - | 4.97 | 903,839 |
| Countries that Start with V | 0 | - | 4.98 | 608,828 |
| Countries that Start with F | 0 | - | 4.83 | 616,840 |
| Countries that Start with M | 0 | - | 4.97 | 1,380,461 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,594 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 195,044 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,250 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,213 |
| Countries with Megacities | 0 | - | 4.99 | 262,138 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,061 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,096 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,360 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,132 |
| Countries by Official Language | 0 | - | 4.95 | 194,769 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,703 |
| Countries in their Native Language | 0 | - | 4.99 | 198,314 |
| Independence from Whom | 0 | - | 4.99 | 211,484 |
| Subdivisions by Country | 0 | - | 4.86 | 50,316 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,833 |
| Megadiverse Countries | 0 | - | 4.96 | 134,814 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,640 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,213 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,789 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,033 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,787 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,419 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,065 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,881 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,522 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,010 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,139 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,751 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,026 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,822 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,189 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,101 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,639 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 105,008 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,731 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,532 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,601 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,746 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,888 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,307 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,343 |
| Widest Countries East to West | 0 | - | 4.92 | 129,434 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,402 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,037 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,019 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,570 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,304 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,620 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,269 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,738 |
| Countries with Double Letters | 0 | - | 4.97 | 95,199 |
| Countries that End in N | 0 | - | 4.95 | 170,206 |
| Countries with Five Letters | 0 | - | 4.96 | 280,868 |
| Countries with Six Letters | 0 | - | 4.94 | 212,639 |
| Countries with W | 0 | - | 4.97 | 159,595 |
| Countries with Z | 0 | - | 4.98 | 290,118 |
| Countries with Letters Missing | 0 | - | 4.96 | 185,835 |
| Countries That End in U | 0 | - | 4.95 | 120,449 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 133,856 |
| Countries that End in O | 0 | - | 4.92 | 159,238 |
| Countries that End in R | 0 | - | 4.87 | 118,760 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,538 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,453 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,198 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,138 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,739 |
| Countries That End in Y | 0 | - | 4.91 | 185,672 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,366 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,503 |
| Countries that End in I | 0 | - | 4.94 | 134,905 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 183,345 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,613 |
| Countries That End in NIA | 0 | - | 4.92 | 109,554 |
| Countries That End in BIA | 0 | - | 4.93 | 148,901 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,799 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,124 |
| Countries That End in RIA | 0 | - | 4.93 | 126,581 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,712 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 226,881 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,319 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 125,694 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 91,224 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,371 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,730 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,302 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,233 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 53,626 |
