| NATO Countries | 0 | - | 4.98 | 276,406 |
| EU Countries Quiz | 0 | - | 4.99 | 270,398 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 285,329 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 268,875 |
| Top Five Countries by Religion | 0 | - | 4.93 | 169,257 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 146,944 |
| Countries with NO Military | 0 | - | 4.97 | 61,264 |
| Countries by Number of Books Published | 0 | - | 4.95 | 71,980 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,987,775 |
| Majority Muslim Countries | 0 | - | 4.98 | 369,012 |
| Landlocked Countries | 0 | - | 4.99 | 414,438 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,723,496 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,933 |
| Himalayan Countries | 0 | - | 4.95 | 135,644 |
| Andean Countries | 0 | - | 4.94 | 82,995 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,345 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,397 |
| Coffee Producing Countries | 0 | - | 4.81 | 66,045 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,719 |
| Danube Countries | 0 | - | 4.97 | 71,161 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 115,877 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,623 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,664 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,565 |
| European Landlocked Countries | 0 | - | 4.99 | 145,864 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,334 |
| Countries with the Most Species | 0 | - | 4.99 | 95,290 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,484 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,229 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,397 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,007 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,647 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,011 |
| Countries in the Alps | 0 | - | 4.86 | 116,958 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,662 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,426 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,083 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,493 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,271 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,076 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,675 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,827 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,563 |
| Countries with the Most Christians | 0 | - | 4.92 | 141,640 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,133 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,227 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,091 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,518 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,814 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,816 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,247 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,724 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,303 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,880 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,747 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,940 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,674 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,409 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 49,818 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,230 |
| Largest Countries By Category | 0 | - | 4.97 | 156,891 |
| Countries by Countries | 0 | - | 4.96 | 62,341 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 317,398 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,039 |
| Buddhist Countries | 0 | - | 4.96 | 143,071 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,844 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 333,145 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 122,262 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,971 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,425 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 402,246 |
| Island Countries | 0 | - | 4.99 | 707,939 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,040,582 |
| Northernmost Countries | 0 | - | 4.99 | 358,171 |
| Countries of South America | 0 | - | 5.00 | 916,183 |
| Countries of Oceania | 0 | - | 5.00 | 1,042,331 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,851,262 |
| "Land" Countries | 0 | - | 4.98 | 333,876 |
| Countries with the Most Catholics | 0 | - | 4.90 | 108,178 |
| Orthodox Countries | 0 | - | 4.91 | 130,511 |
| Richest Island Countries | 0 | - | 4.84 | 99,630 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,364,657 |
| Monarchies of Europe | 0 | - | 4.90 | 97,428 |
| Monarchies of Asia | 0 | - | 4.97 | 70,659 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,613 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,481 |
| Countries with the Most Muslims | 0 | - | 4.95 | 159,398 |
| Countries with the Most Exports | 0 | - | 4.96 | 154,301 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 188,614 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,600 |
| Largest Economies in 2050 | 0 | - | 4.90 | 110,736 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 262,472 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.95 | 103,062 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.90 | 83,803 |
| Countries that Start with A | 0 | - | 4.97 | 2,148,800 |
| Countries that Start with B | 0 | - | 4.95 | 2,281,568 |
| Countries that Start with C | 0 | - | 4.96 | 1,811,730 |
| Countries that Start with D | 0 | - | 4.96 | 702,506 |
| Countries that Start with E | 0 | - | 4.95 | 1,368,657 |
| Countries that Start with G | 0 | - | 4.97 | 1,494,047 |
| Countries that Start with H | 0 | - | 4.96 | 598,739 |
| Countries that Start with I | 0 | - | 4.92 | 1,281,220 |
| Countries that Start with J | 0 | - | 4.98 | 596,789 |
| Countries that Start with K | 0 | - | 4.97 | 810,120 |
| Countries that Start with L | 0 | - | 4.98 | 1,083,802 |
| Countries that Start with N | 0 | - | 4.93 | 1,110,690 |
| Countries that Start with P | 0 | - | 4.94 | 1,209,416 |
| Countries that Start with S | 0 | - | 4.98 | 1,745,800 |
| Countries that Start with T | 0 | - | 4.90 | 1,004,876 |
| Countries that Start with U | 0 | - | 4.97 | 900,479 |
| Countries that Start with V | 0 | - | 4.98 | 605,603 |
| Countries that Start with F | 0 | - | 4.83 | 612,848 |
| Countries that Start with M | 0 | - | 4.97 | 1,374,349 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 110,726 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 194,079 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 117,584 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,647 |
| Countries with Megacities | 0 | - | 4.99 | 247,618 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,496 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,214 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,897 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,142 |
| Countries by Official Language | 0 | - | 4.95 | 192,950 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,377 |
| Countries in their Native Language | 0 | - | 4.99 | 196,802 |
| Independence from Whom | 0 | - | 4.99 | 209,910 |
| Subdivisions by Country | 0 | - | 4.86 | 50,104 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,901 |
| Megadiverse Countries | 0 | - | 4.97 | 133,967 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,961 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,957 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 125,468 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,877 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,769 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,057 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,192 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,222 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,254 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,761 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,743 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,458 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,557 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,541 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,732 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,416 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,567 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,357 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,081 |
| Countries With the Most Languages | 0 | - | 4.90 | 200,030 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 109,998 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,183 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,387 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,009 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,433 |
| Widest Countries East to West | 0 | - | 4.92 | 128,936 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,253 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,340 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,606 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,760 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,704 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,136 |
| Countries by Contribution to UN Budget | 0 | - | 4.89 | 73,205 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,619 |
| Countries with Double Letters | 0 | - | 4.96 | 93,554 |
| Countries that End in N | 0 | - | 4.94 | 157,036 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 258,860 |
| Countries with Six Letters | 0 | - | 4.93 | 210,531 |
| Countries with W | 0 | - | 4.97 | 158,334 |
| Countries with Z | 0 | - | 4.98 | 288,062 |
| Countries with Letters Missing | 0 | - | 4.97 | 184,654 |
| Countries That End in U | 0 | - | 4.95 | 119,580 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 132,736 |
| Countries that End in O | 0 | - | 4.92 | 158,612 |
| Countries that End in R | 0 | - | 4.87 | 118,328 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 154,895 |
| Countries Ending in "IA" | 0 | - | 4.99 | 207,266 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 169,452 |
| Countries by Last Two Letters | 0 | - | 4.85 | 134,572 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,118 |
| Countries That End in Y | 0 | - | 4.90 | 185,251 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 196,500 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 151,799 |
| Countries that End in I | 0 | - | 4.94 | 134,488 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 182,333 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,251 |
| Countries That End in NIA | 0 | - | 4.92 | 109,067 |
| Countries That End in BIA | 0 | - | 4.92 | 147,782 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,163 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 118,573 |
| Countries That End in RIA | 0 | - | 4.93 | 126,144 |
| Most Common Words in Official Country Names | 0 | - | 4.85 | 110,100 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 225,508 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 132,599 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 124,968 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 90,456 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 73,972 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,201 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 102,722 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 48,853 |
| Countries Containing Two or More Words | 0 | - | 4.96 | 52,907 |
