| NATO Countries | 0 | - | 4.98 | 278,023 |
| EU Countries Quiz | 0 | - | 4.99 | 271,575 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 286,327 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 270,318 |
| Top Five Countries by Religion | 0 | - | 4.93 | 169,985 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,400 |
| Countries with NO Military | 0 | - | 4.97 | 61,583 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,166 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,156,585 |
| Majority Muslim Countries | 0 | - | 4.98 | 371,776 |
| Landlocked Countries | 0 | - | 4.99 | 416,570 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,740,057 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,891 |
| Himalayan Countries | 0 | - | 4.95 | 136,466 |
| Andean Countries | 0 | - | 4.95 | 83,470 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,731 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,969 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,406 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,009 |
| Danube Countries | 0 | - | 4.97 | 71,388 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,199 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,841 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,134 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,098 |
| European Landlocked Countries | 0 | - | 4.99 | 146,121 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,751 |
| Countries with the Most Species | 0 | - | 4.99 | 101,365 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,886 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,328 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,505 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,153 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,801 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,181 |
| Countries in the Alps | 0 | - | 4.86 | 117,309 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,891 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,873 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,248 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,736 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,810 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,249 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,975 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,990 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,794 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,271 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,324 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,358 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,202 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,718 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,986 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,000 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,690 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,889 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,427 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,230 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,957 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,550 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,820 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,746 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,090 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,433 |
| Largest Countries By Category | 0 | - | 4.97 | 157,244 |
| Countries by Countries | 0 | - | 4.96 | 62,588 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 318,595 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,490 |
| Buddhist Countries | 0 | - | 4.96 | 143,387 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,075 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 333,918 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 122,727 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,732 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,797 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 403,714 |
| Island Countries | 0 | - | 4.99 | 708,778 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,043,246 |
| Northernmost Countries | 0 | - | 4.99 | 359,328 |
| Countries of South America | 0 | - | 5.00 | 919,554 |
| Countries of Oceania | 0 | - | 5.00 | 1,046,502 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,858,407 |
| "Land" Countries | 0 | - | 4.98 | 334,571 |
| Countries with the Most Catholics | 0 | - | 4.90 | 108,628 |
| Orthodox Countries | 0 | - | 4.92 | 130,913 |
| Richest Island Countries | 0 | - | 4.84 | 99,968 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,370,227 |
| Monarchies of Europe | 0 | - | 4.90 | 97,690 |
| Monarchies of Asia | 0 | - | 4.97 | 70,825 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,055 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,623 |
| Countries with the Most Muslims | 0 | - | 4.95 | 159,785 |
| Countries with the Most Exports | 0 | - | 4.96 | 154,709 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 189,013 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,812 |
| Largest Economies in 2050 | 0 | - | 4.90 | 110,976 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 268,393 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 103,682 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,079 |
| Countries that Start with A | 0 | - | 4.98 | 2,153,677 |
| Countries that Start with B | 0 | - | 4.95 | 2,285,963 |
| Countries that Start with C | 0 | - | 4.96 | 1,815,205 |
| Countries that Start with D | 0 | - | 4.96 | 704,895 |
| Countries that Start with E | 0 | - | 4.95 | 1,371,560 |
| Countries that Start with G | 0 | - | 4.97 | 1,497,068 |
| Countries that Start with H | 0 | - | 4.96 | 600,744 |
| Countries that Start with I | 0 | - | 4.92 | 1,283,545 |
| Countries that Start with J | 0 | - | 4.98 | 598,761 |
| Countries that Start with K | 0 | - | 4.97 | 811,939 |
| Countries that Start with L | 0 | - | 4.98 | 1,086,042 |
| Countries that Start with N | 0 | - | 4.93 | 1,113,007 |
| Countries that Start with P | 0 | - | 4.94 | 1,211,864 |
| Countries that Start with S | 0 | - | 4.98 | 1,748,840 |
| Countries that Start with T | 0 | - | 4.90 | 1,006,603 |
| Countries that Start with U | 0 | - | 4.97 | 901,856 |
| Countries that Start with V | 0 | - | 4.98 | 607,070 |
| Countries that Start with F | 0 | - | 4.83 | 614,495 |
| Countries that Start with M | 0 | - | 4.97 | 1,376,845 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,083 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 194,471 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 117,876 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,254 |
| Countries with Megacities | 0 | - | 4.99 | 248,889 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,105 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,534 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,463 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,483 |
| Countries by Official Language | 0 | - | 4.95 | 193,985 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 294,496 |
| Countries in their Native Language | 0 | - | 4.99 | 197,613 |
| Independence from Whom | 0 | - | 4.99 | 210,786 |
| Subdivisions by Country | 0 | - | 4.86 | 50,192 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,312 |
| Megadiverse Countries | 0 | - | 4.96 | 134,528 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,812 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,073 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 125,623 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,946 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,429 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,209 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,567 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,541 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,368 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,804 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,149 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,578 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,681 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,636 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,850 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,682 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,046 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,654 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,388 |
| Countries With the Most Languages | 0 | - | 4.90 | 200,679 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,257 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,452 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,612 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,141 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,636 |
| Widest Countries East to West | 0 | - | 4.92 | 129,133 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,326 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,633 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,907 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,950 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,968 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,349 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,082 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,669 |
| Countries with Double Letters | 0 | - | 4.96 | 94,093 |
| Countries that End in N | 0 | - | 4.95 | 165,022 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 259,523 |
| Countries with Six Letters | 0 | - | 4.93 | 211,091 |
| Countries with W | 0 | - | 4.97 | 158,770 |
| Countries with Z | 0 | - | 4.98 | 288,706 |
| Countries with Letters Missing | 0 | - | 4.97 | 185,005 |
| Countries That End in U | 0 | - | 4.95 | 119,893 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 133,130 |
| Countries that End in O | 0 | - | 4.92 | 158,844 |
| Countries that End in R | 0 | - | 4.87 | 118,496 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,139 |
| Countries Ending in "IA" | 0 | - | 4.99 | 207,715 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 169,721 |
| Countries by Last Two Letters | 0 | - | 4.85 | 134,803 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,363 |
| Countries That End in Y | 0 | - | 4.90 | 185,403 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 196,813 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,075 |
| Countries that End in I | 0 | - | 4.94 | 134,655 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 182,674 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,401 |
| Countries That End in NIA | 0 | - | 4.92 | 109,284 |
| Countries That End in BIA | 0 | - | 4.93 | 148,546 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,416 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 118,757 |
| Countries That End in RIA | 0 | - | 4.93 | 126,326 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,315 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 226,053 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 132,851 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 125,186 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 90,762 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,138 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,426 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 102,931 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 48,990 |
| Countries Containing Two or More Words | 0 | - | 4.96 | 53,188 |
