| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 110,926 |
| Majority Muslim Countries | 0 | - | 4.98 | 371,055 |
| Top Five Countries by Religion | 0 | - | 4.93 | 169,678 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,011 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,279 |
| Buddhist Countries | 0 | - | 4.96 | 143,237 |
| Countries with the Most Catholics | 0 | - | 4.90 | 108,427 |
| Orthodox Countries | 0 | - | 4.91 | 130,708 |
| Countries with the Most Muslims | 0 | - | 4.95 | 159,635 |
| NATO Countries | 0 | - | 4.98 | 277,426 |
| EU Countries Quiz | 0 | - | 4.99 | 271,046 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 285,879 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 269,665 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,188 |
| Countries with NO Military | 0 | - | 4.97 | 61,423 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,072 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,076,658 |
| Landlocked Countries | 0 | - | 4.99 | 415,586 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 318,010 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 333,604 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,581 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 49,951 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,328 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 122,519 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,732,619 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,402 |
| Himalayan Countries | 0 | - | 4.95 | 136,048 |
| Andean Countries | 0 | - | 4.94 | 83,213 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,526 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,690 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,218 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,864 |
| Danube Countries | 0 | - | 4.97 | 71,283 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,029 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,731 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,912 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,855 |
| European Landlocked Countries | 0 | - | 4.99 | 145,993 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,566 |
| Countries with the Most Species | 0 | - | 4.99 | 95,358 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,694 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,277 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,446 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,078 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,730 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,098 |
| Countries in the Alps | 0 | - | 4.86 | 117,153 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,779 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,637 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,171 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,608 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,409 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,160 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,829 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,910 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,712 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,228 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,281 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,153 |
| Sharia Law Countries | 0 | - | 4.48 | 63,437 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,635 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,900 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,911 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,516 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,810 |
| Countries with the Most Cathedrals | 0 | - | 4.51 | 39,942 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,361 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,062 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,394 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,264 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,744 |
| Largest Countries By Category | 0 | - | 4.97 | 157,070 |
| Countries by Countries | 0 | - | 4.96 | 62,464 |
| Richest Island Countries | 0 | - | 4.84 | 99,828 |
| Monarchies of Europe | 0 | - | 4.90 | 97,568 |
| Monarchies of Asia | 0 | - | 4.97 | 70,751 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 234,264 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,861 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,975 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,558 |
| Countries with the Most Exports | 0 | - | 4.96 | 154,551 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 188,852 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,733 |
| Largest Economies in 2050 | 0 | - | 4.90 | 110,874 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 267,070 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.95 | 103,528 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.90 | 83,956 |
| Countries that Start with A | 0 | - | 4.98 | 2,151,459 |
| Countries that Start with B | 0 | - | 4.95 | 2,283,968 |
| Countries that Start with C | 0 | - | 4.96 | 1,813,600 |
| Countries that Start with D | 0 | - | 4.96 | 703,819 |
| Countries that Start with E | 0 | - | 4.95 | 1,370,197 |
| Countries that Start with G | 0 | - | 4.97 | 1,495,717 |
| Countries that Start with H | 0 | - | 4.96 | 599,816 |
| Countries that Start with I | 0 | - | 4.92 | 1,282,502 |
| Countries that Start with J | 0 | - | 4.98 | 597,856 |
| Countries that Start with K | 0 | - | 4.97 | 811,100 |
| Countries that Start with L | 0 | - | 4.98 | 1,085,028 |
| Countries that Start with N | 0 | - | 4.93 | 1,111,943 |
| Countries that Start with P | 0 | - | 4.94 | 1,210,615 |
| Countries that Start with S | 0 | - | 4.98 | 1,747,440 |
| Countries that Start with T | 0 | - | 4.90 | 1,005,795 |
| Countries that Start with U | 0 | - | 4.97 | 901,209 |
| Countries that Start with V | 0 | - | 4.98 | 606,230 |
| Countries that Start with F | 0 | - | 4.83 | 613,741 |
| Countries that Start with M | 0 | - | 4.97 | 1,375,687 |
| Five Countries by a Single Word by Continent | 0 | - | 4.91 | 77,548 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 194,306 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 117,754 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,022 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,888 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 402,906 |
| Island Countries | 0 | - | 4.99 | 708,418 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,367,749 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,042,002 |
| Northernmost Countries | 0 | - | 4.99 | 358,823 |
| Countries of South America | 0 | - | 5.00 | 918,189 |
| Countries of Oceania | 0 | - | 5.00 | 1,044,686 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,855,126 |
| "Land" Countries | 0 | - | 4.98 | 334,148 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,068 |
| Catholic Countries | 0 | - | 4.78 | 213,930 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,333 |
| Richest Countries A-Z | 0 | - | 4.92 | 102,233 |
| Large Countries with Small Economies | 0 | - | 4.94 | 80,489 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,480 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,364 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,616 |
| Top 10 Most Islamic European Countries | 0 | - | 4.75 | 160,485 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,539 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,189 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,438,315 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,468 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,967 |
| Countries with Megacities | 0 | - | 4.99 | 248,347 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,868 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,391 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,258 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,324 |
| Countries by Official Language | 0 | - | 4.95 | 193,236 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,794 |
| Countries in their Native Language | 0 | - | 4.99 | 197,066 |
| Independence from Whom | 0 | - | 4.99 | 210,208 |
| Subdivisions by Country | 0 | - | 4.86 | 50,155 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,102 |
| Megadiverse Countries | 0 | - | 4.96 | 134,475 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,230 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,029 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,554 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,917 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,907 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,141 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,380 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,469 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,311 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,789 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 75,984 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,530 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,636 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,597 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,811 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,133 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,617 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,827 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,550 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,269 |
| Countries With the Most Languages | 0 | - | 4.89 | 200,409 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,141 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,338 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,527 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,092 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,554 |
| Widest Countries East to West | 0 | - | 4.92 | 129,048 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,293 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,520 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,661 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,880 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,864 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,254 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 76,820 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,649 |
| Countries with Double Letters | 0 | - | 4.96 | 93,736 |
| Countries that End in N | 0 | - | 4.94 | 157,171 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 259,095 |
| Countries with Six Letters | 0 | - | 4.93 | 210,757 |
| Countries with W | 0 | - | 4.97 | 158,448 |
| Countries with Z | 0 | - | 4.98 | 288,304 |
| Countries with Letters Missing | 0 | - | 4.97 | 184,801 |
| Countries That End in U | 0 | - | 4.95 | 119,626 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 132,920 |
| Countries that End in O | 0 | - | 4.92 | 158,675 |
| Countries that End in R | 0 | - | 4.87 | 118,388 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 154,944 |
| Countries Ending in "IA" | 0 | - | 4.99 | 207,462 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 169,588 |
| Countries by Last Two Letters | 0 | - | 4.85 | 134,685 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,235 |
| Countries That End in Y | 0 | - | 4.90 | 185,302 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 196,652 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 151,942 |
