| Countries that Start with A | 0 | - | 4.98 | 2,175,521 |
| Countries that Start with B | 0 | - | 4.95 | 2,306,250 |
| Countries that Start with C | 0 | - | 4.96 | 1,831,283 |
| Countries that Start with D | 0 | - | 4.96 | 716,304 |
| Countries that Start with E | 0 | - | 4.95 | 1,384,940 |
| Countries that Start with G | 0 | - | 4.97 | 1,511,374 |
| Countries that Start with H | 0 | - | 4.96 | 609,500 |
| Countries that Start with I | 0 | - | 4.92 | 1,294,464 |
| Countries that Start with J | 0 | - | 4.98 | 606,884 |
| Countries that Start with K | 0 | - | 4.97 | 820,679 |
| Countries that Start with L | 0 | - | 4.98 | 1,096,696 |
| Countries that Start with N | 0 | - | 4.93 | 1,123,750 |
| Countries that Start with P | 0 | - | 4.94 | 1,221,919 |
| Countries that Start with S | 0 | - | 4.98 | 1,763,019 |
| Countries that Start with T | 0 | - | 4.90 | 1,014,843 |
| Countries that Start with U | 0 | - | 4.97 | 908,414 |
| Countries that Start with V | 0 | - | 4.98 | 611,958 |
| Countries that Start with F | 0 | - | 4.83 | 621,232 |
| Countries that Start with M | 0 | - | 4.97 | 1,388,146 |
| One Country By Letter By Continent | 0 | - | 5.00 | 125,589 |
| Countries Bordering "U" Countries | 0 | - | 4.83 | 24,865 |
| Countries that Start with R | 0 | - | 4.43 | 450,241 |
| Richest Countries A-Z | 0 | - | 4.91 | 104,032 |
| Majority Muslim Countries | 0 | - | 4.98 | 377,641 |
| NATO Countries | 0 | - | 4.98 | 283,397 |
| EU Countries Quiz | 0 | - | 4.99 | 277,874 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 291,351 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 276,937 |
| Top Five Countries by Religion | 0 | - | 4.93 | 173,358 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,748 |
| Countries with NO Military | 0 | - | 4.97 | 63,401 |
| Countries by Number of Books Published | 0 | - | 4.95 | 73,086 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,873,187 |
| Countries with the Most Christians | 0 | - | 4.93 | 144,663 |
| Countries with the Most Tanks | 0 | - | 4.91 | 108,280 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 51,145 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 75,148 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 323,776 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 89,105 |
| Buddhist Countries | 0 | - | 4.96 | 145,083 |
| Countries with the Most Billionaires | 0 | - | 4.91 | 336,909 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,669 |
| Landlocked Countries | 0 | - | 4.99 | 425,762 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,803,986 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,836 |
| Countries with the Most Catholics | 0 | - | 4.90 | 110,411 |
| Orthodox Countries | 0 | - | 4.92 | 132,787 |
| Richest Island Countries | 0 | - | 4.85 | 101,210 |
| Battle to Country | 0 | - | 4.91 | 53,947 |
| Monarchies of Europe | 0 | - | 4.90 | 98,865 |
| Monarchies of Asia | 0 | - | 4.97 | 71,501 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 238,166 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 227,108 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 193,723 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 124,042 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,283 |
| Countries with the Most Muslims | 0 | - | 4.95 | 161,175 |
| Countries with the Most Exports | 0 | - | 4.96 | 156,149 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,466 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,771 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,922 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 274,791 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,968 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 85,069 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,525 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 196,130 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 119,071 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 67,008 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,867 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,358 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,671 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,660 |
| Island Countries | 0 | - | 4.99 | 712,537 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,212 |
| Himalayan Countries | 0 | - | 4.93 | 140,210 |
| Andean Countries | 0 | - | 4.94 | 85,427 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,578 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,968 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,142 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,417 |
| Danube Countries | 0 | - | 4.97 | 72,378 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,577 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,826 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,098 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,592 |
| European Landlocked Countries | 0 | - | 4.99 | 147,599 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,289 |
| Countries with the Most Species | 0 | - | 4.99 | 103,555 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,397 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,775 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,881 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,836 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,575 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,008 |
| Countries in the Alps | 0 | - | 4.87 | 118,764 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,613 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,842 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,957 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,019 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,942 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,244 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,388 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,856 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,415 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,168 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,862 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,738 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,552 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,778 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,884 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,820 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,604 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 69,156 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,658 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,677 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,120 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,498 |
| Largest Countries By Category | 0 | - | 4.97 | 158,854 |
| Countries by Countries | 0 | - | 4.96 | 63,638 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,393,493 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,251 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,399 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,100 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,054,631 |
| Northernmost Countries | 0 | - | 4.99 | 363,950 |
| Countries of South America | 0 | - | 5.00 | 932,584 |
| Countries of Oceania | 0 | - | 5.00 | 1,063,218 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,889,012 |
| "Land" Countries | 0 | - | 4.98 | 338,364 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,703 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,827 |
| Large Countries with Small Economies | 0 | - | 4.95 | 81,300 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,867 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,786 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,733 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 154,871 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 100,595 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,677 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,454,030 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,464 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,133 |
| Countries with Megacities | 0 | - | 4.99 | 267,073 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,825 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,123 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,141 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,231 |
| Name a World Capital A-Z | 0 | - | 5.00 | 177,039 |
| Countries by Official Language | 0 | - | 4.95 | 195,982 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,612 |
| Countries in their Native Language | 0 | - | 4.99 | 199,728 |
| Independence from Whom | 0 | - | 4.99 | 213,051 |
| Subdivisions by Country | 0 | - | 4.87 | 50,613 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,424 |
| Megadiverse Countries | 0 | - | 4.96 | 135,275 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,937 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,537 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,653 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,228 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,965 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,847 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,106 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,569 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,036 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,254 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 78,518 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 108,375 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,441 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,141 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,579 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,841 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,342 |
| World Map Quiz | 0 | - | 4.81 | 65,719 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 159,210 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,711 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,241 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,076 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,555 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,558 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,424 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,528 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,724 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,688 |
| Tallest Countries North to South | 0 | - | 4.86 | 130,704 |
| Widest Countries East to West | 0 | - | 4.92 | 130,451 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,597 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,254 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,515 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,061 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,964 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,481 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,502 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,889 |
| Countries with Double Letters | 0 | - | 4.96 | 97,063 |
| Countries that End in N | 0 | - | 4.95 | 171,922 |
| Countries with Five Letters | 0 | - | 4.96 | 283,751 |
| Countries with Six Letters | 0 | - | 4.94 | 214,460 |
| Countries with W | 0 | - | 4.96 | 160,924 |
| Countries with Z | 0 | - | 4.98 | 292,436 |
| Countries with Letters Missing | 0 | - | 4.96 | 187,281 |
| Countries That End in U | 0 | - | 4.95 | 121,186 |
