| Countries that Start with A | 0 | - | 4.98 | 2,175,174 |
| Countries that Start with B | 0 | - | 4.95 | 2,305,950 |
| Countries that Start with C | 0 | - | 4.96 | 1,831,038 |
| Countries that Start with D | 0 | - | 4.96 | 716,151 |
| Countries that Start with E | 0 | - | 4.95 | 1,384,754 |
| Countries that Start with G | 0 | - | 4.97 | 1,511,163 |
| Countries that Start with H | 0 | - | 4.96 | 609,381 |
| Countries that Start with I | 0 | - | 4.92 | 1,294,301 |
| Countries that Start with J | 0 | - | 4.98 | 606,752 |
| Countries that Start with K | 0 | - | 4.97 | 820,559 |
| Countries that Start with L | 0 | - | 4.98 | 1,096,536 |
| Countries that Start with N | 0 | - | 4.93 | 1,123,599 |
| Countries that Start with P | 0 | - | 4.94 | 1,221,778 |
| Countries that Start with S | 0 | - | 4.98 | 1,762,812 |
| Countries that Start with T | 0 | - | 4.90 | 1,014,731 |
| Countries that Start with U | 0 | - | 4.97 | 908,331 |
| Countries that Start with V | 0 | - | 4.98 | 611,889 |
| Countries that Start with F | 0 | - | 4.83 | 621,139 |
| Countries that Start with M | 0 | - | 4.97 | 1,387,973 |
| One Country By Letter By Continent | 0 | - | 5.00 | 125,529 |
| Countries Bordering "U" Countries | 0 | - | 4.83 | 24,851 |
| Countries that Start with R | 0 | - | 4.43 | 450,172 |
| Richest Countries A-Z | 0 | - | 4.91 | 104,017 |
| Majority Muslim Countries | 0 | - | 4.98 | 377,547 |
| NATO Countries | 0 | - | 4.98 | 283,318 |
| EU Countries Quiz | 0 | - | 4.99 | 277,773 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 291,268 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 276,847 |
| Top Five Countries by Religion | 0 | - | 4.93 | 173,300 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,707 |
| Countries with NO Military | 0 | - | 4.97 | 63,366 |
| Countries by Number of Books Published | 0 | - | 4.95 | 73,074 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,861,321 |
| Countries with the Most Christians | 0 | - | 4.93 | 144,622 |
| Countries with the Most Tanks | 0 | - | 4.91 | 108,252 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 51,128 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 75,140 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 323,718 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 89,072 |
| Buddhist Countries | 0 | - | 4.96 | 145,053 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 336,874 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,643 |
| Landlocked Countries | 0 | - | 4.99 | 425,560 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,803,055 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,831 |
| Countries with the Most Catholics | 0 | - | 4.90 | 110,390 |
| Orthodox Countries | 0 | - | 4.92 | 132,767 |
| Richest Island Countries | 0 | - | 4.85 | 101,199 |
| Battle to Country | 0 | - | 4.91 | 53,936 |
| Monarchies of Europe | 0 | - | 4.90 | 98,840 |
| Monarchies of Asia | 0 | - | 4.97 | 71,489 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 238,125 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 227,067 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 193,682 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 123,999 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,276 |
| Countries with the Most Muslims | 0 | - | 4.95 | 161,151 |
| Countries with the Most Exports | 0 | - | 4.96 | 156,130 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,447 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,763 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,908 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 274,688 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,954 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 85,053 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,506 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 196,090 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 119,054 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,984 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,791 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,229 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,621 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,564 |
| Island Countries | 0 | - | 4.99 | 712,473 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,135 |
| Himalayan Countries | 0 | - | 4.93 | 140,139 |
| Andean Countries | 0 | - | 4.94 | 85,380 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,527 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,918 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,100 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,379 |
| Danube Countries | 0 | - | 4.97 | 72,351 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,550 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,802 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,055 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,554 |
| European Landlocked Countries | 0 | - | 4.99 | 147,579 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,256 |
| Countries with the Most Species | 0 | - | 4.99 | 103,544 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,367 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,764 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,870 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,819 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,558 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,986 |
| Countries in the Alps | 0 | - | 4.87 | 118,738 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,561 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,806 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,944 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,999 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,916 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,230 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,366 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,828 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,403 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,152 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,849 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,727 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,536 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,762 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,864 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,772 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,588 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,764 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,636 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,579 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,081 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,488 |
| Largest Countries By Category | 0 | - | 4.97 | 158,819 |
| Countries by Countries | 0 | - | 4.96 | 63,616 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,393,093 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,219 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,389 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,082 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,054,456 |
| Northernmost Countries | 0 | - | 4.99 | 363,882 |
| Countries of South America | 0 | - | 5.00 | 932,328 |
| Countries of Oceania | 0 | - | 5.00 | 1,062,941 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,888,456 |
| "Land" Countries | 0 | - | 4.98 | 338,333 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,688 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,819 |
| Large Countries with Small Economies | 0 | - | 4.95 | 81,289 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,852 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,763 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,729 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 154,858 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 100,586 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,669 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,453,799 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,406 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,086 |
| Countries with Megacities | 0 | - | 4.99 | 266,989 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,799 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,098 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,107 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,207 |
| Name a World Capital A-Z | 0 | - | 5.00 | 177,018 |
| Countries by Official Language | 0 | - | 4.95 | 195,955 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,577 |
| Countries in their Native Language | 0 | - | 4.99 | 199,698 |
| Independence from Whom | 0 | - | 4.99 | 213,013 |
| Subdivisions by Country | 0 | - | 4.87 | 50,605 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,403 |
| Megadiverse Countries | 0 | - | 4.96 | 135,264 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,914 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,530 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,611 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,222 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,790 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,835 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,090 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,559 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,990 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,250 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 78,485 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 108,362 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,437 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,138 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,567 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,807 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,299 |
| World Map Quiz | 0 | - | 4.81 | 65,677 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 159,137 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,697 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,211 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,051 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,539 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,514 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,410 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,510 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,705 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,680 |
| Tallest Countries North to South | 0 | - | 4.86 | 130,656 |
| Widest Countries East to West | 0 | - | 4.92 | 130,434 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,592 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,234 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,512 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,053 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,954 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,460 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,492 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,887 |
| Countries with Double Letters | 0 | - | 4.96 | 97,026 |
| Countries that End in N | 0 | - | 4.95 | 171,890 |
| Countries with Five Letters | 0 | - | 4.96 | 283,700 |
| Countries with Six Letters | 0 | - | 4.94 | 214,430 |
| Countries with W | 0 | - | 4.96 | 160,906 |
| Countries with Z | 0 | - | 4.98 | 292,392 |
| Countries with Letters Missing | 0 | - | 4.96 | 187,262 |
| Countries That End in U | 0 | - | 4.95 | 121,174 |