| One Country By Letter By Continent | 0 | - | 5.00 | 123,040 |
| Countries that Start with A | 0 | - | 4.98 | 2,156,408 |
| Countries that Start with B | 0 | - | 4.95 | 2,288,473 |
| Countries that Start with C | 0 | - | 4.96 | 1,817,242 |
| Countries that Start with D | 0 | - | 4.96 | 706,293 |
| Countries that Start with E | 0 | - | 4.95 | 1,373,243 |
| Countries that Start with G | 0 | - | 4.97 | 1,498,825 |
| Countries that Start with H | 0 | - | 4.96 | 601,933 |
| Countries that Start with I | 0 | - | 4.92 | 1,284,897 |
| Countries that Start with J | 0 | - | 4.98 | 599,881 |
| Countries that Start with K | 0 | - | 4.97 | 813,010 |
| Countries that Start with L | 0 | - | 4.98 | 1,087,701 |
| Countries that Start with N | 0 | - | 4.93 | 1,114,403 |
| Countries that Start with P | 0 | - | 4.94 | 1,213,094 |
| Countries that Start with S | 0 | - | 4.98 | 1,750,678 |
| Countries that Start with T | 0 | - | 4.90 | 1,007,569 |
| Countries that Start with U | 0 | - | 4.97 | 902,636 |
| Countries that Start with V | 0 | - | 4.98 | 607,745 |
| Countries that Start with F | 0 | - | 4.83 | 615,441 |
| Countries that Start with M | 0 | - | 4.97 | 1,378,250 |
| Countries Bordering "U" Countries | 0 | - | 4.82 | 24,341 |
| Countries that Start with R | 0 | - | 4.43 | 446,028 |
| Richest Countries A-Z | 0 | - | 4.91 | 102,574 |
| Majority Muslim Countries | 0 | - | 4.98 | 372,530 |
| NATO Countries | 0 | - | 4.98 | 278,708 |
| EU Countries Quiz | 0 | - | 4.99 | 272,302 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 286,924 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 271,146 |
| Top Five Countries by Religion | 0 | - | 4.93 | 170,413 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,727 |
| Countries with NO Military | 0 | - | 4.97 | 61,794 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,304 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,244,915 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 319,254 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 334,296 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,544 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,966 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,230 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,547 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,715 |
| Buddhist Countries | 0 | - | 4.96 | 143,562 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 122,965 |
| Landlocked Countries | 0 | - | 4.99 | 417,674 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,748,629 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,343 |
| Countries with the Most Catholics | 0 | - | 4.90 | 108,874 |
| Orthodox Countries | 0 | - | 4.92 | 131,109 |
| Richest Island Countries | 0 | - | 4.84 | 100,137 |
| Battle to Country | 0 | - | 4.91 | 53,040 |
| Monarchies of Europe | 0 | - | 4.90 | 97,817 |
| Monarchies of Asia | 0 | - | 4.97 | 70,900 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 235,076 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 224,164 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 191,483 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,329 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,719 |
| Countries with the Most Muslims | 0 | - | 4.95 | 159,973 |
| Countries with the Most Exports | 0 | - | 4.96 | 154,907 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 189,211 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,900 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,107 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 269,486 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 103,852 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,232 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,298 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 194,675 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,049 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,895 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,234 |
| European Geography By Letter - P #1 | 0 | - | 4.80 | 96,756 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,914 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,266 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,461 |
| Island Countries | 0 | - | 4.99 | 709,258 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,384 |
| Himalayan Countries | 0 | - | 4.94 | 136,903 |
| Andean Countries | 0 | - | 4.95 | 83,671 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,933 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,262 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,596 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,182 |
| Danube Countries | 0 | - | 4.97 | 71,525 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,363 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,942 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,398 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,461 |
| European Landlocked Countries | 0 | - | 4.99 | 146,324 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,955 |
| Countries with the Most Species | 0 | - | 4.99 | 102,617 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,078 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,376 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,550 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,227 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,885 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,268 |
| Countries in the Alps | 0 | - | 4.86 | 117,494 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,004 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,123 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,334 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,851 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,951 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,365 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,124 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,081 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,884 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,430 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,419 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,270 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,826 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,097 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,108 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,937 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,973 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,501 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,364 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,676 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,884 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,908 |
| Largest Countries By Category | 0 | - | 4.97 | 157,442 |
| Countries by Countries | 0 | - | 4.96 | 62,718 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,590 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,372,956 |
| Large Countries with Small Economies | 0 | - | 4.95 | 80,668 |
| Country Flags with the Most White | 0 | - | 4.87 | 138,028 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,120 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,440 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,199 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,044,696 |
| Northernmost Countries | 0 | - | 4.99 | 359,928 |
| Countries of South America | 0 | - | 5.00 | 921,263 |
| Countries of Oceania | 0 | - | 5.00 | 1,048,973 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,862,451 |
| "Land" Countries | 0 | - | 4.98 | 335,438 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,745 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,633 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,752 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,807 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 99,836 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,281 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,673 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 86,030 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 82,708 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,441,550 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,288 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,625 |
| Countries with Megacities | 0 | - | 4.99 | 249,660 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,462 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,751 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,799 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,720 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,172 |
| Countries by Official Language | 0 | - | 4.95 | 194,405 |
| All OPEC Countries Ever | 0 | - | 4.75 | 90,112 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,228 |
| Countries in their Native Language | 0 | - | 4.99 | 197,968 |
| Independence from Whom | 0 | - | 4.99 | 211,066 |
| Subdivisions by Country | 0 | - | 4.86 | 50,240 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,514 |
| Countries in World War I | 0 | - | 4.88 | 227,659 |
| Megadiverse Countries | 0 | - | 4.96 | 134,679 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 228,512 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,101 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,136 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,692 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,980 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,564 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,299 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,781 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,702 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,432 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,848 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,585 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,646 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,767 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,711 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,373 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,945 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,271 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,856 |
| World Map Quiz | 0 | - | 4.81 | 64,307 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 154,939 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,886 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,268 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,798 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,521 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,009 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,394 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,578 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,733 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,202 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,191 |
| Widest Countries East to West | 0 | - | 4.92 | 129,252 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,354 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,792 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,964 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,425 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,087 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,445 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,178 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,704 |
