| Countries that Start with A | 0 | - | 4.98 | 2,156,425 |
| Countries that Start with B | 0 | - | 4.95 | 2,288,494 |
| Countries that Start with C | 0 | - | 4.96 | 1,817,259 |
| Countries that Start with D | 0 | - | 4.96 | 706,306 |
| Countries that Start with E | 0 | - | 4.95 | 1,373,262 |
| Countries that Start with G | 0 | - | 4.97 | 1,498,847 |
| Countries that Start with H | 0 | - | 4.96 | 601,949 |
| Countries that Start with I | 0 | - | 4.92 | 1,284,915 |
| Countries that Start with J | 0 | - | 4.98 | 599,891 |
| Countries that Start with K | 0 | - | 4.97 | 813,021 |
| Countries that Start with L | 0 | - | 4.98 | 1,087,712 |
| Countries that Start with N | 0 | - | 4.93 | 1,114,432 |
| Countries that Start with P | 0 | - | 4.94 | 1,213,104 |
| Countries that Start with S | 0 | - | 4.98 | 1,750,700 |
| Countries that Start with T | 0 | - | 4.90 | 1,007,575 |
| Countries that Start with U | 0 | - | 4.97 | 902,643 |
| Countries that Start with V | 0 | - | 4.98 | 607,755 |
| Countries that Start with F | 0 | - | 4.83 | 615,455 |
| Countries that Start with M | 0 | - | 4.97 | 1,378,266 |
| Countries Bordering "U" Countries | 0 | - | 4.82 | 24,341 |
| Richest Countries A-Z | 0 | - | 4.91 | 102,578 |
| Countries that Start with R | 0 | - | 4.43 | 446,032 |
| Majority Muslim Countries | 0 | - | 4.98 | 372,538 |
| NATO Countries | 0 | - | 4.98 | 278,716 |
| EU Countries Quiz | 0 | - | 4.99 | 272,315 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 286,930 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 271,150 |
| Top Five Countries by Religion | 0 | - | 4.93 | 170,415 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,730 |
| Countries with NO Military | 0 | - | 4.97 | 61,801 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,305 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,245,797 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 319,258 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 334,299 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,547 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,969 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,234 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,548 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,716 |
| Buddhist Countries | 0 | - | 4.96 | 143,563 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 122,971 |
| Landlocked Countries | 0 | - | 4.99 | 417,683 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,748,732 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,344 |
| Countries with the Most Catholics | 0 | - | 4.90 | 108,876 |
| Orthodox Countries | 0 | - | 4.92 | 131,109 |
| Richest Island Countries | 0 | - | 4.84 | 100,140 |
| Battle to Country | 0 | - | 4.91 | 53,040 |
| Monarchies of Europe | 0 | - | 4.90 | 97,818 |
| Monarchies of Asia | 0 | - | 4.97 | 70,901 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 235,083 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 224,169 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 191,489 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,334 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,719 |
| Countries with the Most Muslims | 0 | - | 4.95 | 159,975 |
| Countries with the Most Exports | 0 | - | 4.96 | 154,907 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 189,213 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,900 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,111 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 269,496 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 103,853 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,233 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,299 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 194,678 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,052 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,896 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,239 |
| European Geography By Letter - P #1 | 0 | - | 4.80 | 96,779 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,989 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,927 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,268 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,468 |
| Island Countries | 0 | - | 4.99 | 709,264 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,390 |
| Himalayan Countries | 0 | - | 4.94 | 136,906 |
| Andean Countries | 0 | - | 4.95 | 83,674 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,936 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,263 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,599 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,184 |
| Danube Countries | 0 | - | 4.97 | 71,529 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,365 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,944 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,405 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,464 |
| European Landlocked Countries | 0 | - | 4.99 | 146,338 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,956 |
| Countries with the Most Species | 0 | - | 4.99 | 102,625 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,080 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,378 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,550 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,228 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,885 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,269 |
| Countries in the Alps | 0 | - | 4.86 | 117,496 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,005 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,126 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,335 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,851 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,953 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,366 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,125 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,084 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,885 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,431 |
| 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 | 79,099 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,110 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,940 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,973 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,503 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,367 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,690 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,886 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,910 |
| Largest Countries By Category | 0 | - | 4.97 | 157,446 |
| Countries by Countries | 0 | - | 4.96 | 62,719 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,593 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,372,985 |
| Large Countries with Small Economies | 0 | - | 4.95 | 80,671 |
| Country Flags with the Most White | 0 | - | 4.87 | 138,034 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,120 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,442 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,199 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,044,715 |
| Northernmost Countries | 0 | - | 4.99 | 359,932 |
| Countries of South America | 0 | - | 5.00 | 921,287 |
| Countries of Oceania | 0 | - | 5.00 | 1,048,994 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,862,496 |
| "Land" Countries | 0 | - | 4.98 | 335,443 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,748 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,638 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,752 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,810 |
| 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 | 175,675 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 82,712 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,441,574 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,293 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,628 |
| Countries with Megacities | 0 | - | 4.99 | 249,668 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,466 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,752 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,800 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,722 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,173 |
| Countries by Official Language | 0 | - | 4.95 | 194,409 |
| All OPEC Countries Ever | 0 | - | 4.75 | 90,119 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,230 |
| Countries in their Native Language | 0 | - | 4.99 | 197,971 |
| Independence from Whom | 0 | - | 4.99 | 211,071 |
| Subdivisions by Country | 0 | - | 4.86 | 50,240 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,518 |
| Countries in World War I | 0 | - | 4.88 | 227,659 |
| Megadiverse Countries | 0 | - | 4.96 | 134,680 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 228,514 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,102 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,138 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,692 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,981 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,565 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,299 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,785 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,705 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,432 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,851 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,586 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,646 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,772 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,712 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,373 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,950 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,271 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,859 |
| World Map Quiz | 0 | - | 4.81 | 64,308 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 154,944 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,889 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,270 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,799 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,522 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,011 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,398 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,579 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,735 |
| 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 | 129,254 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,354 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,794 |
| 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 | 148,088 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,446 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,179 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,704 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,414 |
