| Countries that Start with A | 0 | - | 4.98 | 2,162,976 |
| Countries that Start with B | 0 | - | 4.95 | 2,294,663 |
| Countries that Start with C | 0 | - | 4.96 | 1,822,345 |
| Countries that Start with D | 0 | - | 4.96 | 709,796 |
| Countries that Start with E | 0 | - | 4.95 | 1,377,390 |
| Countries that Start with G | 0 | - | 4.97 | 1,503,543 |
| Countries that Start with H | 0 | - | 4.96 | 604,882 |
| Countries that Start with I | 0 | - | 4.92 | 1,288,473 |
| Countries that Start with J | 0 | - | 4.98 | 602,565 |
| Countries that Start with K | 0 | - | 4.97 | 815,928 |
| Countries that Start with L | 0 | - | 4.98 | 1,090,894 |
| Countries that Start with N | 0 | - | 4.93 | 1,117,888 |
| Countries that Start with P | 0 | - | 4.94 | 1,216,277 |
| Countries that Start with S | 0 | - | 4.98 | 1,755,056 |
| Countries that Start with T | 0 | - | 4.90 | 1,009,977 |
| Countries that Start with U | 0 | - | 4.97 | 904,607 |
| Countries that Start with V | 0 | - | 4.98 | 609,429 |
| Countries that Start with F | 0 | - | 4.83 | 617,720 |
| Countries that Start with M | 0 | - | 4.97 | 1,381,868 |
| One Country By Letter By Continent | 0 | - | 5.00 | 123,963 |
| Countries Bordering "U" Countries | 0 | - | 4.82 | 24,526 |
| Countries that Start with R | 0 | - | 4.43 | 447,699 |
| Richest Countries A-Z | 0 | - | 4.91 | 103,145 |
| Majority Muslim Countries | 0 | - | 4.98 | 374,438 |
| NATO Countries | 0 | - | 4.98 | 280,494 |
| EU Countries Quiz | 0 | - | 4.99 | 274,355 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 288,439 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 273,305 |
| Top Five Countries by Religion | 0 | - | 4.93 | 171,591 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 148,552 |
| Countries with NO Military | 0 | - | 4.97 | 62,342 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,621 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,468,864 |
| Countries with the Most Christians | 0 | - | 4.92 | 143,244 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,419 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,563 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,798 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 320,734 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,255 |
| Buddhist Countries | 0 | - | 4.96 | 144,364 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 335,486 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 123,591 |
| Landlocked Countries | 0 | - | 4.99 | 420,650 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,768,333 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,535 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,462 |
| Orthodox Countries | 0 | - | 4.92 | 131,972 |
| Richest Island Countries | 0 | - | 4.85 | 100,555 |
| Battle to Country | 0 | - | 4.91 | 53,356 |
| Monarchies of Europe | 0 | - | 4.90 | 98,165 |
| Monarchies of Asia | 0 | - | 4.97 | 71,100 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 236,137 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 225,114 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 192,231 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,860 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,901 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,419 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,436 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 189,738 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,427 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,466 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 271,626 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,315 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,555 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,767 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 195,203 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,382 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,529 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,393 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,080 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 406,315 |
| Island Countries | 0 | - | 4.99 | 710,460 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,780 |
| Himalayan Countries | 0 | - | 4.95 | 138,137 |
| Andean Countries | 0 | - | 4.95 | 84,288 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,509 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,373 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,141 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,588 |
| Danube Countries | 0 | - | 4.97 | 71,845 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,811 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,251 |
| Countries with the Worst Passports | 0 | - | 4.94 | 84,000 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,451 |
| European Landlocked Countries | 0 | - | 4.99 | 146,981 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,394 |
| Countries with the Most Species | 0 | - | 4.99 | 103,103 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,550 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,510 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,664 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,451 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,124 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,514 |
| Countries in the Alps | 0 | - | 4.87 | 117,969 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 99,659 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,740 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,551 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,461 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,321 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,838 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,480 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,347 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,083 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,710 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,571 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,424 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,078 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,357 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,370 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,561 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,185 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,697 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,833 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,233 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,703 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,115 |
| Largest Countries By Category | 0 | - | 4.97 | 157,945 |
| Countries by Countries | 0 | - | 4.97 | 63,024 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,380,040 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,477 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,221 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,515 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,048,020 |
| Northernmost Countries | 0 | - | 4.99 | 361,281 |
| Countries of South America | 0 | - | 5.00 | 925,246 |
| Countries of Oceania | 0 | - | 5.00 | 1,054,248 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,872,297 |
| "Land" Countries | 0 | - | 4.98 | 336,588 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,184 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,197 |
| Large Countries with Small Economies | 0 | - | 4.95 | 80,920 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,139 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,036 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,979 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 154,204 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 100,099 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,426 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,445,900 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,385 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,493 |
| Countries with Megacities | 0 | - | 4.99 | 263,510 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,342 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,268 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,629 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,302 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,155 |
| Countries by Official Language | 0 | - | 4.95 | 194,957 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,980 |
| Countries in their Native Language | 0 | - | 4.99 | 198,473 |
| Independence from Whom | 0 | - | 4.99 | 211,739 |
| Subdivisions by Country | 0 | - | 4.86 | 50,368 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,008 |
| Megadiverse Countries | 0 | - | 4.96 | 134,900 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,818 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,267 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,851 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,061 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,927 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,489 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,235 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,943 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,568 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,045 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,364 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,798 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,102 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,874 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,257 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,421 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,725 |
| World Map Quiz | 0 | - | 4.81 | 64,888 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 156,464 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,203 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,806 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,107 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,840 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,807 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,741 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,871 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,180 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,360 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,449 |
| Widest Countries East to West | 0 | - | 4.92 | 129,518 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,418 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,185 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,067 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,645 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,422 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,712 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,314 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,767 |
| Countries with Double Letters | 0 | - | 4.97 | 95,527 |
| Countries that End in N | 0 | - | 4.95 | 170,555 |
| Countries with Five Letters | 0 | - | 4.96 | 281,555 |
| Countries with Six Letters | 0 | - | 4.94 | 212,956 |
| Countries with W | 0 | - | 4.97 | 159,862 |
| Countries with Z | 0 | - | 4.98 | 290,788 |
| Countries with Letters Missing | 0 | - | 4.96 | 186,134 |
| Countries That End in U | 0 | - | 4.95 | 120,580 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 134,079 |