| Countries that Start with A | 0 | - | 4.98 | 2,151,546 |
| Countries that Start with B | 0 | - | 4.95 | 2,284,050 |
| Countries that Start with C | 0 | - | 4.96 | 1,813,666 |
| Countries that Start with D | 0 | - | 4.96 | 703,853 |
| Countries that Start with E | 0 | - | 4.95 | 1,370,259 |
| Countries that Start with G | 0 | - | 4.97 | 1,495,759 |
| Countries that Start with H | 0 | - | 4.96 | 599,846 |
| Countries that Start with I | 0 | - | 4.92 | 1,282,548 |
| Countries that Start with J | 0 | - | 4.98 | 597,890 |
| Countries that Start with K | 0 | - | 4.97 | 811,134 |
| Countries that Start with L | 0 | - | 4.98 | 1,085,070 |
| Countries that Start with N | 0 | - | 4.93 | 1,111,980 |
| Countries that Start with P | 0 | - | 4.94 | 1,210,642 |
| Countries that Start with S | 0 | - | 4.98 | 1,747,479 |
| Countries that Start with T | 0 | - | 4.90 | 1,005,832 |
| Countries that Start with U | 0 | - | 4.97 | 901,237 |
| Countries that Start with V | 0 | - | 4.98 | 606,252 |
| Countries that Start with F | 0 | - | 4.83 | 613,775 |
| Countries that Start with M | 0 | - | 4.97 | 1,375,731 |
| One Country By Letter By Continent | 0 | - | 5.00 | 122,341 |
| Countries Bordering "U" Countries | 0 | - | 4.83 | 24,214 |
| Countries that Start with R | 0 | - | 4.43 | 444,800 |
| Richest Countries A-Z | 0 | - | 4.92 | 102,236 |
| Majority Muslim Countries | 0 | - | 4.98 | 371,088 |
| NATO Countries | 0 | - | 4.98 | 277,440 |
| EU Countries Quiz | 0 | - | 4.99 | 271,055 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 285,892 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 269,684 |
| Top Five Countries by Religion | 0 | - | 4.93 | 169,687 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,196 |
| Countries with NO Military | 0 | - | 4.97 | 61,428 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,076 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,079,607 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,020 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,588 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 49,954 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,333 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 318,040 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,288 |
| Buddhist Countries | 0 | - | 4.96 | 143,242 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 333,609 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 122,525 |
| Landlocked Countries | 0 | - | 4.99 | 415,617 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,732,915 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,235 |
| Countries with the Most Catholics | 0 | - | 4.90 | 108,433 |
| Orthodox Countries | 0 | - | 4.92 | 130,721 |
| Richest Island Countries | 0 | - | 4.84 | 99,834 |
| Battle to Country | 0 | - | 4.91 | 52,717 |
| Monarchies of Europe | 0 | - | 4.90 | 97,569 |
| Monarchies of Asia | 0 | - | 4.97 | 70,752 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 234,286 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 223,448 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 190,902 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,870 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,560 |
| Countries with the Most Muslims | 0 | - | 4.95 | 159,640 |
| Countries with the Most Exports | 0 | - | 4.96 | 154,553 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 188,856 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,733 |
| Largest Economies in 2050 | 0 | - | 4.90 | 110,877 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 267,127 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.95 | 103,531 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.90 | 83,958 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 110,931 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 194,311 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 117,758 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,137 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,542 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,046 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,903 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 402,931 |
| Island Countries | 0 | - | 4.99 | 708,432 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,411 |
| Himalayan Countries | 0 | - | 4.95 | 136,063 |
| Andean Countries | 0 | - | 4.95 | 83,217 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,534 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,699 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,225 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,869 |
| Danube Countries | 0 | - | 4.97 | 71,286 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,035 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,737 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,918 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,864 |
| European Landlocked Countries | 0 | - | 4.99 | 145,996 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,572 |
| Countries with the Most Species | 0 | - | 4.99 | 95,360 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,699 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,278 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,447 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,080 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,735 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,100 |
| Countries in the Alps | 0 | - | 4.86 | 117,161 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,782 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,644 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,173 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,611 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,412 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,163 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,833 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,912 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,714 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,229 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,284 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,154 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,636 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,901 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,914 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,521 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,812 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,361 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,072 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,417 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,275 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,747 |
| Largest Countries By Category | 0 | - | 4.97 | 157,076 |
| Countries by Countries | 0 | - | 4.96 | 62,467 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,367,835 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,716 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,039 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,980 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,042,059 |
| Northernmost Countries | 0 | - | 4.99 | 358,837 |
| Countries of South America | 0 | - | 5.00 | 918,234 |
| Countries of Oceania | 0 | - | 5.00 | 1,044,785 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,855,228 |
| "Land" Countries | 0 | - | 4.98 | 334,162 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,702 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,335 |
| Large Countries with Small Economies | 0 | - | 4.94 | 80,491 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,483 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,369 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,619 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,545 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 99,639 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,190 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,438,364 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,479 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,982 |
| Countries with Megacities | 0 | - | 4.99 | 248,366 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,874 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,396 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,266 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,329 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,316 |
| Countries by Official Language | 0 | - | 4.95 | 193,245 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,808 |
| Countries in their Native Language | 0 | - | 4.99 | 197,077 |
| Independence from Whom | 0 | - | 4.99 | 210,221 |
| Subdivisions by Country | 0 | - | 4.86 | 50,155 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,109 |
| Megadiverse Countries | 0 | - | 4.96 | 134,477 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,234 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,029 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,559 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,917 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,912 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,144 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,384 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,470 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,311 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,790 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 75,991 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,532 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,638 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,599 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,812 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,135 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,216 |
| World Map Quiz | 0 | - | 4.81 | 63,853 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 153,839 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,620 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,840 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,555 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,278 |
| Countries With the Most Languages | 0 | - | 4.89 | 200,422 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,142 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,344 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,534 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,092 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,558 |
| Widest Countries East to West | 0 | - | 4.92 | 129,049 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,294 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,525 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,662 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,885 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,867 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,256 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 76,832 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,649 |
| Countries with Double Letters | 0 | - | 4.96 | 93,740 |
| Countries that End in N | 0 | - | 4.94 | 157,175 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 259,106 |
| Countries with Six Letters | 0 | - | 4.93 | 210,759 |
| Countries with W | 0 | - | 4.97 | 158,457 |
| Countries with Z | 0 | - | 4.98 | 288,308 |
| Countries with Letters Missing | 0 | - | 4.97 | 184,804 |
| Countries That End in U | 0 | - | 4.95 | 119,627 |