| Countries Hidden in a Letter #1 | 0 | - | 5.00 | 48,584 |
| NATO Countries | 0 | - | 4.98 | 283,581 |
| EU Countries Quiz | 0 | - | 4.99 | 278,101 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 291,529 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 277,140 |
| Top Five Countries by Religion | 0 | - | 4.93 | 173,500 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.92 | 113,839 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 113,121 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,826 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 115,249 |
| Countries with the Longest High Speed Rail Networks | 0 | - | 4.91 | 66,213 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 75,603 |
| Countries with NO Military | 0 | - | 4.97 | 63,460 |
| Monarchies of the World | 0 | - | 4.94 | 170,293 |
| Countries by Number of Books Published | 0 | - | 4.95 | 73,120 |
| People on Money by Country | 0 | - | 4.83 | 60,723 |
| Countries that Start with a Vowel | 0 | - | 4.99 | 155,446 |
| Countries with the Most Major Earthquakes | 0 | - | 4.94 | 117,827 |
| Countries with the Most JetPunk Users | 0 | - | 4.99 | 170,149 |
| Most Common JetPunk Answers - Countries | 0 | - | 4.91 | 88,484 |
| Country Superlatives - Top 2 | 0 | - | 4.99 | 70,648 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,903,320 |
| Majority Muslim Countries | 0 | - | 4.98 | 377,887 |
| Landlocked Countries | 0 | - | 4.99 | 426,222 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,806,490 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,425 |
| Himalayan Countries | 0 | - | 4.93 | 140,383 |
| Andean Countries | 0 | - | 4.94 | 85,541 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,697 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,126 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,264 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,497 |
| Danube Countries | 0 | - | 4.97 | 72,439 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,644 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,874 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,204 |
| Countries with the Most Skyscrapers | 0 | - | 4.93 | 144,745 |
| Southernmost Countries A-Z | 0 | - | 4.95 | 154,143 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 196,730 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,681 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 170,952 |
| European Landlocked Countries | 0 | - | 4.99 | 147,640 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,353 |
| Countries with the Most Species | 0 | - | 4.99 | 103,590 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,454 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,786 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,899 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 194,018 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 302,038 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,862 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,597 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,044 |
| Countries in the Alps | 0 | - | 4.87 | 118,827 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,714 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,942 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,985 |
| Countries with the Tallest Buildings | 0 | - | 4.93 | 104,914 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,058 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,994 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,289 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,439 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,891 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,447 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,212 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,899 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,761 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,585 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,825 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,917 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,926 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,638 |
| Most Guessed Cities by Country #2 | 0 | - | 4.94 | 80,424 |
| Most Guessed Cities by Country #1 | 0 | - | 4.87 | 103,342 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 74,664 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,715 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,850 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,227 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,533 |
| Countries with the Most Tanks | 0 | - | 4.91 | 108,340 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 51,183 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 75,176 |
| Largest Countries By Category | 0 | - | 4.97 | 158,908 |
| Countries by Countries | 0 | - | 4.96 | 63,672 |
| Five Least Guessed Countries by Continent | 0 | - | 4.97 | 99,502 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 73,528 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 323,920 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,301 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,414 |
| Buddhist Countries | 0 | - | 4.96 | 145,138 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,680 |
| Most Guessed Countries on JetPunk | 0 | - | 4.96 | 199,321 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,130 |
| Countries with the Most Billionaires | 0 | - | 4.91 | 337,014 |
| Coldest Countries | 0 | - | 4.97 | 139,440 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,739 |
| Countries with the Most Nobel Prizes | 0 | - | 4.87 | 91,048 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 83,067 |
| Countries with Most Nobel Prizes by Continent | 0 | - | 4.93 | 60,096 |
| Five Coldest Countries by Continent | 0 | - | 4.97 | 76,940 |
| Monarchies Bordering Monarchies | 0 | - | 4.81 | 60,597 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,711 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,774 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,869 |
| Island Countries | 0 | - | 4.99 | 712,676 |
| Country Word Search #2 | 0 | - | 4.54 | 56,791 |
| Country Word Search - Large Edition | 0 | - | 4.68 | 65,285 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,055,108 |
| Northernmost Countries | 0 | - | 4.99 | 364,180 |
| Countries of South America | 0 | - | 5.00 | 933,127 |
| Countries of Oceania | 0 | - | 5.00 | 1,063,992 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,890,311 |
| "Land" Countries | 0 | - | 4.98 | 338,467 |
| Richest Island Countries | 0 | - | 4.85 | 101,255 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,394,690 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 238,288 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 227,185 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 193,810 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 124,160 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 141,596 |
| Countries with the Most Muslims | 0 | - | 4.95 | 161,229 |
| Countries with the Most Exports | 0 | - | 4.96 | 156,207 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,513 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,800 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,952 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 275,021 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 105,017 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 85,116 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 238,737 |
| Countries that Start with A | 0 | - | 4.98 | 2,176,358 |
| Countries that Start with B | 0 | - | 4.95 | 2,307,071 |
| Countries that Start with C | 0 | - | 4.96 | 1,831,931 |
| Countries that Start with D | 0 | - | 4.96 | 716,768 |
| Countries that Start with E | 0 | - | 4.95 | 1,385,483 |
| Countries that Start with G | 0 | - | 4.97 | 1,511,937 |
| Countries that Start with H | 0 | - | 4.96 | 609,822 |
| Countries that Start with I | 0 | - | 4.92 | 1,294,880 |
| Countries that Start with J | 0 | - | 4.98 | 607,196 |
| Countries that Start with K | 0 | - | 4.97 | 821,000 |
| Countries that Start with L | 0 | - | 4.98 | 1,097,115 |
| Countries that Start with N | 0 | - | 4.93 | 1,124,186 |
| Countries that Start with P | 0 | - | 4.94 | 1,222,334 |
| Countries that Start with S | 0 | - | 4.98 | 1,763,558 |
| Countries that Start with T | 0 | - | 4.90 | 1,015,127 |
| Countries that Start with U | 0 | - | 4.97 | 908,660 |
| Countries that Start with V | 0 | - | 4.98 | 612,144 |
| Countries that Start with F | 0 | - | 4.83 | 621,483 |
| Countries that Start with M | 0 | - | 4.97 | 1,388,586 |
| Five Most Guessed Countries by Continent | 0 | - | 4.97 | 174,509 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 196,190 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 119,129 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,254 |
| Countries with Megacities | 0 | - | 4.99 | 267,311 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,934 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,188 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,254 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,304 |
| Countries by Official Language | 0 | - | 4.95 | 196,061 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,708 |
| Countries in their Native Language | 0 | - | 4.99 | 199,795 |
| Independence from Whom | 0 | - | 4.99 | 213,152 |
| Subdivisions by Country | 0 | - | 4.87 | 50,633 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,509 |
| Megadiverse Countries | 0 | - | 4.96 | 135,301 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,990 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,549 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,725 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,233 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,318 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,872 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,150 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,578 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,098 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,265 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 78,600 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 108,397 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,456 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,160 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,596 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,897 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,437 |
| World Map Quiz | 0 | - | 4.81 | 65,784 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 159,432 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,738 |
| Countries by Founding Story | 0 | - | 4.95 | 77,831 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,328 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,128 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,600 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,665 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,473 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,578 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,777 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,714 |
| Tallest Countries North to South | 0 | - | 4.85 | 130,797 |
| Widest Countries East to West | 0 | - | 4.92 | 130,731 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,608 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,284 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,526 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,080 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 149,013 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,509 |
