| Countries Hidden in a Letter #1 | 0 | - | 5.00 | 47,979 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,171,198 |
| Majority Muslim Countries | 0 | - | 4.98 | 371,922 |
| NATO Countries | 0 | - | 4.98 | 278,149 |
| EU Countries Quiz | 0 | - | 4.99 | 271,683 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 286,425 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 270,455 |
| Top Five Countries by Religion | 0 | - | 4.93 | 170,054 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 112,103 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 111,328 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,459 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 113,841 |
| Countries with the Longest High Speed Rail Networks | 0 | - | 4.91 | 65,394 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 74,860 |
| Countries with NO Military | 0 | - | 4.97 | 61,622 |
| Monarchies of the World | 0 | - | 4.94 | 167,445 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,188 |
| People on Money by Country | 0 | - | 4.83 | 60,168 |
| Countries that Start with a Vowel | 0 | - | 4.99 | 129,497 |
| Countries with the Most Major Earthquakes | 0 | - | 4.94 | 117,015 |
| Countries with the Most JetPunk Users | 0 | - | 4.99 | 166,572 |
| Most Common JetPunk Answers - Countries | 0 | - | 4.91 | 87,088 |
| Country Superlatives - Top 2 | 0 | - | 4.99 | 70,345 |
| Landlocked Countries | 0 | - | 4.99 | 416,758 |
| Random Countries Hidden in the World Map | 0 | - | 4.81 | 112,319 |
| Countries with the Most Skyscrapers | 0 | - | 4.92 | 143,741 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 153,025 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 194,491 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,709 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 191,357 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,943 |
| Countries with the Tallest Buildings | 0 | - | 4.93 | 104,061 |
| Most Guessed Cities by Country #2 | 0 | - | 4.95 | 78,998 |
| Most Guessed Cities by Country #1 | 0 | - | 4.88 | 101,525 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,782 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,115 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,452 |
| Five Least Guessed Countries by Continent | 0 | - | 4.97 | 97,709 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,454 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 318,711 |
| Buddhist Countries | 0 | - | 4.96 | 143,412 |
| Most Guessed Countries on JetPunk | 0 | - | 4.96 | 196,930 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 333,984 |
| Coldest Countries | 0 | - | 4.97 | 138,083 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 122,773 |
| Countries with the Most Nobel Prizes | 0 | - | 4.87 | 90,324 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 82,514 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,741,207 |
| Countries with Most Nobel Prizes by Continent | 0 | - | 4.93 | 59,852 |
| Five Coldest Countries by Continent | 0 | - | 4.97 | 76,410 |
| Monarchies Bordering Monarchies | 0 | - | 4.81 | 60,077 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,982 |
| Himalayan Countries | 0 | - | 4.95 | 136,539 |
| Andean Countries | 0 | - | 4.95 | 83,509 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,773 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,032 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,441 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,039 |
| Danube Countries | 0 | - | 4.97 | 71,440 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,230 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,855 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,173 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,157 |
| European Landlocked Countries | 0 | - | 4.99 | 146,138 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,785 |
| Countries with the Most Species | 0 | - | 4.99 | 101,809 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,910 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,336 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,516 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,165 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,813 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,196 |
| Countries in the Alps | 0 | - | 4.86 | 117,342 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,914 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,926 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,260 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,751 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,834 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,262 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,997 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,999 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,814 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,335 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,371 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,206 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,735 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,008 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,018 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,736 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,904 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,434 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,260 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,059 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,596 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,838 |
| Largest Countries By Category | 0 | - | 4.97 | 157,279 |
| Countries by Countries | 0 | - | 4.96 | 62,597 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,884 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,082 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,409 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,092 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,945 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,862 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 403,857 |
| Island Countries | 0 | - | 4.99 | 708,856 |
| Country Word Search #2 | 0 | - | 4.54 | 56,199 |
| Country Word Search - Large Edition | 0 | - | 4.68 | 64,624 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,043,458 |
| Northernmost Countries | 0 | - | 4.99 | 359,420 |
| Countries of South America | 0 | - | 5.00 | 919,807 |
| Countries of Oceania | 0 | - | 5.00 | 1,046,942 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,859,045 |
| "Land" Countries | 0 | - | 4.98 | 334,642 |
| Countries that Start with A | 0 | - | 4.98 | 2,154,150 |
| Countries that Start with B | 0 | - | 4.95 | 2,286,377 |
| Countries that Start with C | 0 | - | 4.96 | 1,815,562 |
| Countries that Start with D | 0 | - | 4.96 | 705,134 |
| Countries that Start with E | 0 | - | 4.95 | 1,371,834 |
| Countries that Start with G | 0 | - | 4.97 | 1,497,352 |
| Countries that Start with H | 0 | - | 4.96 | 600,948 |
| Countries that Start with I | 0 | - | 4.92 | 1,283,774 |
| Countries that Start with J | 0 | - | 4.98 | 598,932 |
| Countries that Start with K | 0 | - | 4.97 | 812,119 |
| Countries that Start with L | 0 | - | 4.98 | 1,086,248 |
| Countries that Start with N | 0 | - | 4.93 | 1,113,230 |
| Countries that Start with P | 0 | - | 4.94 | 1,212,070 |
| Countries that Start with S | 0 | - | 4.98 | 1,749,155 |
| Countries that Start with T | 0 | - | 4.90 | 1,006,763 |
| Countries that Start with U | 0 | - | 4.97 | 901,979 |
| Countries that Start with V | 0 | - | 4.98 | 607,178 |
| Countries that Start with F | 0 | - | 4.83 | 614,662 |
| Countries that Start with M | 0 | - | 4.97 | 1,377,067 |
| Richest Island Countries | 0 | - | 4.84 | 99,987 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,370,673 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 234,727 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 223,837 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 191,223 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,102 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 138,276 |
| Countries with the Most Muslims | 0 | - | 4.95 | 159,825 |
| Countries with the Most Exports | 0 | - | 4.96 | 154,741 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 189,059 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,834 |
| Largest Economies in 2050 | 0 | - | 4.90 | 110,996 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 268,601 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 103,710 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,093 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 235,781 |
| Five Most Guessed Countries by Continent | 0 | - | 4.97 | 172,036 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 194,500 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 117,900 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,316 |
| Countries with Megacities | 0 | - | 4.99 | 249,024 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,161 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,564 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,509 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,534 |
| Countries by Official Language | 0 | - | 4.95 | 194,031 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 294,643 |
| Countries in their Native Language | 0 | - | 4.99 | 197,652 |
| Independence from Whom | 0 | - | 4.99 | 210,829 |
| Subdivisions by Country | 0 | - | 4.86 | 50,204 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,353 |
| Megadiverse Countries | 0 | - | 4.96 | 134,547 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,849 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,079 |
| Countries Breakdown Puzzle #2 | 0 | - | 3.68 | 41,627 |
| Countries Breakdown Puzzle #4 | 0 | - | 4.30 | 26,436 |
| Countries Breakdown Puzzle #5 | 0 | - | 4.17 | 13,618 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,633 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,949 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,454 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,228 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,612 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,554 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,376 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,808 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,218 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,582 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,690 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,648 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,864 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,207 |
| Richest Countries A-Z | 0 | - | 4.92 | 102,406 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,599 |
| Large Countries with Small Economies | 0 | - | 4.95 | 80,577 |
| World Map Quiz | 0 | - | 4.81 | 64,106 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 154,421 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,708 |
| Countries by Founding Story | 0 | - | 4.95 | 76,883 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,071 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,676 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,404 |
| Countries With the Most Languages | 0 | - | 4.90 | 200,729 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,276 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,473 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,638 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,151 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,645 |
| Widest Countries East to West | 0 | - | 4.92 | 129,144 |
