| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,045 |
| Majority Muslim Countries | 0 | - | 4.98 | 371,921 |
| NATO Countries | 0 | - | 4.98 | 278,146 |
| EU Countries Quiz | 0 | - | 4.99 | 271,679 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 286,425 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 270,453 |
| Top Five Countries by Religion | 0 | - | 4.93 | 170,051 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 112,103 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 111,327 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,458 |
| 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 | 61,621 |
| Monarchies of the World | 0 | - | 4.94 | 167,444 |
| 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 | 166,570 |
| Most Common JetPunk Answers - Countries | 0 | - | 4.91 | 87,088 |
| Country Superlatives - Top 2 | 0 | - | 4.99 | 70,345 |
| Fast Math - Addition | 0 | - | 4.87 | 521,447 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,438 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,550 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 130,113 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,549 |
| Coldest World Capitals | 0 | - | 4.95 | 133,218 |
| 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 | 194,489 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,709 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 191,356 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,942 |
| Countries with the Tallest Buildings | 0 | - | 4.93 | 104,060 |
| Most Guessed Cities by Country #2 | 0 | - | 4.95 | 78,996 |
| Most Guessed Cities by Country #1 | 0 | - | 4.88 | 101,525 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,781 |
| 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 | 97,708 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,454 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 318,710 |
| Buddhist Countries | 0 | - | 4.96 | 143,412 |
| Most Guessed Countries on JetPunk | 0 | - | 4.96 | 196,926 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 333,984 |
| Coldest Countries | 0 | - | 4.97 | 138,081 |
| 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 with Most Nobel Prizes by Continent | 0 | - | 4.93 | 59,852 |
| Five Coldest Countries by Continent | 0 | - | 4.97 | 76,410 |
| World Currency Quiz | 0 | - | 4.92 | 300,590 |
| Monarchies Bordering Monarchies | 0 | - | 4.81 | 60,077 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,281 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 125,884 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,775 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,090 |
| Richest Island Countries | 0 | - | 4.84 | 99,987 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 234,727 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 223,835 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 191,223 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,099 |
| Countries Hidden in a Letter #1 | 0 | - | 5.00 | 47,979 |
| Countries with the Most Muslims | 0 | - | 4.95 | 159,823 |
| 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 | 268,599 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 103,709 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,093 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 235,781 |
| Countries that Start with A | 0 | - | 4.98 | 2,154,130 |
| Countries that Start with B | 0 | - | 4.95 | 2,286,365 |
| Countries that Start with C | 0 | - | 4.96 | 1,815,554 |
| Countries that Start with D | 0 | - | 4.96 | 705,124 |
| Countries that Start with E | 0 | - | 4.95 | 1,371,827 |
| Countries that Start with G | 0 | - | 4.97 | 1,497,346 |
| Countries that Start with H | 0 | - | 4.96 | 600,944 |
| Countries that Start with I | 0 | - | 4.92 | 1,283,768 |
| Countries that Start with J | 0 | - | 4.98 | 598,927 |
| Countries that Start with K | 0 | - | 4.97 | 812,114 |
| Countries that Start with L | 0 | - | 4.98 | 1,086,245 |
| Countries that Start with N | 0 | - | 4.93 | 1,113,223 |
| Countries that Start with P | 0 | - | 4.94 | 1,212,063 |
| Countries that Start with S | 0 | - | 4.98 | 1,749,147 |
| Countries that Start with T | 0 | - | 4.90 | 1,006,757 |
| Countries that Start with U | 0 | - | 4.97 | 901,976 |
| Countries that Start with V | 0 | - | 4.98 | 607,175 |
| Countries that Start with F | 0 | - | 4.83 | 614,659 |
| Countries that Start with M | 0 | - | 4.97 | 1,377,058 |
| Five Most Guessed Countries by Continent | 0 | - | 4.97 | 172,035 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 194,500 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 117,899 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,176 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,624 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,700 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 35,792 |
| Boundary Waters | 0 | - | 4.92 | 88,235 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,970 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,660 |
| Richest Countries A-Z | 0 | - | 4.92 | 102,406 |
| Large Countries with Small Economies | 0 | - | 4.95 | 80,577 |
| Countries by Wikipedia Descriptions #1 | 0 | - | 4.93 | 65,181 |
| Countries by Wikipedia Descriptions #4 | 0 | - | 4.87 | 56,807 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,050 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,672 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 99,744 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,239 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 143,999 |
| Number by Picture Quiz | 0 | - | 4.04 | 21,060 |
| World's Biggest Financial Centers | 0 | - | 4.52 | 54,210 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,114 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,170,898 |
| Landlocked Countries | 0 | - | 4.99 | 416,751 |
| All OPEC Countries Ever | 0 | - | 4.78 | 88,330 |
| Currencies by $ymbol | 0 | - | 4.56 | 33,319 |
| Most-Searched Countries on Wikipedia | 0 | - | 4.46 | 49,831 |
| Countries with Volcano Deaths | 0 | - | 4.73 | 33,641 |
| Countries with Earthquake Deaths | 0 | - | 4.51 | 88,414 |
| Countries with the Highest Death Rate | 0 | - | 4.54 | 47,178 |
| Country Superlatives #1 | 0 | - | 4.46 | 125,573 |
| Country Superlatives Quiz #2 | 0 | - | 4.53 | 64,246 |
| Country Superlatives - Not the United States | 0 | - | 4.48 | 73,205 |
| World's Most Grown Crops | 0 | - | 4.78 | 129,158 |
| Coldest Countries with Exceptions | 0 | - | 4.69 | 38,878 |
| Fast Decimal to Binary Conversion | 0 | - | 4.68 | 42,996 |
| Fast Math - Multiplication | 0 | - | 4.73 | 1,157,944 |
| Fast Math - Double That Number! | 0 | - | 4.78 | 612,788 |
| WWII Geography | 0 | - | 4.81 | 119,887 |
| World Capitals Quiz | 0 | - | 5.00 | 5,051,200 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,113 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,741,180 |
| One Country By Letter By Continent | 0 | - | 5.00 | 122,718 |
| Numbers by First Appearance of Letters | 0 | - | 4.37 | 40,628 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,375 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,351 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,301 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,550 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,943 |
| Tall Building Cities - United States | 0 | - | 4.48 | 68,325 |
| World Cities A-Z by Clue #1 | 0 | - | 4.50 | 67,384 |
| Word Puzzles - World Cities #1 | 0 | - | 4.50 | 50,740 |
| Cities With the Most Billionaires | 0 | - | 4.77 | 102,242 |
| Most Guessed World Cities | 0 | - | 4.70 | 99,692 |
| Most Guessed Non-Capital Cities | 0 | - | 4.42 | 53,244 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,578,051 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,126 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,861 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 403,853 |
| Island Countries | 0 | - | 4.99 | 708,854 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,980 |
| Himalayan Countries | 0 | - | 4.95 | 136,536 |
| Andean Countries | 0 | - | 4.95 | 83,508 |
| 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 | 66,438 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,039 |
| Danube Countries | 0 | - | 4.97 | 71,440 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,228 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,855 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,171 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,155 |
| European Landlocked Countries | 0 | - | 4.99 | 146,138 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,785 |
| Countries with the Most Species | 0 | - | 4.99 | 101,803 |
| 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 | 95,750 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,833 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,261 |
| 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 | 57,812 |
| 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 |
| Sharia Law Countries | 0 | - | 4.48 | 63,492 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,735 |
| Countries Richer Than Their Neighbors | 0 | - | 4.46 | 72,406 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,008 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,015 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,735 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,902 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,434 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,259 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,058 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,594 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,838 |
| Oil Export Dependent Countries | 0 | - | 4.56 | 49,725 |
| Largest Countries By Category | 0 | - | 4.97 | 157,277 |
