| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,089 |
| Richest Island Countries | 0 | - | 4.84 | 99,518 |
| Largest Economies in 2050 | 0 | - | 4.90 | 110,648 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 262,117 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.95 | 102,947 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.90 | 83,718 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 193,913 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,090 |
| Richest Countries A-Z | 0 | - | 4.92 | 101,855 |
| Large Countries with Small Economies | 0 | - | 4.94 | 80,328 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 332,875 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 49,749 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,140 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 122,089 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,706 |
| Countries with the Most Exports | 0 | - | 4.96 | 154,169 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 188,496 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,553 |
| Countries Richer Than Their Neighbors | 0 | - | 4.46 | 72,207 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,265 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,365 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,253 |
| Countries That Border Russia | 0 | - | 4.98 | 458,928 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 124,911 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,496 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,064 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,626 |
| Countries Bordering France | 0 | - | 4.83 | 399,140 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,063 |
| Majority Muslim Countries | 0 | - | 4.98 | 368,534 |
| NATO Countries | 0 | - | 4.98 | 275,749 |
| EU Countries Quiz | 0 | - | 4.99 | 269,940 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 284,937 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 268,321 |
| Top Five Countries by Religion | 0 | - | 4.93 | 169,051 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 146,758 |
| Countries with NO Military | 0 | - | 4.97 | 61,175 |
| Countries by Number of Books Published | 0 | - | 4.95 | 71,904 |
| Countries with the Biggest Economies by GDP | 0 | - | 4.52 | 282,691 |
| Five Richest Countries by Continent | 0 | - | 4.67 | 205,780 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,096 |
| Countries Bordering India | 0 | - | 4.98 | 162,605 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,701 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,781 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,928 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,789 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 277,397 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,216 |
| Countries that Border China | 0 | - | 4.96 | 261,823 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,852 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,533 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,085 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,229 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,753 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,306 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,492 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,452 |
| Countries that Border Poland | 0 | - | 4.99 | 171,360 |
| Merged Countries #2 | 0 | - | 4.96 | 98,481 |
| Merged Countries #6 | 0 | - | 4.91 | 72,709 |
| Merged Countries #7 | 0 | - | 4.92 | 81,958 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,920,303 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,691 |
| Countries with the Most Christians | 0 | - | 4.92 | 141,459 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,268 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 86,929 |
| Buddhist Countries | 0 | - | 4.96 | 142,953 |
| Monarchies Bordering Monarchies | 0 | - | 4.85 | 59,968 |
| Landlocked Countries | 0 | - | 4.99 | 413,632 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,716,895 |
| Countries that Start with A | 0 | - | 4.97 | 2,146,826 |
| Countries that Start with B | 0 | - | 4.95 | 2,279,887 |
| Countries that Start with C | 0 | - | 4.96 | 1,810,332 |
| Countries that Start with D | 0 | - | 4.96 | 701,548 |
| Countries that Start with E | 0 | - | 4.95 | 1,367,513 |
| Countries that Start with G | 0 | - | 4.97 | 1,492,781 |
| Countries that Start with H | 0 | - | 4.96 | 597,963 |
| Countries that Start with I | 0 | - | 4.92 | 1,280,277 |
| Countries that Start with J | 0 | - | 4.98 | 596,028 |
| Countries that Start with K | 0 | - | 4.97 | 809,409 |
| Countries that Start with L | 0 | - | 4.98 | 1,082,886 |
| Countries that Start with N | 0 | - | 4.93 | 1,109,738 |
| Countries that Start with P | 0 | - | 4.94 | 1,208,553 |
| Countries that Start with S | 0 | - | 4.98 | 1,744,536 |
| Countries that Start with T | 0 | - | 4.90 | 1,004,224 |
| Countries that Start with U | 0 | - | 4.97 | 899,929 |
| Countries that Start with V | 0 | - | 4.98 | 605,104 |
| Countries that Start with F | 0 | - | 4.83 | 612,190 |
| Countries that Start with M | 0 | - | 4.97 | 1,373,349 |
| Countries by Borders, Bordering Sea, Capital Proximity, Official Language or Currency in 30 Seconds | 0 | - | 4.95 | 236,422 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,292 |
| Countries with the Most Catholics | 0 | - | 4.90 | 108,048 |
| Oil Export Dependent Countries | 0 | - | 4.56 | 49,595 |
| Orthodox Countries | 0 | - | 4.91 | 130,387 |
| Monarchies of Europe | 0 | - | 4.90 | 97,322 |
| Monarchies of Asia | 0 | - | 4.97 | 70,607 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,442 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,433 |
| Countries with the Most Muslims | 0 | - | 4.95 | 159,283 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 110,599 |
| European Countries with One Border | 0 | - | 4.97 | 181,633 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,526 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 117,475 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,949 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,115 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,849 |
| Island Countries | 0 | - | 4.99 | 707,628 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,592 |
| Himalayan Countries | 0 | - | 4.95 | 135,352 |
| Andean Countries | 0 | - | 4.94 | 82,827 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,213 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,212 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,901 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,609 |
| Danube Countries | 0 | - | 4.97 | 71,080 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,766 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,539 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,482 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,400 |
| European Landlocked Countries | 0 | - | 4.99 | 145,752 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,213 |
| Countries with the Most Species | 0 | - | 4.99 | 95,241 |
| Countries with the Highest Taxes | 0 | - | 4.38 | 86,946 |
| Countries 197 to 205 | 0 | - | 4.87 | 69,343 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,197 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,370 |
| Countries that Use the Peso | 0 | - | 4.88 | 58,958 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,576 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,953 |
| Countries in the Alps | 0 | - | 4.86 | 116,822 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,563 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,256 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,011 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,422 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,159 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,003 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,580 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,747 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,293 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,052 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,194 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,042 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,453 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,747 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,753 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,063 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,644 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,254 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,770 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,300 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,673 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,600 |
| Top Net Food-Exporting Countries | 0 | - | 4.42 | 33,295 |
| Largest Countries By Category | 0 | - | 4.97 | 156,757 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,362,335 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,765 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,039,448 |
| Northernmost Countries | 0 | - | 4.99 | 357,727 |
| Countries with the Most Billionaires per Capita | 0 | - | 4.69 | 93,152 |
| Companies by Country | 0 | - | 4.56 | 118,717 |
| Countries of South America | 0 | - | 5.00 | 914,752 |
| Countries of Oceania | 0 | - | 5.00 | 1,040,447 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,848,341 |
| "Land" Countries | 0 | - | 4.98 | 333,656 |
| Countries with the Most Exports per Capita | 0 | - | 4.56 | 38,758 |
| Top 10 Countries by Per Capita Crude Oil Production | 0 | - | 4.74 | 56,914 |
| Top 10 Geothermal Countries | 0 | - | 4.56 | 32,027 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,250 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,122 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,493 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,435,078 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,636 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,214 |
| Countries with Megacities | 0 | - | 4.99 | 246,905 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,117 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,968 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,530 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,855 |
| Countries by Official Language | 0 | - | 4.95 | 192,769 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,130 |
| Countries in their Native Language | 0 | - | 4.99 | 196,637 |
| Independence from Whom | 0 | - | 4.99 | 209,690 |
| Subdivisions by Country | 0 | - | 4.86 | 50,064 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,750 |
| Megadiverse Countries | 0 | - | 4.97 | 133,903 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,802 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,918 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,427 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,860 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,657 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,998 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,014 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,143 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,213 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,746 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,570 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,417 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,493 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,503 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,332 |
