| Name a World Capital A-Z | 0 | - | 5.00 | 167,100 |
| Countries that Start with A | 0 | - | 4.98 | 2,041,881 |
| Countries that Start with B | 0 | - | 4.95 | 2,179,977 |
| Countries that Start with C | 0 | - | 4.96 | 1,728,403 |
| Countries that Start with D | 0 | - | 4.96 | 646,349 |
| Countries that Start with E | 0 | - | 4.95 | 1,298,798 |
| Countries that Start with G | 0 | - | 4.97 | 1,420,640 |
| Countries that Start with H | 0 | - | 4.96 | 551,190 |
| Countries that Start with I | 0 | - | 4.92 | 1,223,104 |
| Countries that Start with J | 0 | - | 4.98 | 551,876 |
| Countries that Start with K | 0 | - | 4.96 | 761,548 |
| Countries that Start with L | 0 | - | 4.98 | 1,026,552 |
| Countries that Start with N | 0 | - | 4.93 | 1,053,289 |
| Countries that Start with P | 0 | - | 4.95 | 1,154,007 |
| Countries that Start with S | 0 | - | 4.98 | 1,673,617 |
| Countries that Start with T | 0 | - | 4.89 | 960,193 |
| Countries that Start with U | 0 | - | 4.97 | 862,425 |
| Countries that Start with V | 0 | - | 4.98 | 576,596 |
| Countries that Start with F | 0 | - | 4.83 | 573,577 |
| Countries that Start with M | 0 | - | 4.97 | 1,312,499 |
| Name a Valid Country A-Z | 0 | - | 4.97 | 92,476 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.92 | 41,004 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.90 | 91,879 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 299,170 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 218,997 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 209,513 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 178,413 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.96 | 113,168 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 120,464 |
| Richest Countries A-Z | 0 | - | 4.93 | 94,584 |
| Countries that Start with R | 0 | - | 4.42 | 414,606 |
| Majority Muslim Countries | 0 | - | 4.98 | 326,862 |
| NATO Countries Quiz | 0 | - | 4.98 | 254,966 |
| EU Countries Quiz | 0 | - | 4.99 | 242,757 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 262,787 |
| Countries with Nuclear Weapons | 0 | - | 4.90 | 245,020 |
| Word Scramble - Countries | 0 | - | 4.85 | 2,002,807 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 405,035 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 145,185 |
| Top Five Countries by Religion | 0 | - | 4.91 | 154,881 |
| Solve the Secret Country #2 | 0 | - | 4.88 | 101,074 |
| Anagram Chain - Countries | 0 | - | 4.99 | 105,195 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 136,409 |
| Countries with NO Military | 0 | - | 4.96 | 55,078 |
| Countries by Number of Books Published | 0 | - | 4.94 | 67,712 |
| Random Countries Hidden in the World Map | 0 | - | 4.83 | 100,957 |
| One Country By Letter By Continent | 0 | - | 5.00 | 83,776 |
| Countries with Four Letters | 0 | - | 4.99 | 384,768 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 53,122 |
| Countries of the World Quiz | 0 | - | 5.00 | 43,614,568 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.91 | 106,388 |
| Top Five Countries By Category #2 | 0 | - | 4.92 | 167,328 |
| Top Five Countries By Category #3 | 0 | - | 4.85 | 152,217 |
| Country Chain | 0 | - | 4.96 | 206,501 |
| Countries with the Most Christians | 0 | - | 4.92 | 130,831 |
| Countries with the Most Tanks | 0 | - | 4.85 | 80,145 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 45,293 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 69,682 |
| Countries by Emojis | 0 | - | 4.99 | 218,400 |
| Countries With One Word And Two O's | 0 | - | 4.95 | 50,430 |
| Least Christian Countries with Exceptions | 0 | - | 4.89 | 79,308 |
| Buddhist Countries | 0 | - | 4.96 | 136,085 |
| Countries with the Most Millionaires | 0 | - | 4.84 | 96,752 |
| Islands by Country #1 | 0 | - | 4.86 | 168,462 |
| Regions of Countries #1 | 0 | - | 4.96 | 154,222 |
| Regions of Countries #2 | 0 | - | 4.95 | 118,676 |
| Regions of Countries #3 | 0 | - | 4.85 | 86,771 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 196,104 |
| Name a Valid Country #3 | 0 | - | 4.98 | 222,671 |
| Name a Valid Country #1 | 0 | - | 4.99 | 245,036 |
| Name a Valid Country #2 | 0 | - | 4.98 | 209,433 |
| Name a Valid Country #4 | 0 | - | 4.97 | 217,338 |
| Name a Valid Country #5 | 0 | - | 4.99 | 173,089 |
| Name a Valid Country #6 | 0 | - | 4.94 | 111,502 |
| Name a Valid Country #7 | 0 | - | 4.91 | 112,490 |
| Name a Valid Country #8 | 0 | - | 4.90 | 82,624 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 373,340 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,332,525 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,405,368 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 43,713 |
| Capitals A-Z | 0 | - | 4.81 | 43,931 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 171,086 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.92 | 83,357 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 105,258 |
| Countries with the Most Catholics | 0 | - | 4.89 | 100,120 |
| Countries with the Most McDonald's Locations | 0 | - | 4.81 | 107,108 |
| Biggest Countries with No McDonald's | 0 | - | 4.85 | 84,825 |
| Orthodox Countries | 0 | - | 4.91 | 123,399 |
| Richest Island Countries | 0 | - | 4.82 | 93,513 |
| Battle to Country | 0 | - | 4.91 | 47,976 |
| Monarchies of Europe | 0 | - | 4.89 | 92,125 |
| Monarchies of Asia | 0 | - | 4.96 | 67,528 |
| Top Five Countries By Fruit Production | 0 | - | 4.90 | 47,976 |
| Countries with the Most Billionaires | 0 | - | 4.92 | 315,110 |
| Countries with the Most Muslims | 0 | - | 4.94 | 152,072 |
| Countries with the Most Exports | 0 | - | 4.96 | 146,869 |
| Top Crude Oil Producing Countries | 0 | - | 4.90 | 180,202 |
| Countries by Oil Consumption | 0 | - | 4.96 | 115,402 |
| Largest Economies in 2050 | 0 | - | 4.89 | 105,281 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 248,382 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 96,276 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.90 | 78,622 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 98,746 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 121,840 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 104,206 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 185,176 |
| Most Powerful Countries Bordering Each Other | 0 | - | 4.86 | 53,607 |
| Random Countries by Borders | 0 | - | 4.99 | 70,270 |
| World Map with 10 Random Extra Borders | 0 | - | 4.96 | 350,829 |
| Most Visited Countries by JetPunkers | 0 | - | 4.88 | 109,010 |
| Countries Closest to United States A-Z | 0 | - | 4.84 | 112,189 |
| Random Name a Valid Country | 0 | - | 4.99 | 189,505 |
| Asian Geography By Letter - B | 0 | - | 4.84 | 63,624 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 214,285 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 153,211 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.89 | 100,182 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 84,823 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.95 | 88,388 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.89 | 122,378 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 73,191 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 356,609 |
| Countries with the Most Tourists Quiz | 0 | - | 4.91 | 377,480 |
| Island Countries Quiz | 0 | - | 4.99 | 685,305 |
| Sahara Desert Countries | 0 | - | 4.98 | 141,244 |
| Himalayan Countries | 0 | - | 4.95 | 118,404 |
| Andean Countries | 0 | - | 4.92 | 66,300 |
| Countries with the Oldest Median Age | 0 | - | 4.83 | 67,389 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 55,009 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 110,200 |
| Coffee Producing Countries | 0 | - | 4.81 | 58,068 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 57,759 |
| Danube Countries | 0 | - | 4.97 | 59,802 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 95,473 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 80,859 |
| Countries with the Best Passports | 0 | - | 4.81 | 78,133 |
| Countries with the Worst Passports | 0 | - | 4.91 | 60,264 |
| Countries with the Most Immigrants | 0 | - | 4.89 | 134,202 |
| European Landlocked Countries | 0 | - | 4.99 | 139,747 |
| Partially Recognized Countries | 0 | - | 4.98 | 96,224 |
| Countries with the Most Species | 0 | - | 4.99 | 91,657 |
| Countries 197 to 205 | 0 | - | 4.87 | 61,718 |
| Tropic of Cancer Countries | 0 | - | 4.96 | 46,265 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 45,392 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 51,692 |
| Countries that Use the Peso | 0 | - | 4.83 | 48,851 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.87 | 69,292 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 52,713 |
| Countries in the Alps | 0 | - | 4.86 | 108,565 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 89,630 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 95,739 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 74,579 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 82,497 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 109,378 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.90 | 91,057 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 93,917 |
| Five Biggest Countries by Longitude | 0 | - | 4.90 | 49,017 |
| Biggest Country by Body of Water | 0 | - | 4.95 | 47,345 |
| Countries with the Most Container Port Traffic | 0 | - | 4.91 | 57,910 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.88 | 72,079 |
| Bridge and Tunnel Borders | 0 | - | 4.95 | 50,690 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.89 | 38,552 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 99,317 |
| Arctic Ocean Countries | 0 | - | 4.94 | 75,037 |
| Countries with the Most Grassland | 0 | - | 4.93 | 72,661 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 106,888 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 64,104 |
| Countries that Host the Most Refugees | 0 | - | 4.94 | 56,035 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 217,718 |
| World Countries - Blind Typing | 0 | - | 5.00 | 82,548 |
| Countries in Their Own Alphabet | 0 | - | 4.96 | 44,391 |
| Largest Countries By Category | 0 | - | 4.97 | 149,951 |
| Countries by Countries | 0 | - | 4.96 | 57,707 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 86,044 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,224,323 |
| Large Countries with Small Economies | 0 | - | 4.94 | 76,802 |
| Category Elimination - Countries #5 | 0 | - | 4.75 | 135,174 |
| Country Flags with the Most White | 0 | - | 4.87 | 130,139 |
| World Countries by 10 Category Elimination #2 | 0 | - | 4.49 | 67,075 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 115,573 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 60,309 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.86 | 46,008 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 82,799 |
| Biggest Countries by Area | 0 | - | 5.00 | 979,080 |
| Northernmost Countries | 0 | - | 4.99 | 339,813 |
| Companies by Country | 0 | - | 4.55 | 113,216 |
| Countries of South America | 0 | - | 5.00 | 848,025 |
| Countries of Oceania | 0 | - | 5.00 | 958,577 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,696,866 |
| Top 10 Coldest European Countries | 0 | - | 4.93 | 186,493 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 120,568 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 119,532 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 146,635 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 93,353 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 73,679 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.89 | 72,742 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.91 | 267,187 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.62 | 56,293 |
| Name a Disney/Pixar Movie A-Z | 0 | - | 4.91 | 41,436 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,368,701 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 361,860 |
