| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,555 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,730 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,265,344 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,375 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,023 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,920 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,063 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,540 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,311 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,470 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,556 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,981 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,245 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,362 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,141 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,601 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,667 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,188 |
| Random Capital to Country | 0 | - | 4.99 | 2,586,531 |
| Random Country to Capital | 0 | - | 4.98 | 916,927 |
| UNESCO World Heritage Countries | 0 | - | 4.98 | 135,438 |
| Countries with the Most Airports | 0 | - | 4.96 | 98,410 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.97 | 124,925 |
| Five Countries With the Most Tourists by Continent | 0 | - | 4.95 | 120,560 |
| Last Names by Country of Origin | 0 | - | 4.64 | 156,284 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,325,113 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,918 |
| India A-Z | 0 | - | 4.42 | 34,068 |
| Italy A-Z | 0 | - | 4.49 | 58,109 |
| China A-Z | 0 | - | 4.55 | 67,058 |
| Germany A-Z | 0 | - | 4.56 | 62,518 |
| Australia A-Z | 0 | - | 4.54 | 49,925 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,071 |
| First Names A - Z by Picture | 0 | - | 4.05 | 18,579 |
| Capital Cities Chain | 0 | - | 4.84 | 82,390 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,568 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,610 |
| Countries by Emojis | 0 | - | 4.99 | 238,312 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,578 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,752 |
| Countries Whose Airlines Carried the Most Passengers | 0 | - | 4.94 | 72,135 |
| Companies by Country | 0 | - | 4.61 | 119,141 |
| Airlines by Country | 0 | - | 4.52 | 135,158 |
| Foods of the World by Description | 0 | - | 4.18 | 45,994 |
| World Currency Quiz | 0 | - | 4.91 | 301,401 |
| Marvel Cinematic Universe - All Movies | 0 | - | 4.89 | 336,775 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,591 |
| Biggest World Cities A-Z | 0 | - | 4.63 | 222,549 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,015 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,956 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,856 |
| Countries with the Most Catholics | 0 | - | 4.90 | 108,935 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,579 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,229 |
| Orthodox Countries | 0 | - | 4.92 | 131,154 |
| Battle to Country | 0 | - | 4.91 | 53,066 |
| Monarchies of Europe | 0 | - | 4.90 | 97,857 |
| Monarchies of Asia | 0 | - | 4.97 | 70,915 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,735 |
| Political Movements by Country | 0 | - | 4.46 | 72,434 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,339 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,071 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,790 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,282 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,245 |
| U.S. Baby Boy Names by Letter | 0 | - | 3.86 | 96,741 |
| U.S. Baby Girls Names by Letter | 0 | - | 3.71 | 75,371 |
| Brand Logos Quiz #1 | 0 | - | 4.82 | 2,415,504 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,752 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,355 |
| Resort Towns by Country | 0 | - | 4.30 | 39,988 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,752 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,042 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,413 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,143 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,252 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,081 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 81,002 |
| Hong Kong A-Z | 0 | - | 4.55 | 14,759 |
| Largest Countries with Little Tourism | 0 | - | 4.70 | 61,608 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,398 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,939 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 120,694 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,622 |
| Small Countries with Large Economies | 0 | - | 4.63 | 89,761 |
| Countries that Produce the Most Beer | 0 | - | 4.85 | 130,299 |
| Books by Country Quiz | 0 | - | 4.30 | 32,210 |
| Flag Carrier Airlines | 0 | - | 4.19 | 50,682 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,778 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,675 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,769 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 82,851 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,676 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,023 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,552 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 259,543 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,651 |
| Name a Valid African Country | 0 | - | 4.98 | 153,632 |
| Japan A-Z | 0 | - | 4.40 | 41,964 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,710 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,694 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,087 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,052 |
| First Names of Authors #1 | 0 | - | 4.20 | 59,121 |
| First Names of Authors #2 | 0 | - | 4.24 | 36,701 |
| Star Wars Quotes | 0 | - | 4.85 | 182,802 |
| Name a Disney/Pixar Movie A-Z | 0 | - | 4.84 | 51,493 |
| Cities by Airports | 0 | - | 4.49 | 88,606 |
| European Cities A-Z by Clue #1 | 0 | - | 4.25 | 78,548 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,655 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,554 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,310 |
| Which City in Europe? | 0 | - | 4.83 | 107,107 |
| Countries in World War I | 0 | - | 4.88 | 227,711 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 228,566 |
| Hindu Countries | 0 | - | 4.86 | 49,945 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,445 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,406 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,388 |
| U.S. National Parks Map Quiz | 0 | - | 4.48 | 55,837 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,640 |
| Movie Quotes A-Z #1 | 0 | - | 4.31 | 40,904 |
| British History A-Z #1 | 0 | - | 4.45 | 46,363 |
| Boundary Waters | 0 | - | 4.92 | 88,333 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,047 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,811 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,271 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,766 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,440 |
| World Capitals Quiz | 0 | - | 5.00 | 5,058,298 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,327 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,389 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.45 | 54,697 |
| Which City in Canada? | 0 | - | 4.82 | 56,925 |
| Rome A-Z | 0 | - | 4.39 | 24,454 |
| Paris A-Z | 0 | - | 4.16 | 17,427 |
| Landlocked Countries | 0 | - | 4.99 | 417,982 |
| Countries with the Most Tourists Per Capita | 0 | - | 4.28 | 81,979 |
| Countries with the Most Cathedrals | 0 | - | 4.51 | 44,983 |
| Countries that Produce the Most Cheese per Capita | 0 | - | 4.51 | 52,716 |
| Countries With One Word and Two U's | 0 | - | 4.45 | 50,697 |
| Top 10 Hottest Asian Countries | 0 | - | 4.61 | 49,052 |
| Countries That Produce the Most Spices | 0 | - | 4.44 | 41,527 |
| Countries by Milk Production | 0 | - | 4.54 | 43,862 |
| Foods by Country of Origin #1 | 0 | - | 4.40 | 336,080 |
| Mountains by Country | 0 | - | 4.56 | 81,705 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,750,587 |
| Countries with the Most Hindus | 0 | - | 4.90 | 122,763 |
| Countries Which Eat the Most Beef | 0 | - | 4.46 | 50,206 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 50,484 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,196 |
| Spain A-Z | 0 | - | 4.23 | 28,365 |
| Scotland A-Z | 0 | - | 4.73 | 41,189 |
| Asia's Busiest Airports | 0 | - | 4.77 | 52,623 |
| World's Biggest Airlines | 0 | - | 4.42 | 124,712 |
| Airline Logos | 0 | - | 4.45 | 140,438 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,226 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,379 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,272 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,775 |
| Name the 7 Dwarfs | 0 | - | 4.55 | 363,030 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,460 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,524 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,529 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,758 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,109 |
| Random European City to Country | 0 | - | 4.69 | 117,383 |
| Random Asian City to Country | 0 | - | 4.56 | 44,455 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,709 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,580,950 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 486,664 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 38,994 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,137 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,338 |
| Island Countries | 0 | - | 4.99 | 709,342 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,520 |
| Himalayan Countries | 0 | - | 4.94 | 137,008 |
| Andean Countries | 0 | - | 4.95 | 83,725 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,971 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,335 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,647 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,219 |
| Danube Countries | 0 | - | 4.97 | 71,560 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,405 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,972 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,468 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,522 |
| European Landlocked Countries | 0 | - | 4.99 | 146,653 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,992 |
| Countries with the Most Species | 0 | - | 4.99 | 102,702 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,127 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,387 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,553 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,245 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,909 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,294 |
| Countries in the Alps | 0 | - | 4.86 | 117,537 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,035 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,183 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,354 |
