| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,155 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,332 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 49,198 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,499 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 235,119 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 168,414 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 110,759 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,931 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 97,440 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,883 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 81,126 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,779 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,644,417 |
| Name a Valid World City | 0 | - | 4.84 | 71,747 |
| Random Capital to Country | 0 | - | 4.99 | 2,598,387 |
| Random Country to Capital | 0 | - | 4.98 | 925,571 |
| Last Names by Country of Origin | 0 | - | 4.64 | 157,137 |
| Word Scramble - Countries | 0 | - | 4.87 | 2,109,759 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 452,566 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 167,335 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 119,721 |
| Anagram Chain - Countries | 0 | - | 4.98 | 117,250 |
| Countries with Four Letters | 0 | - | 4.99 | 424,905 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 70,562 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 65,424 |
| Capital Cities Chain | 0 | - | 4.84 | 83,191 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,372 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 201,622 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 184,021 |
| Country Chain | 0 | - | 4.96 | 218,056 |
| Countries with the Most Christians | 0 | - | 4.93 | 144,303 |
| Countries by Emojis | 0 | - | 4.99 | 241,271 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 56,375 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 322,920 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,844 |
| Islands by Country #1 | 0 | - | 4.90 | 176,016 |
| Regions of Countries #1 | 0 | - | 4.96 | 160,048 |
| Regions of Countries #2 | 0 | - | 4.95 | 124,388 |
| Regions of Countries #3 | 0 | - | 4.85 | 91,258 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 218,225 |
| Name a Valid Country #3 | 0 | - | 4.99 | 265,179 |
| Name a Valid Country #1 | 0 | - | 4.99 | 293,846 |
| Name a Valid Country #2 | 0 | - | 4.98 | 253,246 |
| Name a Valid Country #4 | 0 | - | 4.97 | 258,295 |
| Name a Valid Country #5 | 0 | - | 4.99 | 209,221 |
| Name a Valid Country #6 | 0 | - | 4.95 | 141,981 |
| Name a Valid Country #7 | 0 | - | 4.91 | 131,111 |
| Name a Valid Country #8 | 0 | - | 4.86 | 100,324 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,342 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 737,633 |
| Companies by Country | 0 | - | 4.61 | 120,025 |
| Marvel Cinematic Universe - All Movies | 0 | - | 4.89 | 342,100 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,376 |
| The Only Country ... | 0 | - | 4.91 | 81,669 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 181,502 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 89,559 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,498 |
| Countries with the Most Catholics | 0 | - | 4.90 | 110,142 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,984 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,763 |
| Orthodox Countries | 0 | - | 4.92 | 132,578 |
| Battle to Country | 0 | - | 4.91 | 53,755 |
| Monarchies of Europe | 0 | - | 4.90 | 98,633 |
| Monarchies of Asia | 0 | - | 4.97 | 71,381 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 237,550 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 226,547 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 193,261 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 123,654 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 140,808 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 80,813 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,177 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,423 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,305 |
| Random Countries by Borders | 0 | - | 4.99 | 82,870 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 386,344 |
| Random Name a Valid Country | 0 | - | 4.99 | 206,100 |
| Name a Valid Island Country | 0 | - | 4.96 | 124,421 |
| US States Quiz | 0 | - | 5.00 | 16,961,318 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,498 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,391 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,718 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,449 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,241 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,050 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 136,529 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,611 |
| Small Countries with Large Economies | 0 | - | 4.63 | 90,284 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 139,427 |
| Books by Country Quiz | 0 | - | 4.30 | 32,299 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,598 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,549 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,623 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 94,347 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 186,578 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 150,011 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 278,415 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 175,277 |
| First Names of Authors #1 | 0 | - | 4.20 | 59,282 |
| First Names of Authors #2 | 0 | - | 4.24 | 36,816 |
| Boundary Waters | 0 | - | 4.92 | 88,685 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,345 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,504 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,089 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,809 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,810 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,392 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,287 |
| Cities Chain #2 | 0 | - | 4.42 | 56,479 |
| Cities Chain #1 | 0 | - | 4.61 | 66,764 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,739 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,196 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 41,049 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,723 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,863 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,748,322 |
| Countries in World War I | 0 | - | 4.88 | 228,815 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 229,786 |
| Countries of the World - One Minute Sprint | 0 | - | 4.36 | 980,975 |
| Hindu Countries | 0 | - | 4.87 | 50,457 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 96,827 |
| Random Countries Hidden in the World Map | 0 | - | 4.82 | 114,092 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 90,789 |
| Foods by Country of Origin #1 | 0 | - | 4.41 | 337,566 |
| Musical Acts by Country #1 | 0 | - | 4.45 | 79,918 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,652 |
| Name a Country A-Z | 0 | - | 5.00 | 245,026 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,890 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,667 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 150,308 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 280,470 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,120 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.91 | 116,212 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 122,594 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 131,910 |
| First Names of Scientists | 0 | - | 4.51 | 57,132 |
| Star Wars Quotes | 0 | - | 4.86 | 185,635 |
| Name a Disney/Pixar Movie A-Z | 0 | - | 4.84 | 52,854 |
| World Capitals Quiz | 0 | - | 5.00 | 5,096,182 |
| Solve the Secret Capital City | 0 | - | 4.80 | 164,375 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,463 |
| Landlocked Countries | 0 | - | 4.99 | 424,049 |
| Countries with the Most Cathedrals | 0 | - | 4.48 | 47,084 |
| Countries that Produce the Most Cheese per Capita | 0 | - | 4.51 | 53,001 |
| Countries With One Word and Two U's | 0 | - | 4.45 | 51,228 |
| Top 10 Hottest Asian Countries | 0 | - | 4.63 | 49,348 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 584,030 |
| Countries That Produce the Most Spices | 0 | - | 4.44 | 41,657 |
| Countries by Milk Production | 0 | - | 4.54 | 44,165 |
| Mountains by Country | 0 | - | 4.56 | 81,933 |
| Islands by Country #2 | 0 | - | 4.80 | 77,732 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,793,416 |
| Countries with the Most Hindus | 0 | - | 4.90 | 123,402 |
| Countries Which Eat the Most Beef | 0 | - | 4.46 | 50,352 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 51,076 |
| Countries that Beat a Random Country | 0 | - | 4.54 | 46,548 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,942 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,660 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,683 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,302 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,133 |
| Countries by Borders, Bordering Sea, Capital Proximity, Official Language or Currency in 30 Seconds | 0 | - | 4.95 | 241,819 |
| Historical Middle Names | 0 | - | 4.16 | 36,017 |
| People with Food Names | 0 | - | 4.10 | 61,300 |
| First Names of Historical Figures #2 | 0 | - | 4.32 | 40,865 |
| First Names of Historical Figures #1 | 0 | - | 4.39 | 230,159 |
| Random Nicknames #1 | 0 | - | 4.11 | 34,909 |
| Also Known As #1 | 0 | - | 4.18 | 31,786 |
| Birth Names | 0 | - | 4.31 | 61,864 |
| U.S. Baby Boy Names by Letter | 0 | - | 3.86 | 97,476 |
| U.S. Baby Girls Names by Letter | 0 | - | 3.71 | 87,875 |
| WWII First Names | 0 | - | 4.45 | 41,922 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,827 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,238 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,740 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 124,757 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 333,428 |
| Fictional Cities | 0 | - | 4.26 | 47,972 |
| Word Scramble - Cities #2 | 0 | - | 4.54 | 25,211 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,595,776 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 490,628 |
| World Cities by Clue #2 | 0 | - | 4.49 | 50,386 |
| Cities that End in A by Clue | 0 | - | 4.55 | 53,148 |
| Cities that End in O by Clue | 0 | - | 4.56 | 61,428 |
| Cities that End in N by Clue | 0 | - | 4.55 | 54,281 |
| Cities that End in I by Clue | 0 | - | 4.62 | 57,487 |
| Cities that End in S by Clue | 0 | - | 4.57 | 45,103 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,171 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 408,672 |
| Island Countries | 0 | - | 4.99 | 711,865 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,436 |
| Himalayan Countries | 0 | - | 4.94 | 139,607 |
| Andean Countries | 0 | - | 4.94 | 85,097 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,289 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,519 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,853 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,150 |
| Danube Countries | 0 | - | 4.97 | 72,230 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,341 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,653 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,755 |
