| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,058 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 47,564 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 95,582 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,293 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 164,962 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 108,593 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,004 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 95,469 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,389 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,424 |
| Name a World Capital A-Z | 0 | - | 5.00 | 174,845 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,584,684 |
| Random Capital to Country | 0 | - | 4.99 | 2,576,716 |
| Random Country to Capital | 0 | - | 4.98 | 910,796 |
| Last Names by Country of Origin | 0 | - | 4.63 | 155,846 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,086,734 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 446,531 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 162,912 |
| Solve the Secret Country #2 | 0 | - | 4.84 | 115,916 |
| Anagram Chain - Countries | 0 | - | 4.99 | 115,117 |
| Countries with Four Letters | 0 | - | 4.99 | 418,177 |
| Countries but all Vowels are Changed to O | 0 | - | 4.92 | 67,677 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 63,070 |
| Capital Cities Chain | 0 | - | 4.84 | 81,840 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 89,905 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 198,193 |
| Top Five Countries By Category #3 | 0 | - | 4.82 | 169,313 |
| Country Chain | 0 | - | 4.96 | 215,601 |
| Countries with the Most Christians | 0 | - | 4.92 | 141,305 |
| Countries by Emojis | 0 | - | 4.99 | 235,909 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,043 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 316,669 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 86,833 |
| Islands by Country #1 | 0 | - | 4.87 | 174,418 |
| Regions of Countries #1 | 0 | - | 4.97 | 158,860 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,229 |
| Regions of Countries #3 | 0 | - | 4.84 | 90,298 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 213,573 |
| Name a Valid Country #3 | 0 | - | 4.99 | 259,626 |
| Name a Valid Country #1 | 0 | - | 4.99 | 283,017 |
| Name a Valid Country #2 | 0 | - | 4.98 | 246,163 |
| Name a Valid Country #4 | 0 | - | 4.97 | 251,316 |
| Name a Valid Country #5 | 0 | - | 4.99 | 189,616 |
| Name a Valid Country #6 | 0 | - | 4.94 | 126,235 |
| Name a Valid Country #7 | 0 | - | 4.91 | 126,333 |
| Name a Valid Country #8 | 0 | - | 4.85 | 95,851 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 26,839 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 710,772 |
| Companies by Country | 0 | - | 4.56 | 118,631 |
| Marvel Cinematic Universe - All Movies | 0 | - | 4.89 | 332,172 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,662 |
| The Only Country ... | 0 | - | 4.91 | 79,752 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 179,339 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,393 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,279 |
| Countries with the Most Catholics | 0 | - | 4.90 | 107,911 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,296 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 88,779 |
| Orthodox Countries | 0 | - | 4.91 | 130,283 |
| Battle to Country | 0 | - | 4.91 | 52,459 |
| Monarchies of Europe | 0 | - | 4.90 | 97,237 |
| Monarchies of Asia | 0 | - | 4.97 | 70,550 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 233,325 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 222,612 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 190,138 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,304 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 135,999 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 77,011 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,395 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,553 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 110,505 |
| Random Countries by Borders | 0 | - | 4.99 | 81,602 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 378,095 |
| Random Name a Valid Country | 0 | - | 4.99 | 203,072 |
| Name a Valid Island Country | 0 | - | 4.96 | 113,960 |
| US States Quiz | 0 | - | 5.00 | 16,684,374 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 48,980 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,042 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,590 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,621 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,130 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,312 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,173 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,021 |
| Small Countries with Large Economies | 0 | - | 4.63 | 89,300 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 134,551 |
| Books by Country Quiz | 0 | - | 4.30 | 32,171 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,183 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,050 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,459 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 92,709 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,546 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,272 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,024 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,061 |
| First Names of Authors #1 | 0 | - | 4.20 | 58,994 |
| First Names of Authors #2 | 0 | - | 4.24 | 36,608 |
| Boundary Waters | 0 | - | 4.92 | 88,006 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,790 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,200 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,167 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,783 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 98,948 |
| Largest World Cities With Five Letters | 0 | - | 4.52 | 66,376 |
| Cities Chain #2 | 0 | - | 4.42 | 56,151 |
| Cities Chain #1 | 0 | - | 4.61 | 66,322 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,757 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,965 |
| Name Any Valid U.S. City | 0 | - | 4.51 | 40,088 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,161 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 74,853 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,869,122 |
| Countries in World War I | 0 | - | 4.88 | 226,476 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 227,279 |
| Countries of the World - One Minute Sprint | 0 | - | 4.35 | 955,762 |
| Hindu Countries | 0 | - | 4.85 | 49,459 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 93,269 |
| Random Countries Hidden in the World Map | 0 | - | 4.81 | 111,541 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 88,889 |
| Foods by Country of Origin #1 | 0 | - | 4.41 | 334,457 |
| Musical Acts by Country #1 | 0 | - | 4.45 | 78,823 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 52,669 |
| Name a Country A-Z | 0 | - | 5.00 | 240,110 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,054 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,136 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,069 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 277,264 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,057 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 114,668 |
| Name a Valid Country A-Z | 0 | - | 4.97 | 119,939 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,471 |
| First Names of Scientists | 0 | - | 4.50 | 56,433 |
| Star Wars Quotes | 0 | - | 4.84 | 173,304 |
| Name a Disney/Pixar Movie A-Z | 0 | - | 4.89 | 50,334 |
| World Capitals Quiz | 0 | - | 5.00 | 5,027,155 |
| Solve the Secret Capital City | 0 | - | 4.80 | 162,403 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,325 |
| Landlocked Countries | 0 | - | 4.99 | 413,062 |
| Countries with the Most Cathedrals | 0 | - | 4.51 | 39,781 |
| Countries that Produce the Most Cheese per Capita | 0 | - | 4.53 | 52,505 |
| Countries With One Word and Two U's | 0 | - | 4.50 | 50,369 |
| Top 10 Hottest Asian Countries | 0 | - | 4.61 | 48,937 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 551,275 |
| Countries That Produce the Most Spices | 0 | - | 4.44 | 41,438 |
| Countries by Milk Production | 0 | - | 4.54 | 43,577 |
| Mountains by Country | 0 | - | 4.64 | 81,528 |
| Islands by Country #2 | 0 | - | 4.80 | 76,950 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,711,400 |
| Countries with the Most Hindus | 0 | - | 4.90 | 122,234 |
| Countries Which Eat the Most Beef | 0 | - | 4.46 | 50,078 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,493 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 51,912 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,797 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,573 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,518 |
| Countries by Borders, Bordering Sea, Capital Proximity, Official Language or Currency in 30 Seconds | 0 | - | 4.95 | 236,156 |
| Historical Middle Names | 0 | - | 4.16 | 35,348 |
| People with Food Names | 0 | - | 4.10 | 60,437 |
| First Names of Historical Figures #2 | 0 | - | 4.32 | 40,208 |
| First Names of Historical Figures #1 | 0 | - | 4.39 | 228,531 |
| Random Nicknames #1 | 0 | - | 4.10 | 34,717 |
| Birth Names | 0 | - | 4.30 | 61,421 |
| U.S. Baby Boy Names by Letter | 0 | - | 3.86 | 96,586 |
| U.S. Baby Girls Names by Letter | 0 | - | 3.71 | 75,245 |
| WWII First Names | 0 | - | 4.45 | 41,540 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,120 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 94,928 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,500 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 122,864 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,242 |
| Fictional Cities | 0 | - | 4.25 | 47,864 |
| Word Scramble - Cities #2 | 0 | - | 4.54 | 25,006 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,569,561 |
| Word Scramble - National Capitals | 0 | - | 4.20 | 484,068 |
| World Cities by Clue #2 | 0 | - | 4.49 | 50,067 |
| Cities that End in A by Clue | 0 | - | 4.55 | 52,745 |
| Cities that End in O by Clue | 0 | - | 4.56 | 60,938 |
| Cities that End in N by Clue | 0 | - | 4.55 | 53,900 |
| Cities that End in I by Clue | 0 | - | 4.62 | 57,032 |
| Cities that End in S by Clue | 0 | - | 4.57 | 44,762 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 371,905 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,109 |
| Island Countries | 0 | - | 4.99 | 707,339 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,337 |
| Himalayan Countries | 0 | - | 4.95 | 135,125 |
| Andean Countries | 0 | - | 4.94 | 82,708 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,124 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,044 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,799 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,502 |
| Danube Countries | 0 | - | 4.97 | 71,017 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,678 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,476 |
| Countries with the Worst Passports | 0 | - | 4.93 | 82,336 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,249 |
| European Landlocked Countries | 0 | - | 4.99 | 145,689 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,090 |
| Countries with the Most Species | 0 | - | 4.99 | 95,208 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,243 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,183 |
