| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,520 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,639 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 49,769 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,943 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 236,495 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 169,396 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 111,643 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 93,659 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 98,005 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 134,603 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 81,609 |
| Name a World Capital A-Z | 0 | - | 5.00 | 177,425 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,662,445 |
| Random Capital to Country | 0 | - | 4.99 | 2,605,203 |
| Random Country to Capital | 0 | - | 4.98 | 930,952 |
| Last Names by Country of Origin | 0 | - | 4.64 | 157,451 |
| Word Scramble - Countries | 0 | - | 4.88 | 2,129,428 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 454,296 |
| Solve the Secret Country #1 | 0 | - | 4.93 | 168,892 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 121,046 |
| Anagram Chain - Countries | 0 | - | 4.98 | 118,031 |
| Countries with Four Letters | 0 | - | 4.99 | 426,693 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 71,457 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 66,318 |
| Capital Cities Chain | 0 | - | 4.84 | 83,577 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,782 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 202,425 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 184,778 |
| Country Chain | 0 | - | 4.96 | 218,738 |
| Countries with the Most Christians | 0 | - | 4.93 | 145,026 |
| Countries by Emojis | 0 | - | 4.99 | 242,997 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 56,763 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 324,586 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 89,423 |
| Islands by Country #1 | 0 | - | 4.90 | 176,910 |
| Regions of Countries #1 | 0 | - | 4.96 | 160,391 |
| Regions of Countries #2 | 0 | - | 4.95 | 124,706 |
| Regions of Countries #3 | 0 | - | 4.85 | 91,510 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 219,689 |
| Name a Valid Country #3 | 0 | - | 4.99 | 266,539 |
| Name a Valid Country #1 | 0 | - | 4.99 | 296,454 |
| Name a Valid Country #2 | 0 | - | 4.98 | 254,770 |
| Name a Valid Country #4 | 0 | - | 4.97 | 259,762 |
| Name a Valid Country #5 | 0 | - | 4.99 | 210,576 |
| Name a Valid Country #6 | 0 | - | 4.95 | 145,801 |
| Name a Valid Country #7 | 0 | - | 4.91 | 132,272 |
| Name a Valid Country #8 | 0 | - | 4.86 | 101,390 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,492 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 746,909 |
| Companies by Country | 0 | - | 4.61 | 120,580 |
| Marvel Cinematic Universe - All Movies | 0 | - | 4.89 | 344,235 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,591 |
| The Only Country ... | 0 | - | 4.91 | 82,123 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 181,971 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 89,867 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,818 |
| Countries with the Most Catholics | 0 | - | 4.90 | 110,718 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 111,247 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 90,067 |
| Orthodox Countries | 0 | - | 4.92 | 133,024 |
| Battle to Country | 0 | - | 4.91 | 54,161 |
| Monarchies of Europe | 0 | - | 4.90 | 99,088 |
| Monarchies of Asia | 0 | - | 4.97 | 71,647 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 238,764 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 227,575 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 194,145 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 124,434 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 142,098 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 81,835 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,387 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,668 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,775 |
| Random Countries by Borders | 0 | - | 4.99 | 83,239 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 389,302 |
| Random Name a Valid Country | 0 | - | 4.99 | 206,997 |
| Name a Valid Island Country | 0 | - | 4.97 | 130,551 |
| US States Quiz | 0 | - | 5.00 | 17,031,983 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,638 |
| Random World Capitals on a Map | 0 | - | 4.93 | 136,162 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 90,052 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,731 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 201,070 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,538 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,892 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 93,000 |
| Small Countries with Large Economies | 0 | - | 4.63 | 90,522 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 140,611 |
| Books by Country Quiz | 0 | - | 4.30 | 32,333 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 194,141 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 128,038 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,840 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 94,921 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 187,088 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 150,485 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 279,464 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 176,013 |
| First Names of Authors #1 | 0 | - | 4.20 | 59,396 |
| First Names of Authors #2 | 0 | - | 4.24 | 36,918 |
| Boundary Waters | 0 | - | 4.92 | 88,872 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,493 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,904 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,642 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 61,105 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 71,124 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,543 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,533 |
| Cities Chain #2 | 0 | - | 4.42 | 56,557 |
| Cities Chain #1 | 0 | - | 4.61 | 66,883 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,279 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,672 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 41,232 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,962 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 76,212 |
| Countries of the World Quiz | 0 | - | 5.00 | 48,008,049 |
| Countries in World War I | 0 | - | 4.88 | 229,528 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 230,849 |
| Countries of the World - One Minute Sprint | 0 | - | 4.36 | 984,283 |
| Hindu Countries | 0 | - | 4.86 | 50,708 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 98,004 |
| Random Countries Hidden in the World Map | 0 | - | 4.83 | 114,811 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 91,332 |
| Foods by Country of Origin #1 | 0 | - | 4.41 | 338,386 |
| Musical Acts by Country #1 | 0 | - | 4.45 | 80,047 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 55,044 |
| Name a Country A-Z | 0 | - | 5.00 | 246,434 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.92 | 95,790 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 77,181 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 151,482 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.91 | 281,417 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,447 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.91 | 116,647 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 123,351 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 132,741 |
| First Names of Scientists | 0 | - | 4.51 | 57,301 |
| Star Wars Quotes | 0 | - | 4.86 | 186,622 |
| Name a Disney/Pixar Movie A-Z | 0 | - | 4.84 | 53,535 |
| World Capitals Quiz | 0 | - | 5.00 | 5,117,182 |
| Solve the Secret Capital City | 0 | - | 4.80 | 164,786 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,506 |
| Landlocked Countries | 0 | - | 4.99 | 427,721 |
| Countries with the Most Cathedrals | 0 | - | 4.48 | 47,542 |
| Countries that Produce the Most Cheese per Capita | 0 | - | 4.51 | 53,137 |
| Countries With One Word and Two U's | 0 | - | 4.45 | 51,455 |
| Top 10 Hottest Asian Countries | 0 | - | 4.63 | 49,437 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 593,292 |
| Countries That Produce the Most Spices | 0 | - | 4.44 | 41,721 |
| Countries by Milk Production | 0 | - | 4.54 | 44,323 |
| Mountains by Country | 0 | - | 4.56 | 82,049 |
| Islands by Country #2 | 0 | - | 4.80 | 78,075 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,815,721 |
| Countries with the Most Hindus | 0 | - | 4.90 | 123,706 |
| Countries Which Eat the Most Beef | 0 | - | 4.46 | 50,432 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 51,307 |
| Countries that Beat a Random Country | 0 | - | 4.54 | 46,798 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 50,333 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,884 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 126,107 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,759 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,307 |
| Countries by Borders, Bordering Sea, Capital Proximity, Official Language or Currency in 30 Seconds | 0 | - | 4.96 | 243,632 |
| Historical Middle Names | 0 | - | 4.16 | 36,364 |
| People with Food Names | 0 | - | 4.09 | 71,973 |
| First Names of Historical Figures #2 | 0 | - | 4.32 | 41,218 |
| First Names of Historical Figures #1 | 0 | - | 4.40 | 230,693 |
| Random Nicknames #1 | 0 | - | 4.11 | 34,998 |
| Also Known As #1 | 0 | - | 4.18 | 31,961 |
| Birth Names | 0 | - | 4.31 | 61,962 |
| U.S. Baby Boy Names by Letter | 0 | - | 3.86 | 97,600 |
| U.S. Baby Girls Names by Letter | 0 | - | 3.71 | 88,521 |
| WWII First Names | 0 | - | 4.45 | 42,027 |
| World Geography on a Map #1 | 0 | - | 4.94 | 74,019 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,567 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,235 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,261 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 337,060 |
| Fictional Cities | 0 | - | 4.27 | 48,011 |
| Word Scramble - Cities #2 | 0 | - | 4.54 | 25,267 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,603,508 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 492,788 |
| World Cities by Clue #2 | 0 | - | 4.49 | 50,446 |
| Cities that End in A by Clue | 0 | - | 4.55 | 53,240 |
| Cities that End in O by Clue | 0 | - | 4.56 | 61,516 |
| Cities that End in N by Clue | 0 | - | 4.55 | 54,374 |
| Cities that End in I by Clue | 0 | - | 4.62 | 57,580 |
| Cities that End in S by Clue | 0 | - | 4.57 | 45,172 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 377,187 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 410,650 |
| Island Countries | 0 | - | 4.99 | 713,212 |
| Sahara Desert Countries | 0 | - | 4.98 | 167,137 |
| Himalayan Countries | 0 | - | 4.93 | 141,024 |
| Andean Countries | 0 | - | 4.94 | 85,901 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 65,017 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,635 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,561 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,763 |
| Danube Countries | 0 | - | 4.97 | 72,609 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,876 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 87,026 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,534 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 151,017 |
