| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,967 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,176 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,938 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,345 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,907 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,619 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 110,342 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,596 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 97,082 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,402 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,758 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,481 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,632,724 |
| Name a Valid World City | 0 | - | 4.83 | 71,465 |
| Random Capital to Country | 0 | - | 4.99 | 2,594,629 |
| Random Country to Capital | 0 | - | 4.98 | 922,759 |
| Last Names by Country of Origin | 0 | - | 4.64 | 156,671 |
| Word Scramble - Countries | 0 | - | 4.87 | 2,105,461 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 451,545 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 166,360 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 118,926 |
| Anagram Chain - Countries | 0 | - | 4.98 | 116,798 |
| Countries with Four Letters | 0 | - | 4.99 | 423,332 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 69,991 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 64,922 |
| Capital Cities Chain | 0 | - | 4.83 | 82,952 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,114 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 201,066 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 183,352 |
| Country Chain | 0 | - | 4.96 | 217,400 |
| Countries with the Most Christians | 0 | - | 4.92 | 143,600 |
| Countries by Emojis | 0 | - | 4.99 | 240,419 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 56,106 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 321,756 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,512 |
| Islands by Country #1 | 0 | - | 4.88 | 175,479 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,643 |
| Regions of Countries #2 | 0 | - | 4.95 | 124,040 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,810 |
| Can You Name These 50 Random Countries? | 0 | - | 4.99 | 217,394 |
| Name a Valid Country #3 | 0 | - | 4.99 | 263,669 |
| Name a Valid Country #1 | 0 | - | 4.99 | 291,260 |
| Name a Valid Country #2 | 0 | - | 4.98 | 251,482 |
| Name a Valid Country #4 | 0 | - | 4.97 | 256,649 |
| Name a Valid Country #5 | 0 | - | 4.99 | 207,661 |
| Name a Valid Country #6 | 0 | - | 4.94 | 129,969 |
| Name a Valid Country #7 | 0 | - | 4.91 | 129,714 |
| Name a Valid Country #8 | 0 | - | 4.86 | 99,075 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,262 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 722,787 |
| Companies by Country | 0 | - | 4.61 | 119,822 |
| Marvel Cinematic Universe - All Movies | 0 | - | 4.89 | 340,526 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,251 |
| The Only Country ... | 0 | - | 4.91 | 81,402 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 181,175 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 89,349 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,274 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,780 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,860 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,601 |
| Orthodox Countries | 0 | - | 4.92 | 132,252 |
| Battle to Country | 0 | - | 4.91 | 53,526 |
| Monarchies of Europe | 0 | - | 4.90 | 98,346 |
| Monarchies of Asia | 0 | - | 4.97 | 71,222 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 236,693 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 225,609 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 192,635 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 123,134 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 140,171 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 80,132 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,019 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,198 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,016 |
| Random Countries by Borders | 0 | - | 4.99 | 82,643 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 384,842 |
| Random Name a Valid Country | 0 | - | 4.99 | 205,435 |
| Name a Valid Island Country | 0 | - | 4.96 | 115,130 |
| US States Quiz | 0 | - | 5.00 | 16,917,417 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,391 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,878 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,504 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,294 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,804 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,812 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 135,477 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,380 |
| Small Countries with Large Economies | 0 | - | 4.63 | 90,119 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 138,636 |
| Books by Country Quiz | 0 | - | 4.30 | 32,262 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,343 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,258 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,379 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 93,892 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 186,207 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,653 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,360 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,829 |
| First Names of Authors #1 | 0 | - | 4.20 | 59,215 |
| First Names of Authors #2 | 0 | - | 4.24 | 36,770 |
| Boundary Waters | 0 | - | 4.92 | 88,579 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,257 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,281 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,741 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,621 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,589 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,304 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,139 |
| Cities Chain #2 | 0 | - | 4.42 | 56,430 |
| Cities Chain #1 | 0 | - | 4.61 | 66,683 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,290 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,978 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,686 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,591 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,654 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,592,060 |
| Countries in World War I | 0 | - | 4.88 | 228,468 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 229,367 |
| Countries of the World - One Minute Sprint | 0 | - | 4.36 | 978,705 |
| Hindu Countries | 0 | - | 4.86 | 50,299 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 95,967 |
| Random Countries Hidden in the World Map | 0 | - | 4.82 | 113,610 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 90,367 |
| Foods by Country of Origin #1 | 0 | - | 4.41 | 337,061 |
| Musical Acts by Country #1 | 0 | - | 4.45 | 79,173 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,044 |
| Name a Country A-Z | 0 | - | 5.00 | 244,209 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,430 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,428 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 150,005 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 279,840 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,946 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.91 | 115,966 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 122,134 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 131,262 |
| First Names of Scientists | 0 | - | 4.51 | 56,991 |
| Star Wars Quotes | 0 | - | 4.86 | 184,981 |
| Name a Disney/Pixar Movie A-Z | 0 | - | 4.84 | 52,454 |
| World Capitals Quiz | 0 | - | 5.00 | 5,083,842 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,783 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,450 |
| Landlocked Countries | 0 | - | 4.99 | 422,094 |
| Countries with the Most Cathedrals | 0 | - | 4.48 | 46,733 |
| Countries that Produce the Most Cheese per Capita | 0 | - | 4.51 | 52,907 |
| Countries With One Word and Two U's | 0 | - | 4.45 | 51,100 |
| Top 10 Hottest Asian Countries | 0 | - | 4.63 | 49,291 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 577,176 |
| Countries That Produce the Most Spices | 0 | - | 4.44 | 41,619 |
| Countries by Milk Production | 0 | - | 4.54 | 44,079 |
| Mountains by Country | 0 | - | 4.56 | 81,836 |
| Islands by Country #2 | 0 | - | 4.80 | 77,550 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,779,652 |
| Countries with the Most Hindus | 0 | - | 4.90 | 123,201 |
| Countries Which Eat the Most Beef | 0 | - | 4.46 | 50,309 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 50,902 |
| Countries that Beat a Random Country | 0 | - | 4.56 | 45,831 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,663 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,487 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,299 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,932 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,997 |
| Countries by Borders, Bordering Sea, Capital Proximity, Official Language or Currency in 30 Seconds | 0 | - | 4.95 | 240,701 |
| Historical Middle Names | 0 | - | 4.16 | 35,905 |
| People with Food Names | 0 | - | 4.10 | 61,182 |
| First Names of Historical Figures #2 | 0 | - | 4.32 | 40,657 |
| First Names of Historical Figures #1 | 0 | - | 4.39 | 229,567 |
| Random Nicknames #1 | 0 | - | 4.11 | 34,883 |
| Also Known As #1 | 0 | - | 4.18 | 31,691 |
| Birth Names | 0 | - | 4.31 | 61,815 |
| U.S. Baby Boy Names by Letter | 0 | - | 3.86 | 97,299 |
| U.S. Baby Girls Names by Letter | 0 | - | 3.70 | 85,862 |
| WWII First Names | 0 | - | 4.44 | 41,842 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,713 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,032 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,430 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,438 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,655 |
| Fictional Cities | 0 | - | 4.26 | 47,955 |
| Word Scramble - Cities #2 | 0 | - | 4.54 | 25,171 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,590,780 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 489,315 |
| World Cities by Clue #2 | 0 | - | 4.49 | 50,340 |
| Cities that End in A by Clue | 0 | - | 4.55 | 53,077 |
| Cities that End in O by Clue | 0 | - | 4.56 | 61,367 |
| Cities that End in N by Clue | 0 | - | 4.55 | 54,218 |
| Cities that End in I by Clue | 0 | - | 4.62 | 57,409 |
| Cities that End in S by Clue | 0 | - | 4.57 | 45,043 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,538 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 407,364 |
| Island Countries | 0 | - | 4.99 | 711,087 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,523 |
| Himalayan Countries | 0 | - | 4.94 | 138,790 |
| Andean Countries | 0 | - | 4.93 | 84,642 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,836 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,876 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,462 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,827 |
| Danube Countries | 0 | - | 4.97 | 72,027 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,035 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,436 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,340 |
