| 7 Deadly Sins | 0 | - | 4.88 | 397,703 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,093,841 |
| Country Chain | 0 | - | 4.96 | 216,416 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 318,661 |
| Movie Title Antonyms #1 | 0 | - | 4.81 | 195,033 |
| Obfuscations of Movie Titles #1 | 0 | - | 4.93 | 61,878 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 138,247 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,080 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 234,692 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 223,812 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 191,202 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 80,338 |
| Book Titles with Shared First Words | 0 | - | 4.53 | 15,116 |
| Literary Quotes #1 | 0 | - | 4.49 | 33,493 |
| Book Titles by Synonyms #2 | 0 | - | 4.37 | 39,349 |
| Random Countries Hidden in the World Map | 0 | - | 4.81 | 112,299 |
| Name a Country A-Z | 0 | - | 5.00 | 241,759 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 120,821 |
| Movie Titles with Shared First Words #1 | 0 | - | 4.47 | 48,819 |
| Famous Lines of Poetry #1 | 0 | - | 4.55 | 34,212 |
| Obfuscations of Popular Cliches #2 | 0 | - | 4.45 | 41,897 |
| Chess Pieces (With Board and Pictures!) | 0 | - | 4.50 | 77,691 |
| Books with Names in the Title #2 | 0 | - | 4.42 | 54,550 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,263 |
| Movie Titles by Synonyms #1 | 0 | - | 4.46 | 126,101 |
| Movie Title Antonyms #2 | 0 | - | 4.46 | 80,324 |
| Obfuscations of Movie Titles #2 | 0 | - | 4.64 | 55,559 |
| "Like" Similes #1 | 0 | - | 4.19 | 42,071 |
| Best-Selling Video Game Consoles | 0 | - | 4.81 | 272,022 |
| Colors by Alternate Definition | 0 | - | 4.02 | 53,993 |
| Astronomy Decoder | 0 | - | 4.50 | 37,931 |
| Word Chain - The Bible | 0 | - | 4.48 | 50,154 |
| U.S. Chain Restaurant Menu | 0 | - | 4.08 | 139,069 |
| Most Common Food and Drink Words | 0 | - | 4.03 | 23,589 |
| World Countries by 10 Category Elimination #2 | 0 | - | 4.48 | 70,721 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 103,861 |
| Category Elimination - Countries #5 | 0 | - | 4.69 | 143,754 |
| Category Elimination - Elements | 0 | - | 4.61 | 53,436 |
| Elemental Words | 0 | - | 4.96 | 52,129 |
| Words for Leaders | 0 | - | 4.77 | 256,022 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,604,331 |
| Popular Royal Names | 0 | - | 4.27 | 124,721 |
| Last Name Vocabulary | 0 | - | 4.17 | 56,241 |
| First Names of Painters | 0 | - | 4.43 | 59,732 |
| Movie Titles with Shared First Words #2 | 0 | - | 4.62 | 26,983 |
| Song Titles with Shared First Words #1 | 0 | - | 4.79 | 25,801 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,452 |
| Famous Lines of Poetry #2 | 0 | - | 4.55 | 18,466 |
| Obfuscations of Popular Cliches #1 | 0 | - | 4.37 | 50,255 |
| Character to Author #1 | 0 | - | 4.52 | 43,357 |
| 5-Letter Literature Chain | 0 | - | 4.29 | 54,701 |
| 4-Letter Literature Chain | 0 | - | 4.39 | 42,297 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 705,797 |
| Clue Board Game - Rooms, Weapons, and Characters | 0 | - | 4.36 | 55,556 |
| Books with Names in the Title #1 | 0 | - | 4.26 | 70,364 |
| First Name Vocabulary #1 | 0 | - | 3.84 | 48,427 |
| First Name Vocabulary #2 | 0 | - | 3.97 | 36,626 |
| Italian Name Translation | 0 | - | 4.81 | 45,945 |
| Movie Title Vocabulary Quiz #1 | 0 | - | 4.23 | 59,626 |
| Movie Titles by Synonyms #2 | 0 | - | 4.26 | 96,280 |
| Movie Titles by Synonyms #3 | 0 | - | 4.25 | 65,638 |
| Song Title Antonyms #1 | 0 | - | 4.11 | 87,392 |
| Song Title Antonyms #2 | 0 | - | 4.36 | 76,763 |
| Song Title Vocabulary | 0 | - | 4.35 | 62,295 |
| Song Titles by Synonyms #2 | 0 | - | 4.40 | 56,800 |
| Song Titles by Synonyms #1 | 0 | - | 4.18 | 69,454 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 110,297 |
| Obfuscations of Song Titles #1 | 0 | - | 4.38 | 34,565 |
| Obfuscations of Song Titles #2 | 0 | - | 4.53 | 27,174 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,094,343 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 164,387 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 117,167 |
| Anagram Chain - Countries | 0 | - | 4.98 | 115,824 |
| Literary Quotes #2 | 0 | - | 4.18 | 24,335 |
| "As" Similes #1 | 0 | - | 4.15 | 29,849 |
| "As" Similes #2 | 0 | - | 3.79 | 35,442 |
| "Like" Similes #2 | 0 | - | 3.82 | 37,986 |
| Geography Quiz for Dummies | 0 | - | 4.87 | 108,219 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 745,201 |
| Disney Animated Characters | 0 | - | 4.88 | 600,291 |
| Stores in the Mall #1 | 0 | - | 3.89 | 45,862 |
| Colors by Letter | 0 | - | 4.25 | 162,263 |
| Synonyms of Drunk | 0 | - | 3.65 | 41,001 |
| Sibling Actors | 0 | - | 4.12 | 47,490 |
| Geographic Groups of Two #1 | 0 | - | 4.99 | 236,311 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 448,087 |
| Countries with Four Letters | 0 | - | 4.99 | 420,346 |
| 4-Letter Geography Chain #1 | 0 | - | 4.81 | 169,605 |
| Random Symbol to Element | 0 | - | 4.88 | 92,526 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,747 |
| Foods by Alternate Definition | 0 | - | 3.88 | 53,463 |
| American Candy by Alternate Definition | 0 | - | 4.04 | 19,336 |
| Foods Named for Places | 0 | - | 3.60 | 38,270 |
| Name a Valid World City | 0 | - | 4.83 | 70,611 |
| Category Elimination - Cities | 0 | - | 4.25 | 40,956 |
| Countries but all Vowels are Changed to O | 0 | - | 4.93 | 68,661 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 63,853 |
| Country Name Etymologies #1 | 0 | - | 4.97 | 158,619 |
| Country Name Etymologies #2 | 0 | - | 4.96 | 86,313 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 286,383 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 270,406 |
| Countries with NO Military | 0 | - | 4.97 | 61,607 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,438 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,180 |
| NATO Countries | 0 | - | 4.98 | 278,105 |
| EU Countries Quiz | 0 | - | 4.99 | 271,630 |
| Top Five Countries by Religion | 0 | - | 4.93 | 170,031 |
| Books of the Protestant Bible | 0 | - | 4.89 | 208,688 |
| Majority Muslim Countries | 0 | - | 4.98 | 371,886 |
| Board Game Groups of Things | 0 | - | 4.16 | 31,223 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 716,153 |
| Idioms by Synonyms | 0 | - | 4.22 | 15,657 |
| Fruits: No Vowels | 0 | - | 4.81 | 99,066 |
| Best-Selling Breakfast Cereals | 0 | - | 3.68 | 92,833 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 303,880 |
| Islands by Country #1 | 0 | - | 4.87 | 174,822 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,179 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,531 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,501 |
| Character to Author #2 | 0 | - | 4.55 | 30,361 |
| Conspiracy Theories – Mostly U.S. | 0 | - | 4.44 | 56,374 |
| Random Geographic Groups of Five | 0 | - | 4.93 | 114,018 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 199,004 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 170,316 |
| Cities by Wikipedia Descriptions #1 | 0 | - | 4.52 | 55,327 |
| Cities by Wikipedia Descriptions #3 | 0 | - | 4.58 | 47,658 |
| Parties (Mostly Political) | 0 | - | 4.14 | 20,347 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 215,017 |
| WWII Decoder | 0 | - | 4.41 | 53,351 |
| Cold War Decoder | 0 | - | 4.83 | 52,119 |
| Capital Cities Chain | 0 | - | 4.84 | 82,255 |
| Eight Most Popular Berries | 0 | - | 4.43 | 99,022 |
| Top 20 Fruits Sold in the U.S. | 0 | - | 4.44 | 67,377 |
| Name a Valid Year in History | 0 | - | 4.93 | 66,785 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,316 |
| Name a Valid Answer - World War II | 0 | - | 4.53 | 55,131 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 49,780 |
| Name a Valid Country #3 | 0 | - | 4.99 | 261,691 |
| Name a Valid Country #1 | 0 | - | 4.99 | 287,011 |
| Name a Valid Country #2 | 0 | - | 4.98 | 249,032 |
| Name a Valid Country #4 | 0 | - | 4.97 | 254,025 |
| Name a Valid Country #5 | 0 | - | 4.99 | 204,768 |
| Name a Valid Country #6 | 0 | - | 4.94 | 128,289 |
| Name a Valid Country #7 | 0 | - | 4.91 | 128,240 |
| Name a Valid Country #8 | 0 | - | 4.85 | 97,595 |
| Name a Valid Country #10 | 0 | - | 4.93 | 42,243 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,316 |
| Random Geographic Groups of Seven | 0 | - | 4.91 | 45,558 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,768 |
| Coldest World Capitals | 0 | - | 4.95 | 133,215 |
| World Currency Quiz | 0 | - | 4.92 | 300,550 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 333,959 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 122,752 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,106 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,447 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 130,105 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,301 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,520 |
| Buddhist Countries | 0 | - | 4.96 | 143,402 |
| Chuck Norris Facts | 0 | - | 4.51 | 8,238 |
| Two Letter Answers #2 | 0 | - | 4.43 | 86,196 |
| One Letter Answers #1 | 0 | - | 4.47 | 77,453 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,343 |
| Guess a Top 5 Last Name by Country | 0 | - | 4.63 | 45,404 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,675 |
| Shared First Names #2 | 0 | - | 4.53 | 45,147 |
| WWII First Names | 0 | - | 4.44 | 41,678 |
| People with J Initials | 0 | - | 4.51 | 55,341 |
| History Analogies #1 | 0 | - | 4.53 | 89,856 |
| History Analogies #2 | 0 | - | 4.49 | 77,095 |
| History Analogies #3 | 0 | - | 4.61 | 80,539 |
| Movie Title Vocabulary Quiz #2 | 0 | - | 4.02 | 21,127 |
| Title in the Lyrics - Musicals | 0 | - | 4.28 | 54,628 |
| Books with Food in the Title | 0 | - | 3.93 | 39,634 |
| English Idioms #1 | 0 | - | 4.45 | 145,121 |
| Cliche Quotes Quiz #2 | 0 | - | 4.43 | 45,320 |
| Clothing Idioms | 0 | - | 4.41 | 34,119 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 320,746 |
| Famous Catholics | 0 | - | 4.16 | 27,660 |
| Stores in the Mall #2 | 0 | - | 3.69 | 30,787 |
| Are You a Nerd? | 0 | - | 4.35 | 44,684 |
| The Eleven Colors | 0 | - | 4.73 | 234,575 |
| Marvel Cinematic Universe - All Movies | 0 | - | 4.89 | 335,509 |
| Star Wars Characters Screen Time by Movie | 0 | - | 4.56 | 28,571 |
| Science General Knowledge #1 | 0 | - | 4.54 | 164,140 |
| Science General Knowledge #2 | 0 | - | 4.48 | 117,234 |
| Science General Knowledge #3 | 0 | - | 4.55 | 99,717 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 179,907 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,701 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 78,254 |
| The Only Country ... | 0 | - | 4.91 | 80,446 |
| Cities that End in T by Clue | 0 | - | 4.70 | 17,180 |
| Cities that End in G by Clue | 0 | - | 4.60 | 21,439 |
| King in the Answers | 0 | - | 4.42 | 49,779 |
| Super in the Answers | 0 | - | 4.52 | 109,600 |
| Four Letter Geography #1 | 0 | - | 4.69 | 89,223 |
| Five Letter Geography #3 | 0 | - | 4.61 | 130,996 |
| Six Letter Geography #1 | 0 | - | 4.42 | 114,457 |
| Six Letter Geography #2 | 0 | - | 4.68 | 67,517 |
| Six Letter Geography #3 | 0 | - | 4.52 | 81,582 |
