| Elemental Words | 0 | - | 4.97 | 52,501 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 709,590 |
| Random Symbol to Element | 0 | - | 4.88 | 93,659 |
| Word Scramble - Countries | 0 | - | 4.87 | 2,110,129 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,101,148 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 218,312 |
| Science General Knowledge #1 | 0 | - | 4.54 | 167,112 |
| Science General Knowledge #2 | 0 | - | 4.48 | 119,541 |
| Science General Knowledge #3 | 0 | - | 4.56 | 109,448 |
| Word Chain - Science | 0 | - | 4.59 | 55,091 |
| Last Name Vocabulary | 0 | - | 4.17 | 56,391 |
| Movie Title Antonyms #1 | 0 | - | 4.81 | 196,654 |
| Obfuscations of Movie Titles #1 | 0 | - | 4.93 | 62,227 |
| Random Countries by Borders | 0 | - | 4.99 | 82,890 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 140,877 |
| International Scientific Units | 0 | - | 4.95 | 157,834 |
| Electromagnetic Spectrum | 0 | - | 4.93 | 63,180 |
| First Name Vocabulary #1 | 0 | - | 3.85 | 48,677 |
| First Name Vocabulary #2 | 0 | - | 3.94 | 36,901 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 386,481 |
| Foods by Alternate Definition | 0 | - | 3.88 | 53,534 |
| First Names of Scientists | 0 | - | 4.51 | 57,143 |
| Elements of the Periodic Table | 0 | - | 5.00 | 2,255,962 |
| Answers are Elements #2 | 0 | - | 4.43 | 55,169 |
| Periodic Table Elements A-Z | 0 | - | 4.77 | 103,331 |
| Name a Valid Element | 0 | - | 4.67 | 70,329 |
| Medical Vocabulary | 0 | - | 4.54 | 59,404 |
| Movie Title Vocabulary Quiz #1 | 0 | - | 4.23 | 59,840 |
| Song Title Vocabulary | 0 | - | 4.35 | 62,551 |
| Groups of Two - Science | 0 | - | 4.26 | 48,426 |
| Science Decoder | 0 | - | 4.52 | 28,841 |
| Random Countries Hidden in the World Map | 0 | - | 4.82 | 114,131 |
| Elements by Symbol | 0 | - | 4.92 | 198,289 |
| Speed Symbol by Element | 0 | - | 4.90 | 105,353 |
| Chemical Elements with Short Names | 0 | - | 4.81 | 94,636 |
| Noble Gases | 0 | - | 4.89 | 78,688 |
| Elements that are Gases at Room Temperature | 0 | - | 4.86 | 64,941 |
| Periodic Table Symbols | 0 | - | 4.97 | 77,034 |
| Elements with One-Letter Symbols | 0 | - | 4.83 | 82,219 |
| Body Part Words | 0 | - | 4.43 | 146,298 |
| Name the Virus | 0 | - | 4.87 | 77,018 |
| Movie Title Vocabulary Quiz #2 | 0 | - | 4.02 | 21,244 |
| Movie Titles with Shared First Words #1 | 0 | - | 4.48 | 49,290 |
| Word Scramble - Random Animals | 0 | - | 4.41 | 49,384 |
| Obfuscations of Popular Cliches #2 | 0 | - | 4.45 | 42,117 |
| Random Geography General Knowledge Quiz | 0 | - | 4.46 | 135,854 |
| Citrus Fruits | 0 | - | 3.66 | 42,136 |
| Things Named For People #3 - Science | 0 | - | 4.85 | 54,204 |
| Answers are Elements #1 | 0 | - | 4.29 | 52,937 |
| Metals of Antiquity | 0 | - | 4.95 | 93,796 |
| Category Elimination - Elements | 0 | - | 4.61 | 53,995 |
| Astronomy Decoder | 0 | - | 4.48 | 38,171 |
| Word Scramble - Body Parts | 0 | - | 4.38 | 176,920 |
| Three Letter Body Parts | 0 | - | 4.40 | 205,840 |
| One-Syllable Human Body Parts | 0 | - | 4.29 | 88,466 |
| Medical Specialties | 0 | - | 4.32 | 92,182 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,665 |
| Movie Titles by Synonyms #1 | 0 | - | 4.46 | 126,930 |
| Movie Title Antonyms #2 | 0 | - | 4.46 | 81,114 |
| Obfuscations of Movie Titles #2 | 0 | - | 4.64 | 55,935 |
| "Like" Similes #1 | 0 | - | 4.19 | 42,181 |
| Best-Selling Video Game Consoles | 0 | - | 4.82 | 277,095 |
| Colors by Alternate Definition | 0 | - | 4.03 | 54,146 |
| Most Common Food and Drink Words | 0 | - | 4.04 | 23,754 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,842 |
| Mythical Creatures #2 | 0 | - | 4.06 | 112,187 |
| Christmas Vocabulary | 0 | - | 4.07 | 33,407 |
| Major Taxonomic Ranks | 0 | - | 4.63 | 81,020 |
| Famous Scientists | 0 | - | 4.57 | 42,798 |
| Dumb it Down Doc | 0 | - | 4.13 | 65,123 |
| Movie Titles with Shared First Words #2 | 0 | - | 4.62 | 27,292 |
| Song Titles with Shared First Words #1 | 0 | - | 4.79 | 26,056 |
| Obfuscations of Popular Cliches #1 | 0 | - | 4.37 | 50,416 |
| Random General Knowledge - Countries | 0 | - | 4.33 | 89,044 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,645,358 |
| Astronomy Quiz | 0 | - | 4.90 | 83,082 |
| Songs with Body Parts in the Title | 0 | - | 4.32 | 216,259 |
| Italian Name Translation | 0 | - | 4.83 | 47,710 |
| Movie Titles by Synonyms #2 | 0 | - | 4.26 | 96,790 |
| Movie Titles by Synonyms #3 | 0 | - | 4.25 | 66,045 |
| Song Title Antonyms #1 | 0 | - | 4.11 | 87,730 |
| Song Title Antonyms #2 | 0 | - | 4.36 | 77,106 |
| Song Titles by Synonyms #2 | 0 | - | 4.36 | 57,125 |
| Song Titles by Synonyms #1 | 0 | - | 4.18 | 69,926 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 111,359 |
| Obfuscations of Song Titles #1 | 0 | - | 4.38 | 34,748 |
| Obfuscations of Song Titles #2 | 0 | - | 4.53 | 27,348 |
| Book Titles with Shared First Words | 0 | - | 4.53 | 15,288 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 167,418 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 119,803 |
| Anagram Chain - Countries | 0 | - | 4.98 | 117,287 |
| "As" Similes #1 | 0 | - | 4.15 | 29,902 |
| "As" Similes #2 | 0 | - | 3.81 | 35,496 |
| "Like" Similes #2 | 0 | - | 3.84 | 38,049 |
| 7 Deadly Sins | 0 | - | 4.88 | 402,780 |
| Geography Quiz for Dummies | 0 | - | 4.87 | 109,143 |
| Fast Math - Addition | 0 | - | 4.87 | 524,431 |
| Disney Animated Characters | 0 | - | 4.88 | 602,492 |
| Synonyms of Drunk | 0 | - | 3.65 | 41,088 |
| Geographic Groups of Two #1 | 0 | - | 4.99 | 237,805 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 452,652 |
| Countries with Four Letters | 0 | - | 4.99 | 425,010 |
| 4-Letter Geography Chain #1 | 0 | - | 4.82 | 170,640 |
| Random Capital to Country | 0 | - | 4.99 | 2,598,732 |
| Random Country to Capital | 0 | - | 4.98 | 925,806 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,231 |
| American Candy by Alternate Definition | 0 | - | 4.04 | 19,390 |
| Foods Named for Places | 0 | - | 3.60 | 38,343 |
| Name a Valid World City | 0 | - | 4.84 | 71,782 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 70,616 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 65,464 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,861 |
| Country Name Etymologies #1 | 0 | - | 4.97 | 159,163 |
| Country Name Etymologies #2 | 0 | - | 4.96 | 86,844 |
| Scientific Names | 0 | - | 4.32 | 78,680 |
| Science Multiple Choice #1 | 0 | - | 4.53 | 86,883 |
| Lightest Chemical Elements A-Z | 0 | - | 4.57 | 32,076 |
| Periodic Table Quiz - First 20 Elements | 0 | - | 4.73 | 189,545 |
| Periodic Table Elements by Clue #1 | 0 | - | 4.80 | 62,744 |
| Body Part Cliches | 0 | - | 4.44 | 123,623 |
| Bones of the Human Body | 0 | - | 4.51 | 43,399 |
| Medical Conditions Quiz | 0 | - | 4.78 | 124,786 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,474 |
| Random Geographic Groups of Seven | 0 | - | 4.92 | 46,629 |
| Book Titles by Synonyms #2 | 0 | - | 4.37 | 39,589 |
| Idioms by Synonyms | 0 | - | 4.22 | 15,737 |
| Fruits: No Vowels | 0 | - | 4.81 | 100,284 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 306,219 |
| Islands by Country #1 | 0 | - | 4.90 | 176,089 |
| Regions of Countries #1 | 0 | - | 4.96 | 160,083 |
| Regions of Countries #2 | 0 | - | 4.95 | 124,408 |
| Regions of Countries #3 | 0 | - | 4.85 | 91,277 |
| Conspiracy Theories – Mostly U.S. | 0 | - | 4.44 | 56,660 |
| Random Geographic Groups of Five | 0 | - | 4.93 | 115,186 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 201,667 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 184,079 |
| Country Chain | 0 | - | 4.96 | 218,122 |
| Cold War Decoder | 0 | - | 4.83 | 52,556 |
| Eight Most Popular Berries | 0 | - | 4.43 | 99,786 |
| Top 20 Fruits Sold in the U.S. | 0 | - | 4.45 | 68,219 |
| Name a Valid Year in History | 0 | - | 4.93 | 67,751 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 50,306 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 323,033 |
| Name a Valid Country #3 | 0 | - | 4.99 | 265,364 |
| Name a Valid Country #1 | 0 | - | 4.99 | 294,114 |
| Name a Valid Country #2 | 0 | - | 4.98 | 253,434 |
| Name a Valid Country #4 | 0 | - | 4.97 | 258,479 |
| Name a Valid Country #5 | 0 | - | 4.99 | 209,385 |
| Name a Valid Country #6 | 0 | - | 4.95 | 142,966 |
| Name a Valid Country #7 | 0 | - | 4.91 | 131,278 |
| Name a Valid Country #8 | 0 | - | 4.86 | 100,463 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 738,303 |
| Japanese Loanwords | 0 | - | 4.47 | 84,822 |
| Body Parts in History and Culture | 0 | - | 4.43 | 35,410 |
| Science Vocabulary #2 | 0 | - | 4.52 | 59,894 |
| Diseases: Virus... or Bacteria? | 0 | - | 4.61 | 38,896 |
| Science Multiple Choice #2 | 0 | - | 4.37 | 36,719 |
| Most Common Elements in the Human Body | 0 | - | 4.74 | 152,330 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 36,122 |
| Environmental Issues | 0 | - | 4.54 | 26,891 |
| Two Letter Answers #2 | 0 | - | 4.43 | 86,662 |
| One Letter Answers #1 | 0 | - | 4.47 | 77,613 |
| People With Place Names | 0 | - | 4.01 | 39,810 |
| Guess a Top 5 Last Name by Country | 0 | - | 4.61 | 46,188 |
| Shared First Names #2 | 0 | - | 4.53 | 45,797 |
| People with J Initials | 0 | - | 4.51 | 55,565 |
| History Analogies #1 | 0 | - | 4.53 | 90,142 |
| History Analogies #2 | 0 | - | 4.49 | 77,382 |
| History Analogies #3 | 0 | - | 4.61 | 80,837 |
| English Idioms #1 | 0 | - | 4.45 | 146,257 |
| Cliche Quotes Quiz #2 | 0 | - | 4.42 | 45,488 |
| Clothing Idioms | 0 | - | 4.41 | 34,292 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 323,835 |
| Are You a Nerd? | 0 | - | 4.35 | 45,081 |
| The Eleven Colors | 0 | - | 4.74 | 235,779 |
| Groups of Things - History #1 | 0 | - | 4.41 | 94,388 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 181,535 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 89,575 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 80,878 |
| The Only Country ... | 0 | - | 4.91 | 81,692 |
| King in the Answers | 0 | - | 4.42 | 50,321 |
| Super in the Answers | 0 | - | 4.52 | 110,643 |
| Four Letter Geography #1 | 0 | - | 4.69 | 89,630 |
| Five Letter Geography #3 | 0 | - | 4.62 | 131,865 |
| Six Letter Geography #1 | 0 | - | 4.42 | 114,918 |
| Six Letter Geography #2 | 0 | - | 4.68 | 67,872 |
| Six Letter Geography #3 | 0 | - | 4.52 | 81,931 |
| Seven Letter Geography #1 | 0 | - | 4.46 | 77,754 |
| Seven Letter Geography #3 | 0 | - | 4.51 | 38,588 |
| Eight Letter Geography #1 | 0 | - | 4.45 | 38,678 |
| Five Letter Geography #1 | 0 | - | 4.48 | 151,939 |
| Five Letter Geography #4 | 0 | - | 4.78 | 85,187 |
| Five Letter Geography - Hero Mode | 0 | - | 4.63 | 35,686 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 125,061 |
| Random History by Country | 0 | - | 4.53 | 34,972 |
| Random Name a Valid Country | 0 | - | 4.99 | 206,208 |
| Geography Decoder | 0 | - | 4.53 | 75,791 |
| Continental Geography Decoder | 0 | - | 4.46 | 52,793 |
| Letter A Geography Chain | 0 | - | 4.54 | 67,702 |
| 6-Letter Movie Chain #3 | 0 | - | 4.43 | 36,407 |
