| Random Symbol to Element | 0 | - | 4.88 | 93,644 |
| Word Scramble - Body Parts | 0 | - | 4.38 | 176,911 |
| Three Letter Body Parts | 0 | - | 4.40 | 205,833 |
| One-Syllable Human Body Parts | 0 | - | 4.29 | 88,457 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,100,998 |
| Body Parts in History and Culture | 0 | - | 4.43 | 35,407 |
| International Scientific Units | 0 | - | 4.95 | 157,786 |
| Electromagnetic Spectrum | 0 | - | 4.93 | 63,165 |
| Science General Knowledge #1 | 0 | - | 4.54 | 167,074 |
| Science General Knowledge #2 | 0 | - | 4.48 | 119,519 |
| Science General Knowledge #3 | 0 | - | 4.56 | 109,424 |
| Word Chain - Science | 0 | - | 4.59 | 55,079 |
| Most Common Elements in the Human Body | 0 | - | 4.74 | 152,320 |
| The Only Country ... | 0 | - | 4.91 | 81,670 |
| First Names of Scientists | 0 | - | 4.51 | 57,134 |
| Elements of the Periodic Table | 0 | - | 5.00 | 2,255,488 |
| Answers are Elements #2 | 0 | - | 4.43 | 55,163 |
| Periodic Table Elements A-Z | 0 | - | 4.77 | 103,307 |
| Name a Valid Element | 0 | - | 4.67 | 70,314 |
| Songs with Body Parts in the Title | 0 | - | 4.32 | 216,239 |
| Groups of Two - Science | 0 | - | 4.26 | 48,425 |
| Science Decoder | 0 | - | 4.52 | 28,834 |
| Elements by Symbol | 0 | - | 4.92 | 198,240 |
| Speed Symbol by Element | 0 | - | 4.90 | 105,315 |
| Chemical Elements with Short Names | 0 | - | 4.81 | 94,604 |
| Noble Gases | 0 | - | 4.89 | 78,671 |
| Elements that are Gases at Room Temperature | 0 | - | 4.86 | 64,929 |
| Periodic Table Symbols | 0 | - | 4.97 | 76,111 |
| Elements with One-Letter Symbols | 0 | - | 4.83 | 82,185 |
| Name the Virus | 0 | - | 4.87 | 77,006 |
| Body Part Words | 0 | - | 4.43 | 146,284 |
| Human Body A-Z | 0 | - | 4.51 | 129,532 |
| Answers are Elements #1 | 0 | - | 4.29 | 52,934 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,926 |
| Organs of the Human Body (with map) | 0 | - | 4.10 | 119,740 |
| Books by Clue #2 | 0 | - | 4.43 | 26,756 |
| Major Taxonomic Ranks | 0 | - | 4.63 | 81,004 |
| Famous Scientists | 0 | - | 4.57 | 42,793 |
| Citrus Fruits | 0 | - | 3.66 | 42,132 |
| Things Named For People #3 - Science | 0 | - | 4.85 | 54,195 |
| Elemental Words | 0 | - | 4.97 | 52,485 |
| Metals of Antiquity | 0 | - | 4.95 | 93,784 |
| Category Elimination - Elements | 0 | - | 4.61 | 53,984 |
| Astronomy Decoder | 0 | - | 4.48 | 38,168 |
| Most Common Body Part Words | 0 | - | 3.90 | 31,783 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,662 |
| Best-Selling Video Game Consoles | 0 | - | 4.82 | 277,015 |
| World Cities by Clue #2 | 0 | - | 4.49 | 50,387 |
| Cities that End in A by Clue | 0 | - | 4.55 | 53,148 |
| Cities that End in O by Clue | 0 | - | 4.56 | 61,429 |
| Cities that End in N by Clue | 0 | - | 4.55 | 54,281 |
| Cities that End in I by Clue | 0 | - | 4.62 | 57,489 |
| Cities that End in S by Clue | 0 | - | 4.57 | 45,104 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,819 |
| Astronomy Quiz | 0 | - | 4.90 | 83,059 |
| Largest Objects in the Solar System | 0 | - | 4.99 | 138,120 |
| Solar System Trivia | 0 | - | 4.93 | 46,996 |
| Body Parts - No Vowels | 0 | - | 4.13 | 25,511 |
| Italian Name Translation | 0 | - | 4.83 | 47,682 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 111,336 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 167,338 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 119,724 |
| Anagram Chain - Countries | 0 | - | 4.98 | 117,252 |
| Geography Quiz for Dummies | 0 | - | 4.87 | 109,133 |
| Geographic Groups of Two #1 | 0 | - | 4.99 | 237,766 |
| Books by Clue #1 | 0 | - | 4.36 | 25,833 |
| Random Cities by Clue | 0 | - | 4.53 | 42,827 |
| MLB Baseball Team Names by Clue | 0 | - | 4.35 | 67,899 |
| 4-Letter Geography Chain #1 | 0 | - | 4.82 | 170,606 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,219 |
| Name a Valid World City | 0 | - | 4.84 | 71,753 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 70,567 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 65,428 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,644,502 |
| Scientific Names | 0 | - | 4.32 | 78,667 |
| Science Multiple Choice #1 | 0 | - | 4.53 | 86,872 |
| Lightest Chemical Elements A-Z | 0 | - | 4.57 | 32,073 |
| Periodic Table Quiz - First 20 Elements | 0 | - | 4.73 | 189,513 |
| Periodic Table Elements by Clue #1 | 0 | - | 4.80 | 62,737 |
| Body Part Cliches | 0 | - | 4.44 | 123,621 |
| Bones of the Human Body | 0 | - | 4.51 | 43,363 |
| Medical Conditions Quiz | 0 | - | 4.78 | 124,757 |
| Word Scramble - Countries | 0 | - | 4.87 | 2,109,827 |
| 7 Deadly Sins | 0 | - | 4.88 | 402,677 |
| Disney Animated Characters | 0 | - | 4.88 | 602,440 |
| Conspiracy Theories – Mostly U.S. | 0 | - | 4.44 | 56,656 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 452,576 |
| Cities that End in R by Clue | 0 | - | 4.68 | 19,009 |
| Cities that End in M by Clue | 0 | - | 4.56 | 21,342 |
| U.S. Cities by Clue #1 | 0 | - | 4.28 | 48,138 |
| U.S. Cities by Clue #2 | 0 | - | 4.08 | 31,708 |
| World Cities by Clue #1 | 0 | - | 4.30 | 74,264 |
| World Cities by Clue Quiz #3 | 0 | - | 4.31 | 48,625 |
| World Cities by Clue Quiz #4 | 0 | - | 4.41 | 24,046 |
| Countries with Four Letters | 0 | - | 4.99 | 424,915 |
| Eight Most Popular Berries | 0 | - | 4.43 | 99,778 |
| Top 20 Fruits Sold in the U.S. | 0 | - | 4.45 | 68,197 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,469 |
| Random Geographic Groups of Seven | 0 | - | 4.92 | 46,597 |
| Fruits: No Vowels | 0 | - | 4.81 | 100,249 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 306,152 |
| Islands by Country #1 | 0 | - | 4.90 | 176,028 |
| Regions of Countries #1 | 0 | - | 4.96 | 160,052 |
| Regions of Countries #2 | 0 | - | 4.95 | 124,393 |
| Regions of Countries #3 | 0 | - | 4.85 | 91,260 |
| Random Geographic Groups of Five | 0 | - | 4.93 | 115,162 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 201,631 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 184,027 |
| Country Chain | 0 | - | 4.96 | 218,065 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 218,232 |
| Cold War Decoder | 0 | - | 4.83 | 52,544 |
| Name a Valid Year in History | 0 | - | 4.93 | 67,735 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 50,299 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 322,942 |
| Name a Valid Country #3 | 0 | - | 4.99 | 265,195 |
| Name a Valid Country #1 | 0 | - | 4.99 | 293,884 |
| Name a Valid Country #2 | 0 | - | 4.98 | 253,263 |
| Name a Valid Country #4 | 0 | - | 4.97 | 258,313 |
| Name a Valid Country #5 | 0 | - | 4.99 | 209,233 |
| Name a Valid Country #6 | 0 | - | 4.95 | 142,059 |
| Name a Valid Country #7 | 0 | - | 4.91 | 131,131 |
| Name a Valid Country #8 | 0 | - | 4.86 | 100,335 |
| Random Name a Valid Bordering Country | 0 | - | 4.99 | 76,482 |
| Name a Valid Country #10 | 0 | - | 4.93 | 43,877 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 737,713 |
| Science Vocabulary #2 | 0 | - | 4.52 | 59,882 |
| Simple Machines Quiz | 0 | - | 4.35 | 9,146 |
| Diseases: Virus... or Bacteria? | 0 | - | 4.61 | 38,886 |
| Science Multiple Choice #2 | 0 | - | 4.37 | 36,716 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 36,118 |
| Environmental Issues | 0 | - | 4.54 | 26,890 |
| Country Quiz on a Map - USA | 0 | - | 4.98 | 58,310 |
| Two Letter Answers #2 | 0 | - | 4.43 | 86,658 |
| One Letter Answers #1 | 0 | - | 4.47 | 77,612 |
| People With Place Names | 0 | - | 4.01 | 39,803 |
| Guess a Top 5 Last Name by Country | 0 | - | 4.61 | 46,180 |
| "Son" Last Names | 0 | - | 4.47 | 42,618 |
| Shared First Names #2 | 0 | - | 4.53 | 45,783 |
| People with J Initials | 0 | - | 4.51 | 55,558 |
| History Analogies #1 | 0 | - | 4.53 | 90,139 |
| History Analogies #2 | 0 | - | 4.49 | 77,375 |
| History Analogies #3 | 0 | - | 4.61 | 80,833 |
| Movie Title Antonyms #1 | 0 | - | 4.81 | 196,638 |
| Obfuscations of Movie Titles #1 | 0 | - | 4.93 | 62,220 |
| English Idioms #1 | 0 | - | 4.45 | 146,245 |
| Cliche Quotes Quiz #2 | 0 | - | 4.42 | 45,483 |
| Clothing Idioms | 0 | - | 4.41 | 34,290 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 323,797 |
| Are You a Nerd? | 0 | - | 4.35 | 45,072 |
| The Eleven Colors | 0 | - | 4.74 | 235,761 |
| Groups of Things - History #1 | 0 | - | 4.41 | 94,384 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 181,505 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 89,560 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 80,824 |
| U.S. Cities by Clue #3 | 0 | - | 4.14 | 28,373 |
| Cities that End in L by Clue | 0 | - | 4.24 | 21,111 |
| Smaller Cities That You May Know | 0 | - | 4.35 | 28,515 |
| King in the Answers | 0 | - | 4.42 | 50,310 |
| Super in the Answers | 0 | - | 4.52 | 110,631 |
| Four Letter Geography #1 | 0 | - | 4.69 | 89,619 |
| Five Letter Geography #3 | 0 | - | 4.62 | 131,836 |
| Six Letter Geography #1 | 0 | - | 4.42 | 114,897 |
| Six Letter Geography #2 | 0 | - | 4.68 | 67,846 |
| Six Letter Geography #3 | 0 | - | 4.52 | 81,910 |
| Seven Letter Geography #1 | 0 | - | 4.46 | 76,880 |
| Seven Letter Geography #3 | 0 | - | 4.51 | 38,500 |
| Eight Letter Geography #1 | 0 | - | 4.45 | 38,659 |
| Five Letter Geography #1 | 0 | - | 4.48 | 151,917 |
| Five Letter Geography #4 | 0 | - | 4.78 | 85,176 |
| Five Letter Geography - Hero Mode | 0 | - | 4.63 | 35,679 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 125,016 |
| Random Countries by Borders | 0 | - | 4.99 | 82,872 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 140,813 |
| Random History by Country | 0 | - | 4.53 | 34,970 |
| Random Name a Valid Country | 0 | - | 4.99 | 206,115 |
| Random Point on Land to Country | 0 | - | 4.99 | 236,627 |
| Random Countries on a Topological Map | 0 | - | 4.91 | 52,720 |
| Geography Decoder | 0 | - | 4.53 | 75,785 |
| Continental Geography Decoder | 0 | - | 4.46 | 52,787 |
| Letter A Geography Chain | 0 | - | 4.54 | 67,699 |
| 6-Letter Movie Chain #3 | 0 | - | 4.43 | 36,402 |
| Fruit & Vegetable Varieties Quiz | 0 | - | 4.30 | 58,570 |
| Fruits by Picture | 0 | - | 4.19 | 808,655 |
| Plants as Key Ingredient | 0 | - | 4.40 | 46,548 |
| Answers are Beverages | 0 | - | 4.06 | 61,511 |
| Basic Cake Ingredients | 0 | - | 4.23 | 110,615 |
| Types of Food | 0 | - | 4.25 | 90,225 |
| The Foods they Ate | 0 | - | 4.03 | 69,542 |
| Animals Used in Food | 0 | - | 4.28 | 78,344 |
| Most Popular Fruits | 0 | - | 4.16 | 96,867 |
| Healthiest Fruits and Vegetables | 0 | - | 4.02 | 46,875 |
| 10 Most Popular Pizza Toppings | 0 | - | 4.06 | 85,507 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 123,666 |
| Valid Answer - World History #1 | 0 | - | 4.56 | 62,080 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 237,565 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 226,552 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 193,273 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,696 |
| Name a Valid Island Country | 0 | - | 4.97 | 124,869 |
| Chuck Norris Facts | 0 | - | 4.52 | 8,618 |
