| Name a Valid Country A-Z | 0 | - | 4.96 | 81,738 |
| WWII A-Z #1 | 0 | - | 4.81 | 92,568 |
| 7 Deadly Sins Quiz | 0 | - | 4.86 | 344,348 |
| Disney Animated Characters | 0 | - | 4.89 | 572,894 |
| Countries that Start with a Vowel | 0 | - | 4.98 | 105,313 |
| Name a Valid Year in History | 0 | - | 4.92 | 52,135 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,003,294 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 139,479 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 180,173 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 161,045 |
| Biggest Countries by Area A-Z | 0 | - | 4.95 | 174,983 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 285,652 |
| Military History Vocabulary | 0 | - | 4.92 | 59,599 |
| The Only Country ... | 0 | - | 4.87 | 45,123 |
| Top Five Countries by Random Categories | 0 | - | 4.97 | 106,111 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.95 | 104,910 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 281,529 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 205,563 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 196,729 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 167,568 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 64,720 |
| Countries that Start with A | 0 | - | 4.98 | 1,929,460 |
| Countries that Start with B | 0 | - | 4.96 | 2,067,935 |
| Countries that Start with C | 0 | - | 4.96 | 1,635,003 |
| Countries that Start with D | 0 | - | 4.96 | 585,631 |
| Countries that Start with E | 0 | - | 4.95 | 1,222,640 |
| Countries that Start with G | 0 | - | 4.97 | 1,342,070 |
| Countries that Start with H | 0 | - | 4.95 | 499,324 |
| Countries that Start with I | 0 | - | 4.92 | 1,153,488 |
| Countries that Start with J | 0 | - | 4.98 | 502,820 |
| Countries that Start with K | 0 | - | 4.97 | 705,696 |
| Countries that Start with L | 0 | - | 4.98 | 964,033 |
| Countries that Start with N | 0 | - | 4.92 | 990,483 |
| Countries that Start with P | 0 | - | 4.94 | 1,093,273 |
| Countries that Start with S | 0 | - | 4.98 | 1,594,756 |
| Countries that Start with T | 0 | - | 4.88 | 903,206 |
| Countries that Start with U | 0 | - | 4.96 | 815,677 |
| Countries that Start with V | 0 | - | 4.98 | 546,471 |
| Countries that Start with F | 0 | - | 4.83 | 532,129 |
| Countries that Start with M | 0 | - | 4.97 | 1,246,024 |
| Asian Geography By Letter - B | 0 | - | 4.82 | 60,616 |
| Capitals A-Z | 0 | - | 4.84 | 41,576 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 212,361 |
| History Analogies #1 | 0 | - | 4.46 | 75,782 |
| History Analogies #2 | 0 | - | 4.51 | 64,220 |
| History Analogies #3 | 0 | - | 4.54 | 66,393 |
| Popular Royal Names | 0 | - | 4.25 | 115,561 |
| Valid Answer - World History #1 | 0 | - | 4.59 | 42,376 |
| Time Magazine Person of the Year | 0 | - | 4.52 | 65,715 |
| Invasions | 0 | - | 4.70 | 88,800 |
| Fictional Characters by Picture - F | 0 | - | 4.41 | 57,461 |
| Normandy D-Day Beaches | 0 | - | 4.82 | 36,333 |
| Territory Changes in World War I | 0 | - | 4.87 | 39,828 |
| Best Selling Artists by Letter Quiz | 0 | - | 4.09 | 40,322 |
| Colors by Letter | 0 | - | 4.24 | 153,632 |
| Richest Countries A-Z | 0 | - | 4.91 | 86,897 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 108,638 |
| 5-Letter History Chain #3 | 0 | - | 4.48 | 50,415 |
| 6-Letter History Chain #2 | 0 | - | 4.53 | 50,554 |
| 5-Letter History Chain #1 | 0 | - | 4.53 | 83,122 |
| G7 Leaders Since 2003 | 0 | - | 4.46 | 38,204 |
| First Names of Painters | 0 | - | 4.37 | 56,115 |
| WWII A-Z #2 | 0 | - | 4.48 | 49,626 |
| WWII Decoder | 0 | - | 4.43 | 48,478 |
| Name a Valid Answer - World War II | 0 | - | 4.51 | 47,162 |
| WWII Figures by Picture | 0 | - | 4.87 | 39,569 |
| Quotes from Historical Figures #1 | 0 | - | 4.48 | 81,888 |
| Famous Empires in History | 0 | - | 4.82 | 102,083 |
| History General Knowledge #1 | 0 | - | 4.50 | 98,284 |
| History General Knowledge #3 | 0 | - | 4.50 | 75,315 |
| History General Knowledge #6 | 0 | - | 4.43 | 69,733 |
| History General Knowledge #10 | 0 | - | 4.44 | 61,662 |
| History General Knowledge #11 | 0 | - | 4.42 | 52,487 |
| Fictional Characters by Picture - A | 0 | - | 4.15 | 79,295 |
| Fictional Characters by Picture - B | 0 | - | 4.10 | 66,495 |
| Fictional Characters by Picture - C | 0 | - | 4.22 | 71,165 |
| Fictional Characters by Picture - D | 0 | - | 4.24 | 64,582 |
| Fictional Characters by Picture - G | 0 | - | 4.30 | 76,364 |
| Fictional Characters by Picture - H | 0 | - | 4.18 | 60,668 |
| Fictional Characters by Picture - L | 0 | - | 4.28 | 72,026 |
| Fictional Characters by Picture - M | 0 | - | 4.16 | 79,419 |
| Fictional Characters by Picture - P | 0 | - | 4.24 | 56,629 |
| Fictional Characters by Picture - S | 0 | - | 4.21 | 59,455 |
| Fictional Characters by Picture - T | 0 | - | 4.15 | 76,885 |
| Fictional Characters by Picture - W | 0 | - | 4.23 | 69,113 |
| Fictional Characters by Picture - N | 0 | - | 4.05 | 42,121 |
| Fictional Characters by Picture - O | 0 | - | 4.28 | 45,475 |
| Cities by Wikipedia Descriptions #1 | 0 | - | 4.48 | 43,558 |
| Cities by Wikipedia Descriptions #3 | 0 | - | 4.53 | 37,459 |
| Random Countries Hidden in the World Map | 0 | - | 4.84 | 90,929 |
| Vegetables: No Vowels | 0 | - | 4.79 | 67,136 |
| Name a Major European City A-Z | 0 | - | 4.33 | 42,539 |
| One Country By Letter By Continent | 0 | - | 5.00 | 70,317 |
| Groups of Things - History #1 | 0 | - | 4.37 | 85,923 |
| Groups of Things - History #2 | 0 | - | 4.39 | 74,320 |
| History Analogies #4 | 0 | - | 4.16 | 50,496 |
| History Groups of Two | 0 | - | 4.31 | 37,809 |
| Former Countries by Territory Map | 0 | - | 4.96 | 84,878 |
| Empires by Maps | 0 | - | 4.98 | 92,844 |
| Name a Valid Answer - World History #2 | 0 | - | 4.38 | 37,509 |
| Wolfcam's Random History General Knowledge | 0 | - | 4.43 | 19,496 |
| Ancient Greece A-Z | 0 | - | 4.63 | 20,564 |
| Random History by Country | 0 | - | 4.53 | 31,262 |
| Famous Dictators Quiz #1 | 0 | - | 4.75 | 182,377 |
| Art Works Picture Quiz #1 | 0 | - | 4.49 | 96,356 |
| Art Works Picture Quiz #2 | 0 | - | 4.45 | 85,845 |
| Ultimate 20th Century History Quiz | 0 | - | 4.86 | 45,832 |
| Cold War Decoder | 0 | - | 4.76 | 46,676 |
| Famous Battles Quiz | 0 | - | 4.24 | 46,519 |
| Name the War Quiz | 0 | - | 4.39 | 189,200 |
| People Who Were "The" Something | 0 | - | 4.22 | 128,465 |
| Famous U.S. Generals | 0 | - | 4.24 | 36,883 |
| Religions by Country of Origin Quiz | 0 | - | 4.28 | 72,318 |
| Names for Warriors | 0 | - | 4.39 | 34,445 |
| First Names of Historical Figures #2 | 0 | - | 4.37 | 34,699 |
| First Names of Historical Figures #1 | 0 | - | 4.40 | 215,170 |
| 17th Century A-Z | 0 | - | 4.62 | 23,937 |
| Military History A-Z | 0 | - | 4.19 | 19,415 |
| "Of Something" Book Titles | 0 | - | 4.43 | 45,283 |
| Famous Lines of Poetry #1 | 0 | - | 4.52 | 32,196 |
| Fruits: No Vowels | 0 | - | 4.79 | 88,973 |
| Movie Characters A-Z | 0 | - | 4.08 | 45,439 |
| World Cities A-Z #1 | 0 | - | 4.53 | 58,716 |
| World Cities A-Z #2 | 0 | - | 4.46 | 51,428 |
| Africa A-Z | 0 | - | 4.54 | 43,543 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.70 | 53,524 |
| Historical Leaders by Date #1 | 0 | - | 4.50 | 28,117 |
| Historical Leaders by Date #2 | 0 | - | 4.54 | 27,009 |
| Historical Rulers #2 | 0 | - | 4.25 | 42,902 |
| Historical Rulers #1 | 0 | - | 4.33 | 110,891 |
| 4-Letter History Chain #1 | 0 | - | 4.39 | 76,804 |
| 5-Letter History Chain #2 | 0 | - | 4.34 | 57,304 |
| 6-Letter History Chain #1 | 0 | - | 4.31 | 62,908 |
| 4-Letter History Chain #2 | 0 | - | 4.31 | 44,003 |
| 4-Letter History Chain #3 | 0 | - | 4.34 | 46,861 |
| World Leaders Quiz #1 | 0 | - | 4.12 | 101,307 |
| Mythical Lands | 0 | - | 4.24 | 81,087 |
| Answers Contain "Saint" | 0 | - | 4.08 | 40,209 |
| First Name + Initial Quiz | 0 | - | 4.03 | 49,917 |
| One-Name Historical Figures Quiz #1 | 0 | - | 4.27 | 65,705 |
| Quotes from Historical Figures #2 | 0 | - | 4.39 | 39,637 |
| Ben Franklin Quotes Quiz | 0 | - | 4.42 | 21,194 |
| Famous Speeches from History | 0 | - | 4.15 | 32,290 |
| History General Knowledge #5 | 0 | - | 4.34 | 83,184 |
| History General Knowledge #7 | 0 | - | 4.34 | 68,260 |
| History General Knowledge #8 | 0 | - | 4.32 | 65,227 |
| History General Knowledge #9 | 0 | - | 4.39 | 62,630 |
| History General Knowledge #12 | 0 | - | 4.30 | 49,195 |
| History General Knowledge #2 | 0 | - | 4.26 | 91,205 |
| History General Knowledge #4 | 0 | - | 4.31 | 89,678 |
| Books with Names in the Title Quiz #2 | 0 | - | 4.41 | 50,835 |
| Religion Analogies | 0 | - | 4.40 | 51,036 |
| Literary Quotes #1 | 0 | - | 4.44 | 24,707 |
| Chess Pieces (With Board and Pictures!) | 0 | - | 4.50 | 68,929 |
| Fictional Characters by Picture - E | 0 | - | 3.95 | 48,073 |
| Fictional Characters by Picture - J | 0 | - | 4.00 | 63,393 |
| Fictional Characters by Picture - R | 0 | - | 4.00 | 65,391 |
| World Cities by Clue Quiz #2 | 0 | - | 4.45 | 47,354 |
| Cities that End in A by Clue | 0 | - | 4.55 | 48,306 |
| Cities that End in O by Clue | 0 | - | 4.58 | 48,824 |
| Cities that End in N by Clue | 0 | - | 4.53 | 42,863 |
| Cities that End in I by Clue | 0 | - | 4.58 | 52,500 |
| Cities that End in S by Clue | 0 | - | 4.58 | 41,004 |
| Three Letter Acronyms #1 | 0 | - | 4.13 | 64,954 |
| Four-Letter Acronyms | 0 | - | 4.33 | 105,433 |
| Three-Letter Acronyms #2 | 0 | - | 4.22 | 44,492 |
| Astronomy Decoder | 0 | - | 4.51 | 35,012 |
| U.S. Chain Restaurant Menu | 0 | - | 4.04 | 134,624 |
| World Countries by 10 Category Elimination #2 | 0 | - | 4.59 | 63,281 |
| Category Elimination - Countries #5 | 0 | - | 4.71 | 126,521 |
| Category Elimination - Elements | 0 | - | 4.66 | 47,294 |
| 100 Most Common English Words | 0 | - | 4.91 | 1,159,979 |
| Countries that Start with R | 0 | - | 4.45 | 383,450 |
| Asian Geography By Letter - A | 0 | - | 4.66 | 65,604 |
| European Geography By Letter - A | 0 | - | 4.56 | 123,730 |
| European Geography By Letter - B #1 | 0 | - | 4.72 | 103,103 |
| European Geography By Letter - C | 0 | - | 4.44 | 104,502 |
| European Geography By Letter - D | 0 | - | 4.52 | 99,109 |
| European Geography By Letter - L | 0 | - | 4.50 | 104,534 |
| European Geography By Letter - M | 0 | - | 4.55 | 114,012 |
| European Geography By Letter - P | 0 | - | 4.79 | 89,172 |
| European Geography By Letter - N | 0 | - | 4.43 | 93,138 |
| European Geography By Letter - V | 0 | - | 4.45 | 85,970 |
| Asian Geography by Letter - H | 0 | - | 4.47 | 60,380 |
| Asian Geography By Letter - M | 0 | - | 4.42 | 52,139 |
| Asian Geography by Letter - P | 0 | - | 4.42 | 44,713 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 44,899 |
| European Geography By Letter - S #1 | 0 | - | 4.57 | 93,594 |
| Asian Geography By Letter - L | 0 | - | 4.45 | 37,554 |
| European Geography By Letter - B #2 | 0 | - | 4.72 | 61,608 |
| One Capital by Letter by Continent | 0 | - | 4.96 | 3,024 |
| The Americas Geography by Letter - B | 0 | - | 4.50 | 48,738 |
| The Americas Geography by Letter - S | 0 | - | 4.56 | 41,433 |
| Middle East A-Z | 0 | - | 4.45 | 42,854 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.43 | 41,103 |
| European Geography A-Z | 0 | - | 4.43 | 45,100 |
| Google What's the Difference? - History | 0 | - | 4.21 | 42,983 |
| Metals of Antiquity | 0 | - | 4.94 | 84,928 |
| Russian History A-Z | 0 | - | 4.34 | 17,255 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 39,399 |
