| Name a Country A-Z | 0 | - | 5.00 | 240,289 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 120,027 |
| 7 Deadly Sins | 0 | - | 4.88 | 394,711 |
| Disney Animated Characters | 0 | - | 4.88 | 598,987 |
| Countries that Start with a Vowel | 0 | - | 4.99 | 128,610 |
| Cold War Decoder | 0 | - | 4.83 | 51,907 |
| Name a Valid Year in History | 0 | - | 4.93 | 66,367 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,090,438 |
| Fruits: No Vowels | 0 | - | 4.81 | 98,495 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 316,897 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 152,705 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 193,878 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,359 |
| Biggest Countries by Area A-Z | 0 | - | 4.95 | 190,698 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,345 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,119 |
| Military History Vocabulary | 0 | - | 4.91 | 66,626 |
| The Only Country ... | 0 | - | 4.91 | 79,829 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 136,926 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,394 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 233,484 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 222,729 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 190,250 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 79,746 |
| Countries that Start with A | 0 | - | 4.97 | 2,146,176 |
| Countries that Start with B | 0 | - | 4.95 | 2,279,304 |
| Countries that Start with C | 0 | - | 4.96 | 1,809,847 |
| Countries that Start with D | 0 | - | 4.96 | 701,217 |
| Countries that Start with E | 0 | - | 4.95 | 1,367,149 |
| Countries that Start with G | 0 | - | 4.97 | 1,492,386 |
| Countries that Start with H | 0 | - | 4.96 | 597,679 |
| Countries that Start with I | 0 | - | 4.92 | 1,279,982 |
| Countries that Start with J | 0 | - | 4.98 | 595,752 |
| Countries that Start with K | 0 | - | 4.97 | 809,166 |
| Countries that Start with L | 0 | - | 4.98 | 1,082,593 |
| Countries that Start with N | 0 | - | 4.93 | 1,109,449 |
| Countries that Start with P | 0 | - | 4.94 | 1,208,286 |
| Countries that Start with S | 0 | - | 4.98 | 1,744,128 |
| Countries that Start with T | 0 | - | 4.90 | 1,004,001 |
| Countries that Start with U | 0 | - | 4.97 | 899,764 |
| Countries that Start with V | 0 | - | 4.98 | 604,932 |
| Countries that Start with F | 0 | - | 4.83 | 611,972 |
| Countries that Start with M | 0 | - | 4.97 | 1,373,021 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 65,980 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,308 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,197 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,091 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 234,757 |
| History Analogies #1 | 0 | - | 4.53 | 89,771 |
| History Analogies #2 | 0 | - | 4.49 | 76,988 |
| History Analogies #3 | 0 | - | 4.61 | 80,421 |
| Popular Royal Names | 0 | - | 4.27 | 124,462 |
| Random History by Country | 0 | - | 4.53 | 34,652 |
| Valid Answer - World History #1 | 0 | - | 4.56 | 61,533 |
| First Names of Painters | 0 | - | 4.43 | 59,592 |
| Time Magazine Person of the Year | 0 | - | 4.53 | 73,528 |
| Countries That Were Invaded | 0 | - | 4.54 | 96,897 |
| Normandy D-Day Beaches | 0 | - | 4.83 | 40,099 |
| Territory Changes in World War I | 0 | - | 4.86 | 46,211 |
| 17th Century A-Z | 0 | - | 4.78 | 34,165 |
| Best Selling Artists by Letter Quiz | 0 | - | 4.04 | 43,179 |
| Colors by Letter | 0 | - | 4.25 | 162,014 |
| Richest Countries A-Z | 0 | - | 4.92 | 101,805 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 124,881 |
| 4-Letter History Chain #1 | 0 | - | 4.41 | 84,712 |
| 5-Letter History Chain #3 | 0 | - | 4.47 | 66,091 |
| 6-Letter History Chain #2 | 0 | - | 4.53 | 57,235 |
| 5-Letter History Chain #1 | 0 | - | 4.54 | 101,793 |
| World History Quiz for Dummies | 0 | - | 4.50 | 97,172 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,114 |
| WWII A-Z #1 | 0 | - | 4.80 | 102,364 |
| WWII A-Z #2 | 0 | - | 4.44 | 54,311 |
| WWII Geography | 0 | - | 4.81 | 119,314 |
| WWII Decoder | 0 | - | 4.41 | 53,024 |
| Name a Valid Answer - World War II | 0 | - | 4.53 | 54,730 |
| WWII Figures by Picture | 0 | - | 4.85 | 50,496 |
| Quotes from Historical Figures #1 | 0 | - | 4.50 | 87,106 |
| History General Knowledge #1 | 0 | - | 4.55 | 127,279 |
| History General Knowledge #3 | 0 | - | 4.50 | 95,740 |
| History General Knowledge #6 | 0 | - | 4.49 | 88,476 |
| History General Knowledge #10 | 0 | - | 4.43 | 77,385 |
| History General Knowledge #11 | 0 | - | 4.45 | 72,089 |
| Literary Quotes #1 | 0 | - | 4.49 | 33,371 |
| Fictional Characters by Picture - A | 0 | - | 4.19 | 90,396 |
| Fictional Characters by Picture - B | 0 | - | 4.13 | 73,870 |
| Fictional Characters by Picture - C | 0 | - | 4.23 | 80,778 |
| Fictional Characters by Picture - D | 0 | - | 4.23 | 74,707 |
| Fictional Characters by Picture - F | 0 | - | 4.37 | 65,859 |
| Fictional Characters by Picture - G | 0 | - | 4.24 | 86,069 |
| Fictional Characters by Picture - H | 0 | - | 4.10 | 68,947 |
| Fictional Characters by Picture - L | 0 | - | 4.30 | 81,505 |
| Fictional Characters by Picture - M | 0 | - | 4.18 | 89,756 |
| Fictional Characters by Picture - P | 0 | - | 4.12 | 64,145 |
| Fictional Characters by Picture - R | 0 | - | 4.01 | 71,697 |
| Fictional Characters by Picture - S | 0 | - | 4.23 | 66,986 |
| Fictional Characters by Picture - T | 0 | - | 4.13 | 84,193 |
| Fictional Characters by Picture - W | 0 | - | 4.22 | 76,753 |
| Fictional Characters by Picture - N | 0 | - | 4.11 | 48,983 |
| Fictional Characters by Picture - O | 0 | - | 4.29 | 52,092 |
| Cities by Wikipedia Descriptions #1 | 0 | - | 4.52 | 55,214 |
| Cities by Wikipedia Descriptions #3 | 0 | - | 4.58 | 47,583 |
| Random Countries Hidden in the World Map | 0 | - | 4.81 | 111,623 |
| Vegetables: No Vowels | 0 | - | 4.72 | 73,355 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,106 |
| One Country By Letter By Continent | 0 | - | 5.00 | 121,599 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 16,982 |
| Groups of Things - History #1 | 0 | - | 4.40 | 93,684 |
| Groups of Things - History #2 | 0 | - | 4.39 | 79,059 |
| History Analogies #4 | 0 | - | 4.26 | 72,572 |
| History Groups of Two | 0 | - | 4.34 | 40,530 |
| Former Countries by Territory Map | 0 | - | 4.96 | 101,486 |
| Empires by Maps | 0 | - | 4.98 | 118,382 |
| Valid Answer - World History #2 | 0 | - | 4.38 | 46,637 |
| Wolfcam's Random History General Knowledge | 0 | - | 4.43 | 20,987 |
| Ancient Greece A-Z | 0 | - | 4.60 | 22,981 |
| Famous Dictators #1 | 0 | - | 4.69 | 198,729 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 118,442 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 104,622 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,524 |
| Ultimate 20th Century History Quiz | 0 | - | 4.86 | 53,202 |
| WWI... or WWII? | 0 | - | 4.85 | 140,579 |
| Historical Middle Names | 0 | - | 4.16 | 35,373 |
| Famous Battles Quiz | 0 | - | 4.21 | 48,791 |
| Name the War | 0 | - | 4.37 | 200,729 |
| People Who Were "The" Something | 0 | - | 4.25 | 155,084 |
| Famous U.S. Generals | 0 | - | 4.27 | 38,400 |
| Names for Warriors | 0 | - | 4.40 | 36,785 |
| First Names of Historical Figures #2 | 0 | - | 4.32 | 40,225 |
| First Names of Historical Figures #1 | 0 | - | 4.39 | 228,577 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,073 |
| Military History A-Z | 0 | - | 4.20 | 21,034 |
| "Of Something" Book Titles | 0 | - | 4.45 | 47,930 |
| Famous Lines of Poetry #1 | 0 | - | 4.55 | 34,138 |
| Movie Characters A-Z | 0 | - | 4.22 | 60,441 |
| Cities that End in T by Clue | 0 | - | 4.70 | 16,981 |
| Cities that End in G by Clue | 0 | - | 4.60 | 21,257 |
| Countries Bordering "U" Countries | 0 | - | 4.82 | 24,056 |
| World Cities A-Z by Clue #1 | 0 | - | 4.55 | 65,735 |
| World Cities A-Z by Clue #2 | 0 | - | 4.45 | 57,257 |
| Asian Cities A-Z by Clue | 0 | - | 4.53 | 34,059 |
| Africa A-Z | 0 | - | 4.57 | 46,360 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,214 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,049 |
| Historical Rulers #2 | 0 | - | 4.26 | 47,199 |
| Historical Rulers #1 | 0 | - | 4.35 | 118,466 |
| 5-Letter History Chain #2 | 0 | - | 4.25 | 68,756 |
| 6-Letter History Chain #1 | 0 | - | 4.28 | 69,781 |
| 4-Letter History Chain #2 | 0 | - | 4.35 | 58,022 |
| 4-Letter History Chain #3 | 0 | - | 4.38 | 60,028 |
| First Names of Explorers Quiz | 0 | - | 4.43 | 18,249 |
| World Leaders Quiz #1 | 0 | - | 4.11 | 109,626 |
| Mythical Lands | 0 | - | 4.26 | 85,150 |
| Saint in the Answers | 0 | - | 4.10 | 44,156 |
| First Name + Initial Quiz | 0 | - | 4.03 | 52,724 |
| Historical Figures Known by a Single Name #1 | 0 | - | 4.31 | 84,478 |
| Quotes from Historical Figures #2 | 0 | - | 4.36 | 42,505 |
| Ben Franklin Quotes | 0 | - | 4.45 | 25,743 |
| Famous Speeches from History | 0 | - | 4.16 | 33,522 |
| History General Knowledge #5 | 0 | - | 4.39 | 106,001 |
| History General Knowledge #7 | 0 | - | 4.35 | 88,084 |
| History General Knowledge #8 | 0 | - | 4.32 | 83,559 |
| History General Knowledge #9 | 0 | - | 4.40 | 79,469 |
| History General Knowledge #12 | 0 | - | 4.32 | 66,835 |
| History General Knowledge #2 | 0 | - | 4.32 | 112,219 |
| History General Knowledge #4 | 0 | - | 4.33 | 110,116 |
| Famous Generals - Non U.S. | 0 | - | 4.58 | 15,009 |
| Books with Names in the Title #2 | 0 | - | 4.42 | 54,452 |
| Religion Analogies | 0 | - | 4.38 | 53,530 |
| Word Scramble - Deities | 0 | - | 4.55 | 10,300 |
| Chess Pieces (With Board and Pictures!) | 0 | - | 4.50 | 77,324 |
| Fictional Characters by Picture - E | 0 | - | 3.97 | 54,260 |
| Fictional Characters by Picture - J | 0 | - | 3.96 | 69,730 |
| Characters from Books #2 | 0 | - | 4.42 | 79,511 |
| Books by Clue #2 | 0 | - | 4.43 | 26,596 |
| World Cities by Clue #2 | 0 | - | 4.49 | 50,076 |
| Cities that End in A by Clue | 0 | - | 4.55 | 52,754 |
| Cities that End in O by Clue | 0 | - | 4.56 | 60,951 |
| Cities that End in N by Clue | 0 | - | 4.55 | 53,909 |
| Cities that End in I by Clue | 0 | - | 4.62 | 57,044 |
| Cities that End in S by Clue | 0 | - | 4.57 | 44,771 |
| Three Letter Acronyms #1 | 0 | - | 4.14 | 67,452 |
| Four-Letter Acronyms | 0 | - | 4.32 | 112,801 |
| Three-Letter Acronyms #2 | 0 | - | 4.23 | 46,303 |
| Astronomy Decoder | 0 | - | 4.50 | 37,833 |
| U.S. Chain Restaurant Menu | 0 | - | 4.08 | 138,942 |
| World Countries by 10 Category Elimination #2 | 0 | - | 4.47 | 70,458 |
| Category Elimination - Countries #5 | 0 | - | 4.69 | 143,165 |
| Category Elimination - Elements | 0 | - | 4.62 | 53,215 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,304,439 |
| Countries that Start with R | 0 | - | 4.43 | 443,473 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,819 |
| European Geography By Letter - A | 0 | - | 4.56 | 132,365 |
| European Geography By Letter - B #1 | 0 | - | 4.68 | 110,868 |
| European Geography By Letter - C | 0 | - | 4.46 | 111,801 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,675 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,194 |
| European Geography By Letter - M | 0 | - | 4.61 | 128,847 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,648 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,607 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,008 |
