| History: What Came First? #1 | 0 | - | 4.87 | 105,722 |
| History: What Came First? #2 | 0 | - | 4.81 | 79,901 |
| Northern Hemisphere... or Southern Hemisphere? | 0 | - | 4.95 | 111,283 |
| Same... or Different? | 0 | - | 4.51 | 40,385 |
| Animal, Vegetable, or Mineral? | 0 | - | 4.84 | 28,035 |
| Alcoholic... or Teetotaler? | 0 | - | 4.08 | 11,367 |
| Band... or Gang? | 0 | - | 4.35 | 54,641 |
| Commonly Mixed-Up Countries - Multiple Choice | 0 | - | 4.98 | 52,969 |
| Not What You Would Expect | 0 | - | 4.53 | 39,252 |
| History - Did They Have It? | 0 | - | 4.84 | 62,100 |
| Years in History #1 - Multiple Choice | 0 | - | 4.82 | 70,509 |
| Multiple Choice Geography #3 | 0 | - | 4.81 | 74,474 |
| Which One Doesn't Belong #1 | 0 | - | 4.24 | 87,698 |
| Which One Doesn't Belong #2 | 0 | - | 4.23 | 37,538 |
| Famous People - Alive or Dead? | 0 | - | 4.26 | 57,136 |
| Fact... or Misconception #1 | 0 | - | 4.21 | 36,274 |
| Fact... or Misconception #2 | 0 | - | 4.47 | 27,726 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,760 |
| Science Multiple Choice #1 | 0 | - | 4.53 | 86,851 |
| Drink It, Play It, or Spend It | 0 | - | 4.44 | 28,475 |
| Which Came First? | 0 | - | 4.37 | 74,964 |
| Science Multiple Choice #2 | 0 | - | 4.37 | 36,710 |
| Science Multiple Choice #3 | 0 | - | 4.39 | 34,772 |
| Geography True or False #2 | 0 | - | 4.41 | 88,142 |
| Geography True or False #3 | 0 | - | 4.42 | 78,317 |
| Geography True or False #4 | 0 | - | 4.49 | 82,309 |
| History True or False #3 | 0 | - | 4.43 | 57,122 |
| Geography True or False #1 | 0 | - | 4.48 | 123,416 |
| Geography True or False #6 | 0 | - | 4.62 | 55,479 |
| History Multiple Choice #1 | 0 | - | 4.41 | 82,189 |
| Years in History #2 - Multiple Choice | 0 | - | 4.42 | 41,746 |
| History Multiple Choice #2 | 0 | - | 4.43 | 50,154 |
| History Multiple Choice #3 | 0 | - | 4.45 | 48,841 |
| History Multiple Choice #5 | 0 | - | 4.49 | 32,548 |
| Three Real and One Fake - World History | 0 | - | 4.44 | 38,484 |
| Multiple Choice Geography #1 | 0 | - | 4.77 | 136,713 |
| Multiple Choice Geography #2 | 0 | - | 4.46 | 89,992 |
| Movie Quotes Multiple Choice #1 | 0 | - | 4.46 | 33,862 |
| Three Real and One Fake - World Geography | 0 | - | 4.52 | 98,505 |
| World Statistics - Up or Down? | 0 | - | 4.62 | 38,913 |
| History True or False #1 | 0 | - | 4.53 | 103,499 |
| History True or False #2 | 0 | - | 4.41 | 67,683 |
| Science True or False | 0 | - | 4.35 | 40,442 |
| Geography True or False #5 | 0 | - | 4.36 | 58,016 |
| History Multiple Choice #4 | 0 | - | 4.35 | 50,315 |
| Three Real and One Fake - Movies | 0 | - | 4.41 | 24,934 |
| History Multiple Choice #6 | 0 | - | 4.46 | 18,189 |
| History True or False #4 | 0 | - | 4.48 | 33,548 |
| Multiple Choice Geography #4 | 0 | - | 4.64 | 19,482 |
| Movie Multiple Choice #1 | 0 | - | 4.04 | 29,266 |
| Movie Multiple Choice #2 | 0 | - | 4.22 | 18,085 |
| The U.S. Government - How Does it Work? | 0 | - | 4.34 | 42,432 |
| California Multiple Choice | 0 | - | 4.40 | 28,155 |
| France Multiple Choice | 0 | - | 4.39 | 40,805 |
| NBA Basketball Multiple Choice | 0 | - | 4.04 | 35,547 |
| World War II Multiple Choice | 0 | - | 4.38 | 104,402 |
| Paraguay... or Uruguay? | 0 | - | 4.55 | 26,758 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,600 |
| Literature Multiple Choice #1 | 0 | - | 4.51 | 41,019 |
| Events by U.S. State #1 | 0 | - | 4.43 | 22,950 |
| Events by U.S. State #2 | 0 | - | 4.27 | 18,638 |
| NFL Football Multiple Choice | 0 | - | 3.87 | 19,315 |
| South Africa Multiple Choice | 0 | - | 4.55 | 27,528 |
| North Carolina... or South Carolina? | 0 | - | 4.21 | 10,552 |
| U.S. National Parks by State - Multiple Choice | 0 | - | 4.46 | 19,322 |
| Corporations by U.S. State - Multiple Choice | 0 | - | 4.11 | 10,236 |
| Which European Country - Multiple Choice | 0 | - | 4.51 | 84,534 |
| Which South American Country? | 0 | - | 4.69 | 52,048 |
| Which Asian Country? | 0 | - | 4.64 | 57,688 |
| Which African Country? | 0 | - | 4.58 | 36,427 |
| Florida Multiple Choice | 0 | - | 4.33 | 10,195 |
| Franklin... or Theodore Roosevelt | 0 | - | 4.35 | 16,965 |
| People by U.S. State - Multiple Choice | 0 | - | 4.06 | 9,847 |
| The U.S. Economy by Numbers | 0 | - | 3.96 | 11,733 |
| Game of Thrones Multiple Choice | 0 | - | 4.07 | 32,887 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,829 |
| Italy Multiple Choice | 0 | - | 4.74 | 104,173 |
| Literature Multiple Choice #2 | 0 | - | 4.45 | 34,674 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,499 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,654 |
| Diseases: Virus... or Bacteria? | 0 | - | 4.61 | 38,876 |
| George Bush... or George Bush | 0 | - | 3.98 | 8,230 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,312 |
| LeBron... or Kobe? | 0 | - | 4.04 | 70,337 |
| Which Country Does Not Border... | 0 | - | 4.78 | 93,831 |
| Bay Area or Los Angeles Suburb | 0 | - | 4.40 | 15,075 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,556 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,789 |
| The Bible - Multiple Choice | 0 | - | 4.34 | 50,809 |
| Georgia ... or Georgia? | 0 | - | 4.67 | 76,949 |
| Astronomy True or False | 0 | - | 4.39 | 36,564 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,779 |
| 16 Questions that Prove that Physics Makes No Sense | 0 | - | 4.18 | 20,913 |
| China Multiple Choice | 0 | - | 4.50 | 37,372 |
| U.S. Presidential Knowledge - Multiple Choice | 0 | - | 4.36 | 21,736 |
| Boston Talk to English Translation Quiz | 0 | - | 4.59 | 56,121 |
| Do You Even Know Anything About Shakespeare? | 0 | - | 4.56 | 34,454 |
| Weather and Climate Multiple Choice | 0 | - | 4.33 | 11,155 |
| What Color is It - Multiple Choice | 0 | - | 4.47 | 44,267 |
| Red State or Blue State Trait? | 0 | - | 4.42 | 55,603 |
| Image to Country - Multiple Choice #1 | 0 | - | 4.70 | 51,688 |
| Image to U.S State - Multiple Choice | 0 | - | 4.46 | 26,282 |
| Afghanistan True or False? | 0 | - | 4.54 | 25,461 |
| Japan True or False? | 0 | - | 4.78 | 57,343 |
| Israel True or False? | 0 | - | 3.96 | 16,866 |
| Iceland True or False? | 0 | - | 4.93 | 37,339 |
| Which Canadian Province? | 0 | - | 4.75 | 9,773 |
| WWII True or False? | 0 | - | 4.56 | 57,828 |
| Ireland True or False? | 0 | - | 4.57 | 49,747 |
| Peru True or False? | 0 | - | 4.58 | 15,296 |
| Which U.S. State - Multiple Choice | 0 | - | 4.48 | 20,344 |
| What Do These Two Countries Have in Common? | 0 | - | 4.98 | 72,377 |
| Multiple Choice Numbers #1 | 0 | - | 4.49 | 47,468 |
| Multiple Choice General Knowledge #6 | 0 | - | 4.54 | 30,001 |
| United States Multiple Choice Quiz | 0 | - | 4.43 | 28,061 |
| Multiple Choice Numbers #2 - U.S. Edition | 0 | - | 4.14 | 16,830 |
| Image to Country - Multiple Choice #2 | 0 | - | 4.60 | 43,824 |
| Hawaii Multiple Choice | 0 | - | 4.51 | 13,815 |
| Red Wine... or White? | 0 | - | 4.54 | 18,094 |
| SAT Vocabulary Words Starting With A | 0 | - | 4.43 | 22,827 |
| SAT Vocabulary Words Starting With D | 0 | - | 4.55 | 20,253 |
| SAT Vocabulary Words Starting With C | 0 | - | 4.51 | 19,379 |
| SAT Vocabulary Words Starting With E | 0 | - | 4.53 | 20,188 |
| SAT Vocabulary Words Starting With B | 0 | - | 4.20 | 12,769 |
| SAT Vocabulary Words Starting With F | 0 | - | 4.39 | 15,229 |
| Multiple Choice Animal Quiz #2 | 0 | - | 4.21 | 15,496 |
| Multiple Choice Grammar Quiz | 0 | - | 4.19 | 19,654 |
| Planets - Multiple Choice | 0 | - | 4.39 | 53,752 |
| What Am I Talking About? #1 | 0 | - | 4.85 | 54,726 |
| What Am I Talking About #2 | 0 | - | 4.83 | 32,460 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,563 |
| Major League Baseball Multiple Choice | 0 | - | 3.46 | 7,550 |
| 1, 2, 3, or 4? | 0 | - | 4.26 | 70,277 |
| 5, 6, 7, or 8? | 0 | - | 4.45 | 33,561 |
| Multiple Choice General Knowledge #8 | 0 | - | 4.39 | 25,427 |
| British Citizenship Test | 0 | - | 4.56 | 65,135 |
| Greece True or False? | 0 | - | 4.44 | 29,259 |
| NBA - How Many Rings Do They Have? | 0 | - | 4.56 | 31,642 |
| Spot the Imposter - U.S. State Flags | 0 | - | 4.56 | 40,377 |
| U.S. Presidents True or False | 0 | - | 3.96 | 15,631 |
| Australia True or False | 0 | - | 4.87 | 57,053 |
| Germany True or False? | 0 | - | 4.61 | 48,957 |
| The UK for Americans - True or False | 0 | - | 4.43 | 58,758 |
| Texas True or False? | 0 | - | 4.51 | 39,523 |
| California True or False? | 0 | - | 4.62 | 35,396 |
| France True or False? | 0 | - | 4.44 | 40,028 |
| Canada True or False? | 0 | - | 4.57 | 55,058 |
| Mexico True or False? | 0 | - | 4.89 | 48,905 |
| Russia True or False? | 0 | - | 4.67 | 35,853 |
| Sweden True or False? | 0 | - | 4.53 | 40,469 |
| Italy True or False? | 0 | - | 4.42 | 47,547 |
| Spain True or False? | 0 | - | 4.58 | 30,714 |
| New York True or False? | 0 | - | 4.53 | 33,907 |
| Florida True or False? | 0 | - | 4.48 | 28,746 |
| Pennsylvania True or False? | 0 | - | 4.60 | 10,050 |
| Animals - Real or Fictional? | 0 | - | 4.57 | 49,715 |
| Has Anyone Ever Done It #1 | 0 | - | 4.81 | 55,521 |
| Has Anyone Ever Done It #3 | 0 | - | 4.56 | 51,450 |
| Has Anyone Ever Done It #2 | 0 | - | 4.46 | 47,292 |
| Has Anyone Ever Done It - U.S. Sports | 0 | - | 4.43 | 16,466 |
| U.S. History True or False #1 | 0 | - | 4.36 | 31,299 |
| U.S. History True or False #2 | 0 | - | 4.47 | 23,574 |
| Ancient Rome - True or False? | 0 | - | 4.85 | 43,215 |
| U.S. Geography True or False #1 | 0 | - | 4.53 | 28,780 |
| British History True or False #1 | 0 | - | 4.55 | 37,476 |
| Easy Geography True or False #1 | 0 | - | 4.90 | 115,608 |
| Easy History True or False | 0 | - | 4.55 | 67,921 |
| U.S. Geography True or False #2 | 0 | - | 4.58 | 37,519 |
| Does it Exist? | 0 | - | 4.54 | 61,682 |
| Paris True or False | 0 | - | 4.56 | 45,995 |
| Do These Countries Border One Another? | 0 | - | 4.94 | 81,305 |
| U.S. Geography True or False #3 | 0 | - | 4.53 | 32,593 |
| China True or False? | 0 | - | 4.34 | 29,458 |
| Major League Baseball True False | 0 | - | 4.13 | 8,624 |
| U.S. General Knowledge True or False | 0 | - | 4.38 | 24,959 |
| General Knowledge True False #1 | 0 | - | 4.58 | 55,665 |
| General Knowledge True False #2 | 0 | - | 4.44 | 36,935 |
| General Knowledge True False #3 | 0 | - | 4.49 | 37,241 |
| General Knowledge True False #4 | 0 | - | 4.52 | 34,046 |
| Austria... or Australia? | 0 | - | 4.68 | 104,640 |
| Iran... or Iraq? | 0 | - | 4.32 | 33,636 |
| Los Angeles vs. New York | 0 | - | 4.41 | 19,981 |
| North Dakota... or South Dakota? | 0 | - | 4.45 | 13,735 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 42,069 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,909 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,807 |
| Iceland... or Ireland? | 0 | - | 4.74 | 57,169 |
| Greenland... or Iceland? | 0 | - | 4.50 | 43,828 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,899 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,857 |
| England or Wales? | 0 | - | 4.94 | 45,880 |
| Football... or football? | 0 | - | 3.93 | 26,637 |
| WWI... or WWII? | 0 | - | 4.85 | 142,984 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,861 |
| What's Bigger? #1 | 0 | - | 4.87 | 151,017 |
| Washington... or Washington D.C.? | 0 | - | 4.33 | 26,569 |
| 1970s... or 1980s? | 0 | - | 4.60 | 30,656 |
| Movies - New York or Los Angeles? | 0 | - | 4.36 | 34,618 |
| Matt Damon... or Ben Affleck | 0 | - | 4.14 | 11,168 |
| Star Wars... or Star Trek? | 0 | - | 4.70 | 33,492 |
