| History: What Came First? #1 | 0 | - | 4.87 | 106,119 |
| History: What Came First? #2 | 0 | - | 4.81 | 80,190 |
| Northern Hemisphere... or Southern Hemisphere? | 0 | - | 4.95 | 111,565 |
| Same... or Different? | 0 | - | 4.51 | 40,483 |
| Animal, Vegetable, or Mineral? | 0 | - | 4.84 | 28,158 |
| Alcoholic... or Teetotaler? | 0 | - | 4.08 | 11,390 |
| Band... or Gang? | 0 | - | 4.35 | 54,777 |
| Commonly Mixed-Up Countries - Multiple Choice | 0 | - | 4.98 | 53,423 |
| Not What You Would Expect | 0 | - | 4.53 | 39,382 |
| History - Did They Have It? | 0 | - | 4.85 | 62,329 |
| Years in History #1 - Multiple Choice | 0 | - | 4.82 | 70,707 |
| Multiple Choice Geography #3 | 0 | - | 4.81 | 74,655 |
| Which One Doesn't Belong #1 | 0 | - | 4.25 | 88,130 |
| Which One Doesn't Belong #2 | 0 | - | 4.23 | 37,608 |
| Famous People - Alive or Dead? | 0 | - | 4.26 | 57,234 |
| Fact... or Misconception #1 | 0 | - | 4.21 | 36,401 |
| Fact... or Misconception #2 | 0 | - | 4.47 | 27,855 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,893 |
| Science Multiple Choice #1 | 0 | - | 4.53 | 87,070 |
| Drink It, Play It, or Spend It | 0 | - | 4.44 | 28,529 |
| Which Came First? | 0 | - | 4.37 | 75,082 |
| Science Multiple Choice #2 | 0 | - | 4.37 | 36,793 |
| Science Multiple Choice #3 | 0 | - | 4.39 | 34,878 |
| Geography True or False #2 | 0 | - | 4.41 | 88,362 |
| Geography True or False #3 | 0 | - | 4.42 | 78,489 |
| Geography True or False #4 | 0 | - | 4.49 | 82,518 |
| History True or False #3 | 0 | - | 4.43 | 57,303 |
| Geography True or False #1 | 0 | - | 4.48 | 123,718 |
| Geography True or False #6 | 0 | - | 4.62 | 55,658 |
| History Multiple Choice #1 | 0 | - | 4.41 | 82,398 |
| Years in History #2 - Multiple Choice | 0 | - | 4.42 | 41,821 |
| History Multiple Choice #2 | 0 | - | 4.43 | 50,232 |
| History Multiple Choice #3 | 0 | - | 4.45 | 48,930 |
| History Multiple Choice #5 | 0 | - | 4.49 | 32,633 |
| Three Real and One Fake - World History | 0 | - | 4.44 | 38,552 |
| Multiple Choice Geography #1 | 0 | - | 4.77 | 136,985 |
| Multiple Choice Geography #2 | 0 | - | 4.46 | 90,165 |
| Movie Quotes Multiple Choice #1 | 0 | - | 4.46 | 33,954 |
| Three Real and One Fake - World Geography | 0 | - | 4.52 | 98,728 |
| World Statistics - Up or Down? | 0 | - | 4.62 | 39,119 |
| History True or False #1 | 0 | - | 4.53 | 103,813 |
| History True or False #2 | 0 | - | 4.41 | 67,942 |
| Science True or False | 0 | - | 4.35 | 40,557 |
| Geography True or False #5 | 0 | - | 4.36 | 58,143 |
| History Multiple Choice #4 | 0 | - | 4.35 | 50,389 |
| Three Real and One Fake - Movies | 0 | - | 4.41 | 24,992 |
| History Multiple Choice #6 | 0 | - | 4.46 | 18,263 |
| History True or False #4 | 0 | - | 4.48 | 33,650 |
| Multiple Choice Geography #4 | 0 | - | 4.64 | 19,594 |
| Movie Multiple Choice #1 | 0 | - | 4.04 | 29,301 |
| Movie Multiple Choice #2 | 0 | - | 4.22 | 18,114 |
| The U.S. Government - How Does it Work? | 0 | - | 4.34 | 42,492 |
| California Multiple Choice | 0 | - | 4.40 | 28,196 |
| France Multiple Choice | 0 | - | 4.39 | 40,874 |
| NBA Basketball Multiple Choice | 0 | - | 4.04 | 35,692 |
| World War II Multiple Choice | 0 | - | 4.39 | 114,535 |
| Paraguay... or Uruguay? | 0 | - | 4.55 | 26,798 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,741 |
| Literature Multiple Choice #1 | 0 | - | 4.51 | 41,122 |
| Events by U.S. State #1 | 0 | - | 4.43 | 22,977 |
| Events by U.S. State #2 | 0 | - | 4.27 | 18,661 |
| NFL Football Multiple Choice | 0 | - | 3.87 | 19,342 |
| South Africa Multiple Choice | 0 | - | 4.55 | 27,569 |
| North Carolina... or South Carolina? | 0 | - | 4.21 | 10,571 |
| U.S. National Parks by State - Multiple Choice | 0 | - | 4.46 | 19,358 |
| Corporations by U.S. State - Multiple Choice | 0 | - | 4.11 | 10,243 |
| Which European Country - Multiple Choice | 0 | - | 4.51 | 84,629 |
| Which South American Country? | 0 | - | 4.69 | 52,142 |
| Which Asian Country? | 0 | - | 4.64 | 57,787 |
| Which African Country? | 0 | - | 4.58 | 36,484 |
| Florida Multiple Choice | 0 | - | 4.33 | 10,212 |
| Franklin... or Theodore Roosevelt | 0 | - | 4.35 | 17,001 |
| People by U.S. State - Multiple Choice | 0 | - | 4.06 | 9,861 |
| The U.S. Economy by Numbers | 0 | - | 3.96 | 11,748 |
| Game of Thrones Multiple Choice | 0 | - | 4.07 | 33,020 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,898 |
| Italy Multiple Choice | 0 | - | 4.74 | 104,505 |
| Literature Multiple Choice #2 | 0 | - | 4.45 | 34,756 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,634 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,814 |
| Diseases: Virus... or Bacteria? | 0 | - | 4.61 | 38,995 |
| George Bush... or George Bush | 0 | - | 3.98 | 8,239 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,404 |
| LeBron... or Kobe? | 0 | - | 4.04 | 70,563 |
| Which Country Does Not Border... | 0 | - | 4.78 | 94,005 |
| Bay Area or Los Angeles Suburb | 0 | - | 4.40 | 15,124 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,746 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,860 |
| The Bible - Multiple Choice | 0 | - | 4.34 | 50,884 |
| Georgia ... or Georgia? | 0 | - | 4.68 | 77,087 |
| Astronomy True or False | 0 | - | 4.39 | 36,640 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,887 |
| 16 Questions that Prove that Physics Makes No Sense | 0 | - | 4.18 | 20,995 |
| China Multiple Choice | 0 | - | 4.50 | 37,435 |
| U.S. Presidential Knowledge - Multiple Choice | 0 | - | 4.36 | 21,773 |
| Boston Talk to English Translation Quiz | 0 | - | 4.59 | 56,289 |
| Do You Even Know Anything About Shakespeare? | 0 | - | 4.56 | 34,521 |
| Weather and Climate Multiple Choice | 0 | - | 4.33 | 11,170 |
| What Color is It - Multiple Choice | 0 | - | 4.47 | 44,392 |
| Red State or Blue State Trait? | 0 | - | 4.42 | 55,763 |
| Image to Country - Multiple Choice #1 | 0 | - | 4.70 | 51,857 |
| Image to U.S State - Multiple Choice | 0 | - | 4.46 | 26,354 |
| Afghanistan True or False? | 0 | - | 4.54 | 25,503 |
| Japan True or False? | 0 | - | 4.78 | 57,496 |
| Israel True or False? | 0 | - | 3.96 | 16,930 |
| Iceland True or False? | 0 | - | 4.93 | 37,435 |
| Which Canadian Province? | 0 | - | 4.75 | 9,793 |
| WWII True or False? | 0 | - | 4.57 | 58,079 |
| Ireland True or False? | 0 | - | 4.57 | 49,826 |
| Peru True or False? | 0 | - | 4.58 | 15,333 |
| Which U.S. State - Multiple Choice | 0 | - | 4.48 | 20,381 |
| What Do These Two Countries Have in Common? | 0 | - | 4.98 | 72,612 |
| Multiple Choice Numbers #1 | 0 | - | 4.49 | 47,631 |
| Multiple Choice General Knowledge #6 | 0 | - | 4.54 | 30,126 |
| United States Multiple Choice Quiz | 0 | - | 4.43 | 28,123 |
| Multiple Choice Numbers #2 - U.S. Edition | 0 | - | 4.14 | 16,855 |
| Image to Country - Multiple Choice #2 | 0 | - | 4.60 | 43,975 |
| Hawaii Multiple Choice | 0 | - | 4.51 | 13,863 |
| Red Wine... or White? | 0 | - | 4.54 | 18,171 |
| SAT Vocabulary Words Starting With A | 0 | - | 4.43 | 22,892 |
| SAT Vocabulary Words Starting With D | 0 | - | 4.55 | 20,311 |
| SAT Vocabulary Words Starting With C | 0 | - | 4.51 | 19,423 |
| SAT Vocabulary Words Starting With E | 0 | - | 4.53 | 20,257 |
| SAT Vocabulary Words Starting With B | 0 | - | 4.20 | 12,807 |
| SAT Vocabulary Words Starting With F | 0 | - | 4.39 | 15,260 |
| Multiple Choice Animal Quiz #2 | 0 | - | 4.21 | 15,524 |
| Multiple Choice Grammar Quiz | 0 | - | 4.20 | 19,716 |
| Planets - Multiple Choice | 0 | - | 4.39 | 53,881 |
| What Am I Talking About? #1 | 0 | - | 4.81 | 55,395 |
| What Am I Talking About #2 | 0 | - | 4.83 | 32,899 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,856 |
| Major League Baseball Multiple Choice | 0 | - | 3.46 | 7,575 |
| 1, 2, 3, or 4? | 0 | - | 4.26 | 70,416 |
| 5, 6, 7, or 8? | 0 | - | 4.45 | 33,695 |
| Multiple Choice General Knowledge #8 | 0 | - | 4.39 | 25,521 |
| British Citizenship Test | 0 | - | 4.56 | 65,344 |
| Greece True or False? | 0 | - | 4.44 | 29,324 |
| NBA - How Many Rings Do They Have? | 0 | - | 4.56 | 31,879 |
| Spot the Imposter - U.S. State Flags | 0 | - | 4.56 | 40,571 |
| U.S. Presidents True or False | 0 | - | 3.96 | 15,656 |
| Australia True or False | 0 | - | 4.86 | 57,199 |
| Germany True or False? | 0 | - | 4.61 | 49,060 |
| The UK for Americans - True or False | 0 | - | 4.43 | 58,837 |
| Texas True or False? | 0 | - | 4.51 | 39,604 |
| California True or False? | 0 | - | 4.62 | 35,481 |
| France True or False? | 0 | - | 4.44 | 40,105 |
| Canada True or False? | 0 | - | 4.57 | 55,178 |
| Mexico True or False? | 0 | - | 4.89 | 49,046 |
| Russia True or False? | 0 | - | 4.67 | 35,971 |
| Sweden True or False? | 0 | - | 4.53 | 40,581 |
| Italy True or False? | 0 | - | 4.42 | 47,643 |
| Spain True or False? | 0 | - | 4.58 | 30,761 |
| New York True or False? | 0 | - | 4.53 | 33,983 |
| Florida True or False? | 0 | - | 4.48 | 28,795 |
| Pennsylvania True or False? | 0 | - | 4.60 | 10,084 |
| Animals - Real or Fictional? | 0 | - | 4.57 | 49,898 |
| Has Anyone Ever Done It #1 | 0 | - | 4.81 | 55,687 |
| Has Anyone Ever Done It #3 | 0 | - | 4.56 | 51,593 |
| Has Anyone Ever Done It #2 | 0 | - | 4.46 | 47,399 |
| Has Anyone Ever Done It - U.S. Sports | 0 | - | 4.43 | 16,524 |
| U.S. History True or False #1 | 0 | - | 4.36 | 31,365 |
| U.S. History True or False #2 | 0 | - | 4.47 | 23,612 |
| Ancient Rome - True or False? | 0 | - | 4.85 | 43,357 |
| U.S. Geography True or False #1 | 0 | - | 4.53 | 28,838 |
| British History True or False #1 | 0 | - | 4.55 | 37,547 |
| Easy Geography True or False #1 | 0 | - | 4.90 | 115,894 |
| Easy History True or False | 0 | - | 4.55 | 68,061 |
| U.S. Geography True or False #2 | 0 | - | 4.58 | 37,606 |
| Does it Exist? | 0 | - | 4.54 | 61,902 |
| Paris True or False | 0 | - | 4.56 | 46,089 |
| Do These Countries Border One Another? | 0 | - | 4.94 | 81,607 |
| U.S. Geography True or False #3 | 0 | - | 4.53 | 32,662 |
| China True or False? | 0 | - | 4.34 | 29,535 |
| Major League Baseball True False | 0 | - | 4.13 | 8,640 |
| U.S. General Knowledge True or False | 0 | - | 4.38 | 25,004 |
| General Knowledge True False #1 | 0 | - | 4.58 | 55,769 |
| General Knowledge True False #2 | 0 | - | 4.44 | 37,012 |
| General Knowledge True False #3 | 0 | - | 4.49 | 37,338 |
| General Knowledge True False #4 | 0 | - | 4.52 | 34,110 |
| Austria... or Australia? | 0 | - | 4.67 | 104,827 |
| Iran... or Iraq? | 0 | - | 4.31 | 33,687 |
| Los Angeles vs. New York | 0 | - | 4.41 | 20,065 |
| North Dakota... or South Dakota? | 0 | - | 4.45 | 13,749 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 42,157 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 99,175 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,870 |
| Iceland... or Ireland? | 0 | - | 4.74 | 57,256 |
| Greenland... or Iceland? | 0 | - | 4.50 | 43,866 |
| North Korea... or South Korea? | 0 | - | 4.47 | 81,033 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,909 |
| England or Wales? | 0 | - | 4.94 | 46,012 |
| Football... or football? | 0 | - | 3.93 | 26,707 |
| WWI... or WWII? | 0 | - | 4.85 | 143,785 |
| Australia... or New Zealand? | 0 | - | 4.83 | 62,094 |
| What's Bigger? #1 | 0 | - | 4.87 | 151,557 |
| Washington... or Washington D.C.? | 0 | - | 4.33 | 26,595 |
| 1970s... or 1980s? | 0 | - | 4.60 | 30,709 |
| Movies - New York or Los Angeles? | 0 | - | 4.36 | 34,693 |
| Matt Damon... or Ben Affleck | 0 | - | 4.14 | 11,178 |
| Star Wars... or Star Trek? | 0 | - | 4.70 | 33,784 |
