| Deadliest U.S. Wars | 0 | - | 4.83 | 160,289 |
| Top 10 Coldest U.S. States | 0 | - | 4.92 | 102,461 |
| Top 10 Hottest U.S. States | 0 | - | 4.88 | 112,472 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 57,653 |
| Asian Geography By Letter - B | 0 | - | 4.83 | 62,486 |
| Countries Closest to United States A-Z | 0 | - | 4.84 | 108,737 |
| US States Quiz | 0 | - | 5.00 | 15,023,595 |
| Capitals A-Z | 0 | - | 4.85 | 42,370 |
| Richest Countries A-Z | 0 | - | 4.92 | 90,326 |
| United Kingdom A-Z | 0 | - | 4.53 | 82,009 |
| A-Z Cities by Pictures | 0 | - | 4.54 | 40,114 |
| Name a World Capital A-Z | 0 | - | 4.99 | 143,631 |
| 10 Longest Rivers in the United States | 0 | - | 4.82 | 35,490 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 707,617 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.96 | 282,880 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 126,282 |
| Six Flags Over Texas | 0 | - | 4.84 | 59,476 |
| Texas A-Z | 0 | - | 4.16 | 15,565 |
| American History A-Z | 0 | - | 4.32 | 16,590 |
| Louisiana Purchase with a Map | 0 | - | 4.95 | 37,463 |
| US States with an Empty Map | 0 | - | 5.00 | 563,800 |
| U.S. States with the Longest International Borders | 0 | - | 4.81 | 42,618 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 73,150 |
| U.S. States or European Countries by Population | 0 | - | 4.98 | 117,498 |
| Rivers of the United States | 0 | - | 4.92 | 58,221 |
| Countries Closest to Alaska | 0 | - | 4.92 | 100,503 |
| Countries Closest to Maine | 0 | - | 4.86 | 60,013 |
| Name a Valid U.S. State #1 | 0 | - | 4.95 | 188,120 |
| Great Plains States and Provinces on a Map | 0 | - | 4.94 | 39,423 |
| Top 10 Most Native American U.S. States | 0 | - | 4.84 | 72,893 |
| European Geography A-Z | 0 | - | 4.37 | 46,085 |
| Flags of Asia Quiz | 0 | - | 4.99 | 535,783 |
| Flags of Africa Quiz | 0 | - | 4.99 | 397,239 |
| Flags of North and South America Quiz | 0 | - | 4.99 | 316,736 |
| U.S. States that Border Canada | 0 | - | 4.90 | 167,299 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.54 | 61,222 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.79 | 59,242 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 39,742 |
| U.S. State Shapes Quiz #2 | 0 | - | 4.82 | 91,615 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 52,583 |
| O Canada Lyrics Quiz | 0 | - | 4.45 | 49,233 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 591,596 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,068,510 |
| Name a Major European City A-Z | 0 | - | 4.34 | 43,892 |
| France A-Z | 0 | - | 4.18 | 35,102 |
| London A-Z | 0 | - | 4.19 | 38,975 |
| Asian Geography By Letter - A | 0 | - | 4.66 | 68,105 |
| Asian Geography by Letter - H | 0 | - | 4.47 | 62,419 |
| Asian Geography By Letter - M | 0 | - | 4.46 | 58,873 |
| Asian Geography by Letter - P | 0 | - | 4.43 | 54,725 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 54,406 |
| Asian Geography By Letter - L | 0 | - | 4.45 | 39,799 |
| U.S. Cities A-Z | 0 | - | 4.21 | 30,845 |
| People on Money - United States | 0 | - | 4.31 | 62,003 |
| 100 Most Influential Figures in U.S. History | 0 | - | 4.18 | 41,749 |
| Fifty US States in One Minute | 0 | - | 4.57 | 3,293,881 |
| Category Elimination - U.S. States #1 | 0 | - | 4.90 | 197,937 |
| Canada Geography Trivia | 0 | - | 4.81 | 45,317 |
| European Geography By Letter - A | 0 | - | 4.63 | 125,860 |
| European Geography By Letter - B #1 | 0 | - | 4.75 | 104,877 |
| European Geography By Letter - C | 0 | - | 4.45 | 106,204 |
| European Geography By Letter - D | 0 | - | 4.51 | 100,656 |
| European Geography By Letter - L | 0 | - | 4.51 | 106,336 |
| European Geography By Letter - M | 0 | - | 4.55 | 115,600 |
| European Geography By Letter - P | 0 | - | 4.79 | 90,706 |
| European Geography By Letter - N | 0 | - | 4.42 | 94,438 |
| European Geography By Letter - V | 0 | - | 4.45 | 87,465 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 94,763 |
| Ancient Greece A-Z | 0 | - | 4.66 | 21,185 |
| Countries that Start with A | 0 | - | 4.98 | 1,978,465 |
| Countries that Start with B | 0 | - | 4.95 | 2,117,564 |
| Countries that Start with C | 0 | - | 4.96 | 1,676,199 |
| Countries that Start with D | 0 | - | 4.96 | 612,089 |
| Countries that Start with E | 0 | - | 4.95 | 1,255,720 |
| Countries that Start with G | 0 | - | 4.97 | 1,375,705 |
| Countries that Start with H | 0 | - | 4.96 | 522,204 |
| Countries that Start with I | 0 | - | 4.92 | 1,183,304 |
| Countries that Start with J | 0 | - | 4.98 | 524,442 |
| Countries that Start with K | 0 | - | 4.96 | 730,579 |
| Countries that Start with L | 0 | - | 4.98 | 990,982 |
| Countries that Start with N | 0 | - | 4.93 | 1,017,320 |
| Countries that Start with P | 0 | - | 4.95 | 1,119,754 |
| Countries that Start with S | 0 | - | 4.98 | 1,629,599 |
| Countries that Start with T | 0 | - | 4.89 | 928,096 |
| Countries that Start with U | 0 | - | 4.97 | 836,127 |
| Countries that Start with V | 0 | - | 4.98 | 559,806 |
| Countries that Start with F | 0 | - | 4.84 | 550,660 |
| Countries that Start with M | 0 | - | 4.97 | 1,274,602 |
| Pixelated Asia Map | 0 | - | 4.90 | 64,544 |
| Monarchies of Asia | 0 | - | 4.95 | 54,875 |
| African Geography A-Z | 0 | - | 4.33 | 20,659 |
| Pixelated Africa Map | 0 | - | 4.98 | 89,877 |
| Flags of Oceania | 0 | - | 5.00 | 221,001 |
| U.S. Citizenship Test Questions | 0 | - | 4.86 | 224,445 |
| California Cities A-Z | 0 | - | 3.71 | 8,086 |
| Canada Provinces and Territories | 0 | - | 4.99 | 294,439 |
| Three Band Flags of Europe | 0 | - | 4.97 | 174,559 |
| Catholic Countries in Europe | 0 | - | 4.86 | 85,507 |
| Pixelated Europe Map | 0 | - | 4.90 | 111,103 |
| Monarchies of Europe | 0 | - | 4.89 | 88,317 |
| Spanish History A-Z | 0 | - | 4.30 | 11,403 |
| British Geography A-Z | 0 | - | 4.40 | 18,230 |
| English Monarchs Quiz | 0 | - | 4.91 | 455,196 |
| Asian Geography By Letter - S | 0 | - | 4.20 | 54,311 |
| Asian Geography by Letter - D | 0 | - | 4.25 | 49,377 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 48,832 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 64,553 |
| Asian Geography by Letter - C | 0 | - | 4.31 | 61,910 |
| Asian Geography by Letter - N | 0 | - | 4.31 | 47,487 |
| Asian Last Names in the United States | 0 | - | 4.42 | 43,862 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 117,350 |
| Asian Geography By Letter - J | 0 | - | 4.29 | 32,049 |
| Asian Geography By Letter - O | 0 | - | 4.64 | 26,871 |
| Asian Geography By Letter - R | 0 | - | 4.45 | 23,532 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.88 | 70,263 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 83,150 |
| Mexico Country Quiz | 0 | - | 4.48 | 67,398 |
| Colombia Country Quiz | 0 | - | 4.89 | 36,015 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.82 | 53,903 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 144,881 |
| U.S. Five-Star Generals and Admirals | 0 | - | 4.38 | 7,918 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 71,009 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.87 | 101,347 |
| U.S. Federal Agency Acronyms | 0 | - | 4.51 | 76,730 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 68,194 |
| 10 Closest Megacities to New York City | 0 | - | 4.51 | 64,718 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.58 | 1,264,144 |
| US States by Borders in 30 Seconds | 0 | - | 4.76 | 2,450,471 |
| Canadian Prime Ministers Quiz | 0 | - | 4.65 | 50,721 |
| Countries Closest to Canada | 0 | - | 4.90 | 186,577 |
| Flags of the Mediterranean | 0 | - | 4.93 | 126,064 |
| European Geography By Letter - E | 0 | - | 4.21 | 106,728 |
| European Geography By Letter - F | 0 | - | 4.16 | 86,202 |
| European Geography By Letter - H | 0 | - | 4.31 | 89,824 |
| European Geography By Letter - G | 0 | - | 4.25 | 96,038 |
| European Geography By Letter - I | 0 | - | 4.10 | 89,801 |
| European Geography By Letter - K | 0 | - | 4.14 | 65,267 |
| European Geography By Letter - O | 0 | - | 4.28 | 58,435 |
| European Geography By Letter - R | 0 | - | 4.40 | 88,354 |
| European Geography by Letter - W | 0 | - | 4.22 | 78,865 |
| European Geography By Letter - T | 0 | - | 4.40 | 71,624 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 47,424 |
| Top 10 Coldest European Countries | 0 | - | 4.95 | 183,208 |
| Top 10 Hottest European Countries | 0 | - | 4.87 | 117,173 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 205,309 |
| Italian History A-Z | 0 | - | 4.13 | 8,976 |
| WWII Figures by Picture | 0 | - | 4.87 | 41,844 |
| The Bible A-Z | 0 | - | 4.35 | 43,715 |
| One Country By Letter By Continent | 0 | - | 5.00 | 75,661 |
| Countries with the Most Forest A-Z | 0 | - | 4.57 | 51,877 |
| British History A-Z | 0 | - | 4.47 | 40,201 |
| Japan A-Z | 0 | - | 4.50 | 39,191 |
| Countries Bordering Brazil | 0 | - | 4.96 | 125,138 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 45,977 |
| Cuba Country Quiz | 0 | - | 4.70 | 47,792 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 62,875 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.52 | 34,471 |
| Biggest Trading Partners - US | 0 | - | 4.64 | 102,593 |
| Arms Exports - United States | 0 | - | 4.65 | 48,964 |
| State Quiz - Alaska | 0 | - | 4.44 | 38,120 |
| California Cities Map Quiz | 0 | - | 4.49 | 83,118 |
| State Quiz - California | 0 | - | 4.66 | 57,661 |
| State Quiz - Florida | 0 | - | 4.44 | 56,692 |
| Florida Cities Map Quiz | 0 | - | 4.49 | 57,943 |
| Countries that Visit Florida the Most | 0 | - | 4.58 | 50,305 |
| Countries Closest to Hawaii | 0 | - | 4.52 | 48,548 |
| Hawaii A-Z | 0 | - | 4.35 | 12,819 |
| New York Cities Map Quiz | 0 | - | 4.54 | 40,072 |
| State Quiz - New York | 0 | - | 4.47 | 37,484 |
| State Quiz - New Jersey | 0 | - | 4.45 | 31,940 |
| State Quiz - Texas | 0 | - | 4.44 | 57,149 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 43,288 |
| Pennsylvania A-Z | 0 | - | 4.03 | 7,061 |
| State Quiz - Virginia | 0 | - | 4.51 | 33,544 |
| State Quiz - Washington | 0 | - | 4.45 | 32,897 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.44 | 51,246 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.75 | 37,030 |
| U.S. States by Clue #1 | 0 | - | 4.48 | 33,225 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 49,644 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.69 | 60,742 |
| U.S. States with More Cows than People | 0 | - | 4.58 | 39,411 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.52 | 62,744 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.44 | 47,928 |
| U.S. States with Spanish Names | 0 | - | 4.48 | 68,563 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 70,560 |
| Longest U.S. State Borders | 0 | - | 4.66 | 35,021 |
| U.S. State Superlatives #1 | 0 | - | 4.46 | 75,952 |
| U.S. State Superlatives #2 | 0 | - | 4.52 | 37,694 |
| Tourist Attractions by U.S. State | 0 | - | 4.45 | 60,628 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 31,636 |
| U.S. States with the Fewest Borders | 0 | - | 4.76 | 106,986 |
| U.S. States with the Most Borders | 0 | - | 4.56 | 61,269 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,550,408 |
| European Cities A-Z | 0 | - | 4.25 | 70,947 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 13,560 |
| A to Z: Movie Quotes | 0 | - | 4.29 | 31,966 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.92 | 47,270 |
| Mexico Cities Map Quiz | 0 | - | 4.75 | 31,323 |
| Biggest Trading Partners - Colombia | 0 | - | 4.89 | 36,348 |
| Costa Rica Country Quiz | 0 | - | 4.76 | 29,345 |
