| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,041 |
| States of Brazil | 0 | - | 4.98 | 86,483 |
| Canada A-Z | 0 | - | 4.73 | 32,660 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 152,777 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 194,030 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,432 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 190,847 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,457 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,201 |
| Africa A-Z | 0 | - | 4.57 | 46,393 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,397 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,037 |
| Asian Cities A-Z by Clue | 0 | - | 4.51 | 34,441 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,146 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 234,976 |
| Middle East A-Z | 0 | - | 4.47 | 45,816 |
| States of Mexico | 0 | - | 4.95 | 173,538 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,429 |
| Richest Countries A-Z | 0 | - | 4.92 | 101,944 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 124,936 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,360 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,263 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,671 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,185 |
| South American Geography Quiz #2 | 0 | - | 4.62 | 39,205 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,479 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,120 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,306 |
| European Geography A-Z | 0 | - | 4.28 | 49,022 |
| Countries that Start with a Vowel | 0 | - | 4.98 | 128,785 |
| World Cities A-Z by Clue #1 | 0 | - | 4.49 | 66,310 |
| Flags of North and South America | 0 | - | 4.99 | 367,847 |
| South American Physical Geography | 0 | - | 4.58 | 18,275 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,909 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,171 |
| France A-Z | 0 | - | 4.16 | 38,069 |
| Switzerland A-Z | 0 | - | 4.45 | 25,518 |
| U.S. Geography by Letter - C | 0 | - | 4.26 | 73,449 |
| U.S. Geography by Letter - A | 0 | - | 4.38 | 62,433 |
| U.S. Geography by Letter - D | 0 | - | 4.08 | 56,423 |
| U.S. Geography by Letter - T | 0 | - | 4.27 | 49,113 |
| U.S. Geography by Letter - P | 0 | - | 4.34 | 47,505 |
| U.S. Geography by Letter - M | 0 | - | 4.13 | 52,693 |
| U.S. Geography by Letter - L | 0 | - | 4.03 | 40,482 |
| U.S. Geography by Letter - G | 0 | - | 4.12 | 38,694 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 39,439 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,578 |
| European Geography By Letter - A | 0 | - | 4.56 | 132,450 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 110,951 |
| European Geography By Letter - C | 0 | - | 4.46 | 111,899 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,755 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,266 |
| European Geography By Letter - M | 0 | - | 4.61 | 128,981 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,714 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,665 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,051 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,357 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,631 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,851 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,414 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,181 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,587 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 57,096 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,739 |
| Countries that Start with A | 0 | - | 4.97 | 2,148,012 |
| Countries that Start with B | 0 | - | 4.95 | 2,280,854 |
| Countries that Start with C | 0 | - | 4.96 | 1,811,136 |
| Countries that Start with D | 0 | - | 4.96 | 702,121 |
| Countries that Start with E | 0 | - | 4.95 | 1,368,175 |
| Countries that Start with G | 0 | - | 4.97 | 1,493,549 |
| Countries that Start with H | 0 | - | 4.96 | 598,425 |
| Countries that Start with I | 0 | - | 4.92 | 1,280,813 |
| Countries that Start with J | 0 | - | 4.98 | 596,488 |
| Countries that Start with K | 0 | - | 4.97 | 809,816 |
| Countries that Start with L | 0 | - | 4.98 | 1,083,385 |
| Countries that Start with N | 0 | - | 4.93 | 1,110,297 |
| Countries that Start with P | 0 | - | 4.94 | 1,209,064 |
| Countries that Start with S | 0 | - | 4.98 | 1,745,257 |
| Countries that Start with T | 0 | - | 4.90 | 1,004,599 |
| Countries that Start with U | 0 | - | 4.97 | 900,225 |
| Countries that Start with V | 0 | - | 4.98 | 605,388 |
| Countries that Start with F | 0 | - | 4.83 | 612,570 |
| Countries that Start with M | 0 | - | 4.97 | 1,373,938 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,165 |
| African Geography A-Z | 0 | - | 4.33 | 21,422 |
| The Only American Country ... | 0 | - | 4.92 | 120,829 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,404 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,367 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,423 |
| US States Quiz | 0 | - | 5.00 | 16,714,762 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,396 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 57,757 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,561 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,143 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,622 |
| Famous Mexicans and Mexican-Americans | 0 | - | 4.15 | 16,909 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,887 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,220 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,128 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,163 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,389 |
| Chile Country Quiz | 0 | - | 4.75 | 39,762 |
| Peru Country Quiz | 0 | - | 4.54 | 48,331 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,164 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 743,503 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,717 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,265 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,144 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 328,309 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,553 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,679 |
| European Geography By Letter - E | 0 | - | 4.23 | 112,263 |
| European Geography By Letter - F | 0 | - | 4.17 | 91,699 |
| European Geography By Letter - H | 0 | - | 4.30 | 94,934 |
| European Geography By Letter - G | 0 | - | 4.25 | 101,318 |
| European Geography By Letter - I | 0 | - | 4.10 | 94,524 |
| European Geography By Letter - K | 0 | - | 4.14 | 69,196 |
| European Geography By Letter - O | 0 | - | 4.28 | 61,950 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,321 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 50,537 |
| Asian Geography By Letter - S | 0 | - | 4.18 | 55,933 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,721 |
| Asian Geography by Letter - G | 0 | - | 4.35 | 51,008 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 67,539 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,524 |
| Asian Geography by Letter - N | 0 | - | 4.33 | 50,032 |
| Asian Geography By Letter - J | 0 | - | 4.25 | 34,516 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,473 |
| The Bible A-Z | 0 | - | 4.29 | 59,344 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,656 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,211 |
| 17th Century A-Z | 0 | - | 4.78 | 34,178 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,098 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,139 |
| U.S. Geography by Letter - N | 0 | - | 3.79 | 52,256 |
| U.S. Geography by Letter - E | 0 | - | 3.73 | 48,294 |
| U.S. Geography by Letter - F | 0 | - | 3.86 | 44,528 |
| U.S. Geography by Letter - O | 0 | - | 3.43 | 37,562 |
| U.S. Geography by Letter - R | 0 | - | 4.15 | 30,369 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,552 |
| Which South American Country? | 0 | - | 4.69 | 51,737 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,825 |
| Pixelated United States Map | 0 | - | 4.89 | 93,553 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,557 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,923 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,490 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,675 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,364 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,820 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,441 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,489 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,759 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,011 |
| U.S. States By Population | 0 | - | 4.92 | 152,439 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,486 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,912 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,664 |
| US States with an Empty Map | 0 | - | 5.00 | 619,315 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,790 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,938 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,137 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,975 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,431 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,458 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,814 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,035 |
| One Country By Letter By Continent | 0 | - | 5.00 | 121,856 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,017 |
| American Football A-Z | 0 | - | 4.26 | 14,476 |
| MLB Baseball A-Z #2 | 0 | - | 4.11 | 17,008 |
| Guyana Country Quiz | 0 | - | 4.49 | 22,615 |
| Countries that Beat Brazil | 0 | - | 4.49 | 67,946 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,628 |
| Venezuela Country Quiz | 0 | - | 4.50 | 30,417 |
| Paraguay Country Quiz | 0 | - | 4.53 | 25,102 |
| Bolivia Country Quiz | 0 | - | 4.63 | 26,064 |
| Suriname Country Quiz | 0 | - | 4.60 | 19,685 |
| American Legal Vocabulary | 0 | - | 4.40 | 33,797 |
| People on Money - United States | 0 | - | 4.31 | 63,215 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,873 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,935 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,740 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,152 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,577 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,592 |
| Ancient Greece A-Z | 0 | - | 4.60 | 22,999 |
| London A-Z | 0 | - | 4.10 | 40,650 |
| Asian Geography By Letter - R | 0 | - | 4.34 | 27,609 |
| Military History A-Z | 0 | - | 4.20 | 21,048 |
| Countries Bordering "U" Countries | 0 | - | 4.82 | 24,100 |
| Human Body A-Z | 0 | - | 4.51 | 128,489 |
| Animals A-Z #1 | 0 | - | 4.41 | 92,844 |
| Diseases and Medical Conditions A-Z | 0 | - | 4.60 | 47,549 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,653 |
| U.S. Geography by Letter - W | 0 | - | 3.83 | 22,948 |
| Belize Country Quiz | 0 | - | 4.85 | 20,818 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 51,782 |
| Europe Map Quiz | 0 | - | 5.00 | 4,733,701 |
| Famous Germans | 0 | - | 4.50 | 54,658 |
| Famous Italians by Clue | 0 | - | 4.45 | 88,595 |
