| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,643 |
| States of Brazil | 0 | - | 4.97 | 87,615 |
| South America A-Z | 0 | - | 4.13 | 10,893 |
| Canada A-Z | 0 | - | 4.73 | 32,773 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 153,216 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 195,130 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,896 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 191,769 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 300,244 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,611 |
| Africa A-Z | 0 | - | 4.57 | 46,565 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 35,408 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,400 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,441 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 236,331 |
| States of Mexico | 0 | - | 4.95 | 175,474 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,853 |
| Middle East A-Z | 0 | - | 4.47 | 45,973 |
| Richest Countries A-Z | 0 | - | 4.91 | 102,728 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,155 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,624 |
| United Kingdom A-Z | 0 | - | 4.51 | 87,559 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,281 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,772 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,310 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,557 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,435 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,506 |
| European Geography A-Z | 0 | - | 4.29 | 49,193 |
| Flags of North and South America | 0 | - | 4.99 | 371,830 |
| South American Physical Geography | 0 | - | 4.58 | 18,329 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,417 |
| France A-Z | 0 | - | 4.16 | 38,170 |
| Switzerland A-Z | 0 | - | 4.45 | 25,620 |
| World Cities A-Z by Clue #1 | 0 | - | 4.50 | 67,921 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 73,978 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 62,963 |
| U.S. Geography by Letter - D | 0 | - | 4.09 | 56,969 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 49,653 |
| U.S. Geography by Letter - P | 0 | - | 4.38 | 52,948 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 53,232 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 41,025 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 39,199 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 40,000 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,378 |
| Venezuela Country Quiz | 0 | - | 4.50 | 30,557 |
| European Geography By Letter - A | 0 | - | 4.51 | 144,963 |
| European Geography By Letter - B #1 | 0 | - | 4.68 | 112,596 |
| European Geography By Letter - C | 0 | - | 4.46 | 113,335 |
| European Geography By Letter - D | 0 | - | 4.50 | 108,070 |
| European Geography By Letter - L | 0 | - | 4.52 | 113,134 |
| European Geography By Letter - M | 0 | - | 4.67 | 130,134 |
| European Geography By Letter - P #1 | 0 | - | 4.80 | 97,222 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,558 |
| European Geography By Letter - R | 0 | - | 4.42 | 93,243 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,798 |
| European Geography By Letter - T | 0 | - | 4.41 | 82,129 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 100,363 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,239 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,061 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,614 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,355 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,816 |
| Asian Geography by Letter - T | 0 | - | 4.51 | 57,297 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,936 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,746 |
| Countries that Start with A | 0 | - | 4.98 | 2,158,584 |
| Countries that Start with B | 0 | - | 4.95 | 2,290,586 |
| Countries that Start with C | 0 | - | 4.96 | 1,818,928 |
| Countries that Start with D | 0 | - | 4.96 | 707,437 |
| Countries that Start with E | 0 | - | 4.95 | 1,374,629 |
| Countries that Start with G | 0 | - | 4.97 | 1,500,293 |
| Countries that Start with H | 0 | - | 4.96 | 602,920 |
| Countries that Start with I | 0 | - | 4.92 | 1,285,991 |
| Countries that Start with J | 0 | - | 4.98 | 600,771 |
| Countries that Start with K | 0 | - | 4.97 | 813,854 |
| Countries that Start with L | 0 | - | 4.98 | 1,088,714 |
| Countries that Start with N | 0 | - | 4.93 | 1,115,659 |
| Countries that Start with P | 0 | - | 4.94 | 1,214,162 |
| Countries that Start with S | 0 | - | 4.98 | 1,752,198 |
| Countries that Start with T | 0 | - | 4.90 | 1,008,363 |
| Countries that Start with U | 0 | - | 4.97 | 903,259 |
| Countries that Start with V | 0 | - | 4.98 | 608,323 |
| Countries that Start with F | 0 | - | 4.83 | 616,187 |
| Countries that Start with M | 0 | - | 4.97 | 1,379,432 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,306 |
| African Geography A-Z | 0 | - | 4.33 | 21,462 |
| The Only American Country ... | 0 | - | 4.92 | 121,388 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,921 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,514 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,157 |
| US States Quiz | 0 | - | 5.00 | 16,829,665 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,569 |
| World Cities A-Z by Clue #2 | 0 | - | 4.40 | 58,878 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,777 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,326 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 83,398 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,902 |
| U.S. Geography by Letter - N | 0 | - | 3.80 | 52,685 |
| U.S. Geography by Letter - E | 0 | - | 3.75 | 48,693 |
| U.S. Geography by Letter - F | 0 | - | 3.87 | 44,943 |
| U.S. Geography by Letter - O | 0 | - | 3.52 | 41,411 |
| U.S. Geography by Letter - R | 0 | - | 4.18 | 30,911 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,712 |
| Famous Mexicans and Mexican-Americans | 0 | - | 4.15 | 16,938 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,302 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,446 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,200 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,774 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,398 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,627 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,562 |
| Chile Country Quiz | 0 | - | 4.75 | 39,984 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,809 |
| Peru Country Quiz | 0 | - | 4.54 | 48,573 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,778 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 746,163 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,311 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,176 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,175 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 331,018 |
| Pixelated United States Map | 0 | - | 4.87 | 94,062 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,334 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,503 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,795 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,068 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 190,490 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,632 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,152 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 113,194 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,681 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,953 |
| U.S. States By Population | 0 | - | 4.92 | 152,996 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,176 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,311 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,100 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,452 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,253 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,013 |
| European Geography By Letter - E | 0 | - | 4.23 | 113,237 |
| European Geography By Letter - F | 0 | - | 4.17 | 92,567 |
| European Geography By Letter - H | 0 | - | 4.30 | 95,742 |
| European Geography By Letter - G | 0 | - | 4.27 | 102,396 |
| European Geography By Letter - I | 0 | - | 4.10 | 95,237 |
| European Geography By Letter - K | 0 | - | 4.14 | 69,895 |
| European Geography By Letter - O | 0 | - | 4.28 | 62,500 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,744 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 51,008 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,050 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,872 |
| Asian Geography by Letter - G | 0 | - | 4.35 | 51,160 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 67,714 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,674 |
| Asian Geography by Letter - N | 0 | - | 4.33 | 50,178 |
| Asian Geography By Letter - J | 0 | - | 4.25 | 34,659 |
| The Bible A-Z | 0 | - | 4.29 | 59,695 |
| One Country By Letter By Continent | 0 | - | 5.00 | 123,370 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,761 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,406 |
| 17th Century A-Z | 0 | - | 4.78 | 34,592 |
| Which South American Country? | 0 | - | 4.69 | 51,892 |
| Countries that Beat Brazil | 0 | - | 4.49 | 68,404 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,096 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,126 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,522 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,369 |
| US States with an Empty Map | 0 | - | 5.00 | 623,204 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,593 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,335 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,555 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,713 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,879 |
| American Football A-Z | 0 | - | 4.26 | 14,502 |
| MLB Baseball A-Z #2 | 0 | - | 4.11 | 17,080 |
| Guyana Country Quiz | 0 | - | 4.50 | 22,760 |
| Paraguay Country Quiz | 0 | - | 4.53 | 25,234 |
| Bolivia Country Quiz | 0 | - | 4.63 | 26,222 |
| Suriname Country Quiz | 0 | - | 4.61 | 19,789 |
| Belize Country Quiz | 0 | - | 4.85 | 20,930 |
| American Legal Vocabulary | 0 | - | 4.40 | 33,881 |
| People on Money - United States | 0 | - | 4.31 | 63,320 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,407 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,470 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,387 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,794 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,833 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 528,669 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,116 |
| London A-Z | 0 | - | 4.10 | 40,744 |
| Asian Geography By Letter - R | 0 | - | 4.35 | 27,849 |
| Military History A-Z | 0 | - | 4.20 | 21,136 |
| Countries that Start with R | 0 | - | 4.43 | 446,568 |
| Countries Bordering "U" Countries | 0 | - | 4.82 | 24,399 |
| Human Body A-Z | 0 | - | 4.51 | 129,036 |
| Animals A-Z #1 | 0 | - | 4.41 | 93,169 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,855 |
| U.S. Geography by Letter - W | 0 | - | 3.86 | 23,339 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,073 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,626 |
| Europe Map Quiz | 0 | - | 5.00 | 4,755,161 |
