| Africa A-Z | 0 | - | 4.57 | 46,798 |
| Southernmost Countries A-Z | 0 | - | 4.95 | 154,211 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 197,038 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 171,058 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 194,223 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 302,212 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 73,608 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,666 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 43,083 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 99,097 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 67,111 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,946 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 238,996 |
| Middle East A-Z | 0 | - | 4.47 | 46,275 |
| Richest Countries A-Z | 0 | - | 4.91 | 104,251 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,669 |
| Canada A-Z | 0 | - | 4.73 | 32,993 |
| United Kingdom A-Z | 0 | - | 4.51 | 88,458 |
| African Geography A-Z | 0 | - | 4.33 | 21,549 |
| European Geography A-Z | 0 | - | 4.29 | 49,523 |
| African East Coast | 0 | - | 4.96 | 96,928 |
| Countries that Start with a Vowel | 0 | - | 4.99 | 155,743 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 78,217 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 60,453 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 88,138 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,920 |
| France A-Z | 0 | - | 4.16 | 38,365 |
| Switzerland A-Z | 0 | - | 4.45 | 25,793 |
| Top African Languages on a Map | 0 | - | 4.94 | 75,483 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,883 |
| European Geography By Letter - A | 0 | - | 4.52 | 148,345 |
| European Geography By Letter - B #1 | 0 | - | 4.62 | 121,756 |
| European Geography By Letter - C | 0 | - | 4.44 | 124,260 |
| European Geography By Letter - D | 0 | - | 4.49 | 118,756 |
| European Geography By Letter - L | 0 | - | 4.52 | 115,273 |
| European Geography By Letter - M | 0 | - | 4.69 | 132,786 |
| European Geography By Letter - N | 0 | - | 4.44 | 102,281 |
| European Geography By Letter - R | 0 | - | 4.43 | 94,889 |
| European Geography By Letter - V | 0 | - | 4.43 | 94,169 |
| European Geography By Letter - T | 0 | - | 4.41 | 83,786 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 101,564 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,529 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 66,141 |
| Asian Geography By Letter - M | 0 | - | 4.48 | 61,716 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 58,277 |
| Asian Geography by Letter - T | 0 | - | 4.52 | 57,717 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 43,383 |
| Asian Geography By Letter - O | 0 | - | 4.66 | 32,387 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.46 | 44,585 |
| 20th Century A-Z | 0 | - | 4.50 | 54,039 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,977 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,623 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 324,557 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.89 | 60,665 |
| Countries that Start with A | 0 | - | 4.98 | 2,178,574 |
| Countries that Start with B | 0 | - | 4.95 | 2,309,211 |
| Countries that Start with C | 0 | - | 4.96 | 1,833,557 |
| Countries that Start with D | 0 | - | 4.96 | 717,893 |
| Countries that Start with E | 0 | - | 4.95 | 1,386,798 |
| Countries that Start with G | 0 | - | 4.97 | 1,513,363 |
| Countries that Start with H | 0 | - | 4.96 | 610,612 |
| Countries that Start with I | 0 | - | 4.92 | 1,295,937 |
| Countries that Start with J | 0 | - | 4.98 | 607,993 |
| Countries that Start with K | 0 | - | 4.97 | 821,826 |
| Countries that Start with L | 0 | - | 4.98 | 1,098,178 |
| Countries that Start with N | 0 | - | 4.93 | 1,125,269 |
| Countries that Start with P | 0 | - | 4.94 | 1,223,413 |
| Countries that Start with S | 0 | - | 4.98 | 1,764,986 |
| Countries that Start with T | 0 | - | 4.90 | 1,015,975 |
| Countries that Start with U | 0 | - | 4.97 | 909,293 |
| Countries that Start with V | 0 | - | 4.98 | 612,605 |
| Countries that Start with F | 0 | - | 4.83 | 622,078 |
| Countries that Start with M | 0 | - | 4.97 | 1,389,706 |
| 19th Century A-Z | 0 | - | 4.77 | 47,510 |
| 18th Century A-Z | 0 | - | 4.54 | 43,359 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 44,157 |
| 17th Century A-Z | 0 | - | 4.78 | 34,785 |
| South America A-Z | 0 | - | 4.15 | 10,956 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 61,083 |
| African Great Lakes | 0 | - | 4.82 | 67,126 |
| U.S. Geography by Letter - B | 0 | - | 4.54 | 70,150 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 58,569 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,787 |
| European Geography By Letter - E | 0 | - | 4.23 | 115,397 |
| European Geography By Letter - F | 0 | - | 4.15 | 94,650 |
| European Geography By Letter - H | 0 | - | 4.30 | 97,347 |
| European Geography By Letter - G | 0 | - | 4.27 | 104,118 |
| European Geography By Letter - I | 0 | - | 4.07 | 96,697 |
| European Geography By Letter - K | 0 | - | 4.15 | 71,340 |
| European Geography By Letter - O | 0 | - | 4.29 | 63,724 |
| European Geography by Letter - W | 0 | - | 4.21 | 83,689 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 533,058 |
| European Geography By Letter - S #2 | 0 | - | 4.20 | 51,993 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,278 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 52,224 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 51,458 |
| Asian Geography by Letter - I | 0 | - | 4.37 | 68,108 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 65,076 |
| Asian Geography by Letter - N | 0 | - | 4.34 | 50,496 |
| Asian Geography By Letter - J | 0 | - | 4.27 | 34,991 |
| Word Chain - Africa | 0 | - | 4.47 | 31,737 |
| The Bible A-Z | 0 | - | 4.29 | 60,024 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,979 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,777 |
| One Country By Letter By Continent | 0 | - | 5.00 | 126,004 |
| One Capital by Letter by Continent | 0 | - | 4.99 | 17,671 |
| American Football A-Z | 0 | - | 4.26 | 14,567 |
| MLB Baseball A-Z #2 | 0 | - | 4.11 | 17,168 |
| 16th Century A-Z | 0 | - | 4.59 | 25,046 |
| 15th Century A-Z | 0 | - | 4.50 | 24,035 |
| 14th Century A-Z | 0 | - | 4.41 | 24,528 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 74,688 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 63,744 |
| U.S. Geography by Letter - D | 0 | - | 4.09 | 57,702 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 50,462 |
| U.S. Geography by Letter - P | 0 | - | 4.40 | 54,615 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 53,779 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 41,727 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 39,870 |
| U.S. Geography by Letter - R | 0 | - | 4.22 | 37,072 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 40,807 |
| Russian History A-Z | 0 | - | 4.35 | 32,304 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,261 |
| London A-Z | 0 | - | 4.10 | 40,909 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 281,031 |
| Asian Geography By Letter - R | 0 | - | 4.35 | 28,316 |
| African Physical Geography | 0 | - | 4.51 | 31,837 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 61,002 |
| Military History A-Z | 0 | - | 4.20 | 21,274 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,327,647 |
| Countries Bordering "U" Countries | 0 | - | 4.83 | 24,963 |
| Human Body A-Z | 0 | - | 4.51 | 130,144 |
| Diseases and Medical Conditions A-Z | 0 | - | 4.70 | 58,305 |
| Australian Capitals | 0 | - | 4.92 | 62,861 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,601 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,866 |
| Official European Union Languages | 0 | - | 4.97 | 240,373 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,822 |
| Europe Map Quiz | 0 | - | 5.00 | 4,793,406 |
| Famous Germans | 0 | - | 4.50 | 55,870 |
| Famous Italians by Clue | 0 | - | 4.45 | 90,537 |
| Turkey A-Z | 0 | - | 4.04 | 11,943 |
| Famous People from Africa | 0 | - | 4.45 | 11,015 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 33,112 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,510 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 158,783 |
| Countries that Start with R | 0 | - | 4.44 | 450,867 |
| Oceania Map Quiz | 0 | - | 4.98 | 660,393 |
| U.S. Geography by Letter - N | 0 | - | 3.80 | 53,198 |
| U.S. Geography by Letter - E | 0 | - | 3.75 | 49,236 |
| U.S. Geography by Letter - F | 0 | - | 3.85 | 45,519 |
| U.S. Geography by Letter - O | 0 | - | 3.52 | 41,981 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,404 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,453,445 |
| Asia Map Quiz | 0 | - | 4.99 | 926,761 |
| A Quiz About Islam | 0 | - | 4.32 | 48,663 |
| Countries That Don't Recognize Israel | 0 | - | 4.68 | 35,236 |
| Africa Map Quiz | 0 | - | 5.00 | 2,130,793 |
| Official Languages of South Africa | 0 | - | 4.57 | 26,261 |
| Geography of South Africa | 0 | - | 4.54 | 17,388 |
| History of South Africa | 0 | - | 4.60 | 17,777 |
| Basketball A-Z | 0 | - | 3.87 | 22,765 |
| MLB Baseball A-Z #1 | 0 | - | 4.00 | 23,216 |
| Mountains A-Z | 0 | - | 3.78 | 11,022 |
| Animals A-Z #1 | 0 | - | 4.40 | 93,980 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,560 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,600 |
| Australia Map Quiz | 0 | - | 4.95 | 346,505 |
| U.S. Federal Holidays | 0 | - | 4.33 | 99,650 |
| United States Map Quiz | 0 | - | 4.98 | 4,173,570 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 750,335 |
| California Cities A-Z | 0 | - | 4.07 | 17,485 |
| Hawaii A-Z | 0 | - | 4.28 | 13,495 |
| Texas A-Z | 0 | - | 4.19 | 16,446 |
| Pennsylvania A-Z | 0 | - | 4.11 | 7,597 |
| U.S. History A-Z #1 | 0 | - | 4.36 | 30,581 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,346 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,989 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,237 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,601 |
| Europe Geography Decoder | 0 | - | 4.87 | 70,383 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,492 |
| The Only European Country ... | 0 | - | 4.91 | 219,589 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,833 |
| Famous French People | 0 | - | 4.05 | 36,159 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,106 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 100,177 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,388,048 |
| Japanese Companies | 0 | - | 4.29 | 34,396 |
| Countries of Africa | 0 | - | 5.00 | 2,564,739 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,255 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,828 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,815 |
| Provinces of South Africa | 0 | - | 4.74 | 22,042 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 291,953 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 277,905 |
| Countries with NO Military | 0 | - | 4.97 | 63,616 |
| Top Arms Exporting Countries | 0 | - | 4.97 | 105,920 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 150,029 |
| Monarchies of the World | 0 | - | 4.94 | 170,560 |
