| Africa A-Z | 0 | - | 4.57 | 46,768 |
| Southernmost Countries A-Z | 0 | - | 4.95 | 154,115 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 196,688 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 170,920 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 193,969 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 301,990 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 73,495 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,368 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 42,993 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,885 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 67,015 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,837 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 238,647 |
| Middle East A-Z | 0 | - | 4.47 | 46,238 |
| Richest Countries A-Z | 0 | - | 4.91 | 104,037 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,609 |
| Canada A-Z | 0 | - | 4.73 | 32,968 |
| United Kingdom A-Z | 0 | - | 4.51 | 88,367 |
| African Geography A-Z | 0 | - | 4.33 | 21,533 |
| European Geography A-Z | 0 | - | 4.29 | 49,483 |
| African East Coast | 0 | - | 4.96 | 96,766 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 77,403 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 60,308 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 88,024 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,853 |
| France A-Z | 0 | - | 4.16 | 38,335 |
| Switzerland A-Z | 0 | - | 4.45 | 25,768 |
| Top African Languages on a Map | 0 | - | 4.94 | 75,255 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,629 |
| European Geography By Letter - A | 0 | - | 4.52 | 148,154 |
| European Geography By Letter - B #1 | 0 | - | 4.62 | 121,536 |
| European Geography By Letter - C | 0 | - | 4.43 | 123,940 |
| European Geography By Letter - D | 0 | - | 4.48 | 117,077 |
| European Geography By Letter - L | 0 | - | 4.52 | 115,056 |
| European Geography By Letter - M | 0 | - | 4.69 | 132,508 |
| European Geography By Letter - N | 0 | - | 4.44 | 102,119 |
| European Geography By Letter - R | 0 | - | 4.43 | 94,601 |
| European Geography By Letter - V | 0 | - | 4.43 | 94,045 |
| European Geography By Letter - T | 0 | - | 4.41 | 83,589 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 101,434 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,465 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 66,077 |
| Asian Geography By Letter - M | 0 | - | 4.48 | 61,665 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 58,207 |
| Asian Geography by Letter - T | 0 | - | 4.52 | 57,661 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 43,317 |
| Asian Geography By Letter - O | 0 | - | 4.66 | 32,309 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.46 | 44,553 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,820 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,574 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 324,193 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.89 | 59,938 |
| Countries that Start with A | 0 | - | 4.98 | 2,175,634 |
| Countries that Start with B | 0 | - | 4.95 | 2,306,357 |
| Countries that Start with C | 0 | - | 4.96 | 1,831,376 |
| Countries that Start with D | 0 | - | 4.96 | 716,359 |
| Countries that Start with E | 0 | - | 4.95 | 1,385,015 |
| Countries that Start with G | 0 | - | 4.97 | 1,511,447 |
| Countries that Start with H | 0 | - | 4.96 | 609,534 |
| Countries that Start with I | 0 | - | 4.92 | 1,294,521 |
| Countries that Start with J | 0 | - | 4.98 | 606,928 |
| Countries that Start with K | 0 | - | 4.97 | 820,721 |
| Countries that Start with L | 0 | - | 4.98 | 1,096,760 |
| Countries that Start with N | 0 | - | 4.93 | 1,123,806 |
| Countries that Start with P | 0 | - | 4.94 | 1,221,972 |
| Countries that Start with S | 0 | - | 4.98 | 1,763,087 |
| Countries that Start with T | 0 | - | 4.90 | 1,014,881 |
| Countries that Start with U | 0 | - | 4.97 | 908,449 |
| Countries that Start with V | 0 | - | 4.98 | 611,982 |
| Countries that Start with F | 0 | - | 4.83 | 621,266 |
| Countries that Start with M | 0 | - | 4.97 | 1,388,192 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 44,107 |
| South America A-Z | 0 | - | 4.15 | 10,948 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 61,014 |
| African Great Lakes | 0 | - | 4.82 | 66,960 |
| U.S. Geography by Letter - B | 0 | - | 4.54 | 69,939 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 55,776 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,741 |
| European Geography By Letter - E | 0 | - | 4.23 | 115,202 |
| European Geography By Letter - F | 0 | - | 4.15 | 94,482 |
| European Geography By Letter - H | 0 | - | 4.30 | 97,194 |
| European Geography By Letter - G | 0 | - | 4.27 | 103,963 |
| European Geography By Letter - I | 0 | - | 4.07 | 96,566 |
| European Geography By Letter - K | 0 | - | 4.15 | 71,204 |
| European Geography By Letter - O | 0 | - | 4.29 | 63,577 |
| European Geography by Letter - W | 0 | - | 4.21 | 83,584 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 532,501 |
| European Geography By Letter - S #2 | 0 | - | 4.20 | 51,893 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,246 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 52,178 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 51,413 |
| Asian Geography by Letter - I | 0 | - | 4.37 | 68,068 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 65,011 |
| Asian Geography by Letter - N | 0 | - | 4.34 | 50,455 |
| Asian Geography By Letter - J | 0 | - | 4.27 | 34,943 |
| Word Chain - Africa | 0 | - | 4.47 | 31,716 |
| The Bible A-Z | 0 | - | 4.29 | 59,981 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,946 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,707 |
| 17th Century A-Z | 0 | - | 4.78 | 34,759 |
| One Country By Letter By Continent | 0 | - | 5.00 | 125,605 |
| American Football A-Z | 0 | - | 4.26 | 14,556 |
| MLB Baseball A-Z #2 | 0 | - | 4.11 | 17,153 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 74,523 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 63,557 |
| U.S. Geography by Letter - D | 0 | - | 4.09 | 57,521 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 50,260 |
| U.S. Geography by Letter - P | 0 | - | 4.38 | 54,442 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 53,642 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 41,552 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 39,716 |
| U.S. Geography by Letter - R | 0 | - | 4.22 | 36,898 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 40,638 |
| Russian History A-Z | 0 | - | 4.35 | 32,219 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,238 |
| London A-Z | 0 | - | 4.10 | 40,877 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 280,676 |
| Asian Geography By Letter - R | 0 | - | 4.35 | 28,257 |
| African Physical Geography | 0 | - | 4.51 | 31,815 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,955 |
| Military History A-Z | 0 | - | 4.20 | 21,245 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,325,656 |
| Countries Bordering "U" Countries | 0 | - | 4.83 | 24,874 |
| Human Body A-Z | 0 | - | 4.51 | 129,830 |
| Diseases and Medical Conditions A-Z | 0 | - | 4.70 | 58,235 |
| Australian Capitals | 0 | - | 4.92 | 62,830 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,524 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,725 |
| Official European Union Languages | 0 | - | 4.97 | 239,789 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,641 |
| Europe Map Quiz | 0 | - | 5.00 | 4,788,080 |
| Famous Germans | 0 | - | 4.50 | 55,788 |
| Famous Italians by Clue | 0 | - | 4.45 | 90,376 |
| Turkey A-Z | 0 | - | 4.04 | 11,929 |
| Famous People from Africa | 0 | - | 4.45 | 11,007 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 33,092 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,487 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 158,512 |
| Countries that Start with R | 0 | - | 4.43 | 450,263 |
| Official Languages of South Africa | 0 | - | 4.57 | 26,241 |
| Geography of South Africa | 0 | - | 4.54 | 17,324 |
| History of South Africa | 0 | - | 4.60 | 17,764 |
| Oceania Map Quiz | 0 | - | 4.98 | 659,355 |
| U.S. Geography by Letter - N | 0 | - | 3.80 | 53,089 |
| U.S. Geography by Letter - E | 0 | - | 3.75 | 49,106 |
| U.S. Geography by Letter - F | 0 | - | 3.84 | 45,371 |
| U.S. Geography by Letter - O | 0 | - | 3.52 | 41,837 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,860 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,452,486 |
| Asia Map Quiz | 0 | - | 4.99 | 925,168 |
| A Quiz About Islam | 0 | - | 4.32 | 48,616 |
| Countries That Don't Recognize Israel | 0 | - | 4.68 | 35,179 |
| Africa Map Quiz | 0 | - | 5.00 | 2,128,659 |
| Basketball A-Z | 0 | - | 3.87 | 22,753 |
| MLB Baseball A-Z #1 | 0 | - | 4.00 | 23,203 |
| Mountains A-Z | 0 | - | 3.78 | 11,010 |
| Animals A-Z #1 | 0 | - | 4.40 | 93,915 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,529 |
| Provinces of South Africa | 0 | - | 4.74 | 21,966 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,463 |
| Australia Map Quiz | 0 | - | 4.95 | 346,165 |
| U.S. Federal Holidays | 0 | - | 4.33 | 99,627 |
| United States Map Quiz | 0 | - | 4.98 | 4,171,260 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 749,769 |
| California Cities A-Z | 0 | - | 4.06 | 17,441 |
| Hawaii A-Z | 0 | - | 4.28 | 13,487 |
| Texas A-Z | 0 | - | 4.19 | 16,437 |
| Pennsylvania A-Z | 0 | - | 4.11 | 7,588 |
| U.S. History A-Z #1 | 0 | - | 4.36 | 30,522 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,933 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,916 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,788 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,232 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,314 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,101 |
| The Only European Country ... | 0 | - | 4.91 | 218,995 |
| European Countries NOT in NATO | 0 | - | 4.90 | 62,502 |
| Famous French People | 0 | - | 4.07 | 36,103 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,055 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,942 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,387,275 |
| Japanese Companies | 0 | - | 4.29 | 34,362 |
| Countries of Africa | 0 | - | 5.00 | 2,559,675 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,858 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,815 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,629 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 291,382 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 276,970 |
| Countries with NO Military | 0 | - | 4.97 | 63,405 |
| Top Arms Exporting Countries | 0 | - | 4.97 | 105,183 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,765 |
| Monarchies of the World | 0 | - | 4.94 | 170,204 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.92 | 113,810 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 113,091 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 115,215 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 75,589 |
| Disney Animated Characters | 0 | - | 4.88 | 602,899 |
| Countries by Number of Books Published | 0 | - | 4.95 | 73,094 |
| Fast Math - Addition | 0 | - | 4.87 | 524,954 |
| NATO Countries | 0 | - | 4.98 | 283,429 |
