| Africa A-Z | 0 | - | 4.57 | 46,357 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 152,688 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 193,862 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,349 |
| Biggest Countries by Area A-Z | 0 | - | 4.95 | 190,672 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,320 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,107 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,443 |
| Asian Cities A-Z by Clue | 0 | - | 4.53 | 33,959 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,296 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 65,973 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,076 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 234,718 |
| Middle East A-Z | 0 | - | 4.47 | 45,770 |
| Richest Countries A-Z | 0 | - | 4.92 | 101,783 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 124,871 |
| African Geography A-Z | 0 | - | 4.33 | 21,414 |
| Canada A-Z | 0 | - | 4.73 | 32,639 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,195 |
| African East Coast | 0 | - | 4.96 | 94,997 |
| European Geography A-Z | 0 | - | 4.28 | 48,981 |
| World Cities A-Z by Clue #1 | 0 | - | 4.54 | 65,611 |
| World Cities A-Z by Clue #2 | 0 | - | 4.44 | 57,137 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,351 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,569 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,820 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,096 |
| France A-Z | 0 | - | 4.16 | 38,048 |
| Switzerland A-Z | 0 | - | 4.45 | 25,498 |
| European Geography By Letter - A | 0 | - | 4.56 | 132,348 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 110,852 |
| European Geography By Letter - C | 0 | - | 4.46 | 111,781 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,657 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,182 |
| European Geography By Letter - M | 0 | - | 4.61 | 128,827 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,637 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,600 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,003 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,271 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,569 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,815 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,377 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,147 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,552 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 57,055 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,695 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,138 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 48,990 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 319,258 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,269 |
| Countries that Start with A | 0 | - | 4.97 | 2,145,897 |
| Countries that Start with B | 0 | - | 4.95 | 2,279,076 |
| Countries that Start with C | 0 | - | 4.96 | 1,809,684 |
| Countries that Start with D | 0 | - | 4.96 | 701,100 |
| Countries that Start with E | 0 | - | 4.95 | 1,366,984 |
| Countries that Start with G | 0 | - | 4.97 | 1,492,213 |
| Countries that Start with H | 0 | - | 4.96 | 597,575 |
| Countries that Start with I | 0 | - | 4.92 | 1,279,853 |
| Countries that Start with J | 0 | - | 4.98 | 595,646 |
| Countries that Start with K | 0 | - | 4.96 | 809,064 |
| Countries that Start with L | 0 | - | 4.98 | 1,082,479 |
| Countries that Start with N | 0 | - | 4.93 | 1,109,339 |
| Countries that Start with P | 0 | - | 4.94 | 1,208,180 |
| Countries that Start with S | 0 | - | 4.98 | 1,743,987 |
| Countries that Start with T | 0 | - | 4.90 | 1,003,913 |
| Countries that Start with U | 0 | - | 4.97 | 899,696 |
| Countries that Start with V | 0 | - | 4.98 | 604,866 |
| Countries that Start with F | 0 | - | 4.83 | 611,889 |
| Countries that Start with M | 0 | - | 4.97 | 1,372,875 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,519 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,132 |
| African Great Lakes | 0 | - | 4.82 | 65,097 |
| South America A-Z | 0 | - | 4.13 | 10,836 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,523 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,070 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,437 |
| European Geography By Letter - E | 0 | - | 4.23 | 112,167 |
| European Geography By Letter - F | 0 | - | 4.17 | 91,411 |
| European Geography By Letter - H | 0 | - | 4.30 | 94,857 |
| European Geography By Letter - G | 0 | - | 4.25 | 101,232 |
| European Geography By Letter - I | 0 | - | 4.10 | 94,450 |
| European Geography By Letter - K | 0 | - | 4.14 | 69,126 |
| European Geography By Letter - O | 0 | - | 4.28 | 61,897 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,277 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,214 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 50,487 |
| Asian Geography By Letter - S | 0 | - | 4.18 | 55,908 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,677 |
| Asian Geography by Letter - G | 0 | - | 4.35 | 50,979 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 67,498 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,486 |
| Asian Geography by Letter - N | 0 | - | 4.33 | 49,993 |
| Asian Geography By Letter - J | 0 | - | 4.25 | 34,479 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,426 |
| The Bible A-Z | 0 | - | 4.29 | 59,230 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,644 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,165 |
| 17th Century A-Z | 0 | - | 4.78 | 34,159 |
| One Country By Letter By Continent | 0 | - | 5.00 | 121,556 |
| American Football A-Z | 0 | - | 4.26 | 14,472 |
| MLB Baseball A-Z #2 | 0 | - | 4.11 | 16,989 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,442 |
| U.S. Geography by Letter - C | 0 | - | 4.26 | 73,332 |
| U.S. Geography by Letter - A | 0 | - | 4.38 | 62,302 |
| U.S. Geography by Letter - D | 0 | - | 4.08 | 56,299 |
| U.S. Geography by Letter - T | 0 | - | 4.27 | 48,984 |
| U.S. Geography by Letter - P | 0 | - | 4.34 | 47,373 |
| U.S. Geography by Letter - M | 0 | - | 4.13 | 52,584 |
| U.S. Geography by Letter - L | 0 | - | 4.03 | 40,342 |
| U.S. Geography by Letter - G | 0 | - | 4.12 | 38,590 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 39,317 |
| Ancient Greece A-Z | 0 | - | 4.60 | 22,979 |
| London A-Z | 0 | - | 4.10 | 40,631 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,047 |
| Asian Geography By Letter - R | 0 | - | 4.34 | 27,564 |
| Military History A-Z | 0 | - | 4.20 | 21,034 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,304,284 |
| Countries Bordering "U" Countries | 0 | - | 4.81 | 24,049 |
| Human Body A-Z | 0 | - | 4.51 | 128,301 |
| Animals A-Z #1 | 0 | - | 4.41 | 92,786 |
| Diseases and Medical Conditions A-Z | 0 | - | 4.60 | 47,470 |
| Famous People from Africa | 0 | - | 4.45 | 10,855 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,796 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,198 |
| Word Chain - Africa | 0 | - | 4.47 | 31,435 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.67 | 37,774 |
| Australian Capitals | 0 | - | 4.92 | 62,589 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 51,714 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,558 |
| Official European Union Languages | 0 | - | 4.97 | 236,457 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,655 |
| Europe Map Quiz | 0 | - | 5.00 | 4,729,705 |
| Famous Germans | 0 | - | 4.50 | 54,595 |
| Famous Italians by Clue | 0 | - | 4.45 | 88,303 |
| Turkey A-Z | 0 | - | 4.04 | 11,719 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 155,735 |
| Countries that Start with R | 0 | - | 4.43 | 443,409 |
| Africa Map Quiz | 0 | - | 5.00 | 2,103,658 |
| African Physical Geography | 0 | - | 4.51 | 31,564 |
| Official Languages of South Africa | 0 | - | 4.56 | 26,043 |
| Geography of South Africa | 0 | - | 4.54 | 17,134 |
| History of South Africa | 0 | - | 4.60 | 17,599 |
| Oceania Map Quiz | 0 | - | 4.98 | 634,971 |
| U.S. Geography by Letter - N | 0 | - | 3.79 | 52,142 |
| U.S. Geography by Letter - E | 0 | - | 3.73 | 48,184 |
| U.S. Geography by Letter - F | 0 | - | 3.86 | 44,439 |
| U.S. Geography by Letter - O | 0 | - | 3.43 | 33,789 |
| U.S. Geography by Letter - R | 0 | - | 4.15 | 30,257 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,043 |
| Russian History A-Z | 0 | - | 4.38 | 30,699 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,439,306 |
| Asia Map Quiz | 0 | - | 4.99 | 906,601 |
| A Quiz About Islam | 0 | - | 4.31 | 48,191 |
| Countries That Don't Recognize Israel | 0 | - | 4.63 | 34,419 |
| Basketball A-Z | 0 | - | 3.87 | 22,635 |
| MLB Baseball A-Z #1 | 0 | - | 4.00 | 23,009 |
| Mountains A-Z | 0 | - | 3.82 | 10,864 |
| Animals A-Z #2 | 0 | - | 4.11 | 66,034 |
| Countries of Africa | 0 | - | 5.00 | 2,506,359 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,778 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,687 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,886 |
| Provinces of South Africa | 0 | - | 4.74 | 21,358 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,759 |
| Australia Map Quiz | 0 | - | 4.94 | 342,372 |
| U.S. Federal Holidays | 0 | - | 4.33 | 99,085 |
| United States Map Quiz | 0 | - | 4.98 | 4,140,922 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 743,006 |
| California Cities A-Z | 0 | - | 4.06 | 16,987 |
| Texas A-Z | 0 | - | 4.18 | 16,304 |
| U.S. History A-Z #1 | 0 | - | 4.39 | 29,288 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,015 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,176 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,875 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,209 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,520 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,451 |
| The Only European Country ... | 0 | - | 4.91 | 213,686 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,444 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,548 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,409 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,553 |
| Japanese Companies | 0 | - | 4.28 | 34,071 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 284,763 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 268,051 |
| Countries with NO Military | 0 | - | 4.97 | 61,134 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 85,047 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 146,685 |
| Monarchies of the World | 0 | - | 4.94 | 166,512 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 111,479 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 110,875 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 113,408 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 74,645 |
| Disney Animated Characters | 0 | - | 4.88 | 598,959 |
| Countries by Number of Books Published | 0 | - | 4.95 | 71,880 |
| Fast Math - Addition | 0 | - | 4.87 | 519,691 |
| NATO Countries | 0 | - | 4.98 | 275,496 |
| EU Countries Quiz | 0 | - | 4.99 | 269,731 |
| Top Five Countries by Religion | 0 | - | 4.93 | 168,956 |
| 7 Deadly Sins | 0 | - | 4.88 | 394,653 |
