| Africa A-Z | 0 | - | 4.57 | 46,520 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 153,078 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 194,594 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,748 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 191,475 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 300,032 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,507 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,542 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 35,253 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,660 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,200 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,314 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 235,942 |
| Middle East A-Z | 0 | - | 4.47 | 45,935 |
| Richest Countries A-Z | 0 | - | 4.92 | 102,506 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,086 |
| African Geography A-Z | 0 | - | 4.33 | 21,451 |
| Canada A-Z | 0 | - | 4.73 | 32,739 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,472 |
| African East Coast | 0 | - | 4.96 | 95,620 |
| European Geography A-Z | 0 | - | 4.29 | 49,137 |
| World Cities A-Z by Clue #1 | 0 | - | 4.50 | 67,576 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,348 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,763 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,150 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,358 |
| France A-Z | 0 | - | 4.16 | 38,124 |
| Switzerland A-Z | 0 | - | 4.45 | 25,590 |
| European Geography By Letter - A | 0 | - | 4.61 | 132,737 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 111,166 |
| European Geography By Letter - C | 0 | - | 4.46 | 112,138 |
| European Geography By Letter - D | 0 | - | 4.50 | 107,026 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,486 |
| European Geography By Letter - M | 0 | - | 4.64 | 129,389 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,063 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,837 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,468 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,657 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,826 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,974 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,533 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,275 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,739 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 57,207 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,860 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,638 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,262 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,223 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 320,946 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,945 |
| Countries that Start with A | 0 | - | 4.98 | 2,155,521 |
| Countries that Start with B | 0 | - | 4.95 | 2,287,639 |
| Countries that Start with C | 0 | - | 4.96 | 1,816,564 |
| Countries that Start with D | 0 | - | 4.96 | 705,803 |
| Countries that Start with E | 0 | - | 4.95 | 1,372,663 |
| Countries that Start with G | 0 | - | 4.97 | 1,498,184 |
| Countries that Start with H | 0 | - | 4.96 | 601,493 |
| Countries that Start with I | 0 | - | 4.92 | 1,284,386 |
| Countries that Start with J | 0 | - | 4.98 | 599,465 |
| Countries that Start with K | 0 | - | 4.97 | 812,624 |
| Countries that Start with L | 0 | - | 4.98 | 1,086,882 |
| Countries that Start with N | 0 | - | 4.93 | 1,113,889 |
| Countries that Start with P | 0 | - | 4.94 | 1,212,670 |
| Countries that Start with S | 0 | - | 4.98 | 1,750,041 |
| Countries that Start with T | 0 | - | 4.90 | 1,007,219 |
| Countries that Start with U | 0 | - | 4.97 | 902,373 |
| Countries that Start with V | 0 | - | 4.98 | 607,522 |
| Countries that Start with F | 0 | - | 4.83 | 615,091 |
| Countries that Start with M | 0 | - | 4.97 | 1,377,761 |
| World Cities A-Z by Clue #2 | 0 | - | 4.40 | 58,692 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,709 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,434 |
| African Great Lakes | 0 | - | 4.82 | 65,795 |
| South America A-Z | 0 | - | 4.13 | 10,876 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,010 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,491 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,522 |
| European Geography By Letter - E | 0 | - | 4.23 | 112,469 |
| European Geography By Letter - F | 0 | - | 4.17 | 91,885 |
| European Geography By Letter - H | 0 | - | 4.30 | 95,143 |
| European Geography By Letter - G | 0 | - | 4.27 | 101,761 |
| European Geography By Letter - I | 0 | - | 4.10 | 94,702 |
| European Geography By Letter - K | 0 | - | 4.14 | 69,389 |
| European Geography By Letter - O | 0 | - | 4.28 | 62,108 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,452 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 528,074 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 50,674 |
| Asian Geography By Letter - S | 0 | - | 4.16 | 56,001 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,818 |
| Asian Geography by Letter - G | 0 | - | 4.35 | 51,107 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 67,650 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,613 |
| Asian Geography by Letter - N | 0 | - | 4.33 | 50,131 |
| Asian Geography By Letter - J | 0 | - | 4.25 | 34,605 |
| The Bible A-Z | 0 | - | 4.29 | 59,628 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,722 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,361 |
| 17th Century A-Z | 0 | - | 4.78 | 34,263 |
| One Country By Letter By Continent | 0 | - | 5.00 | 122,899 |
| American Football A-Z | 0 | - | 4.26 | 14,496 |
| MLB Baseball A-Z #2 | 0 | - | 4.11 | 17,062 |
| African Physical Geography | 0 | - | 4.51 | 31,632 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,618 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 73,768 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 62,739 |
| U.S. Geography by Letter - D | 0 | - | 4.08 | 56,738 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 49,409 |
| U.S. Geography by Letter - P | 0 | - | 4.36 | 47,855 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 52,971 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 40,833 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 38,969 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 39,783 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,094 |
| London A-Z | 0 | - | 4.10 | 40,717 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,349 |
| Asian Geography By Letter - R | 0 | - | 4.34 | 27,763 |
| Military History A-Z | 0 | - | 4.20 | 21,110 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,311,530 |
| Countries Bordering "U" Countries | 0 | - | 4.82 | 24,320 |
| Human Body A-Z | 0 | - | 4.51 | 128,932 |
| Animals A-Z #1 | 0 | - | 4.41 | 93,076 |
| Diseases and Medical Conditions A-Z | 0 | - | 4.68 | 57,405 |
| Famous People from Africa | 0 | - | 4.45 | 10,929 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,912 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,319 |
| Word Chain - Africa | 0 | - | 4.47 | 31,559 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.70 | 38,637 |
| Australian Capitals | 0 | - | 4.92 | 62,672 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 51,995 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,896 |
| Official European Union Languages | 0 | - | 4.97 | 237,814 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,415 |
| Europe Map Quiz | 0 | - | 5.00 | 4,748,941 |
| Famous Germans | 0 | - | 4.50 | 54,882 |
| Famous Italians by Clue | 0 | - | 4.45 | 88,965 |
| Turkey A-Z | 0 | - | 4.04 | 11,802 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 156,545 |
| Countries that Start with R | 0 | - | 4.43 | 445,773 |
| Africa Map Quiz | 0 | - | 5.00 | 2,111,897 |
| Official Languages of South Africa | 0 | - | 4.56 | 26,124 |
| Geography of South Africa | 0 | - | 4.54 | 17,203 |
| History of South Africa | 0 | - | 4.60 | 17,646 |
| Oceania Map Quiz | 0 | - | 4.98 | 639,163 |
| U.S. Geography by Letter - N | 0 | - | 3.80 | 52,518 |
| U.S. Geography by Letter - E | 0 | - | 3.75 | 48,513 |
| U.S. Geography by Letter - F | 0 | - | 3.87 | 44,772 |
| U.S. Geography by Letter - O | 0 | - | 3.52 | 41,226 |
| U.S. Geography by Letter - R | 0 | - | 4.18 | 30,640 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,830 |
| Russian History A-Z | 0 | - | 4.38 | 31,467 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,444,723 |
| Asia Map Quiz | 0 | - | 4.99 | 911,918 |
| A Quiz About Islam | 0 | - | 4.31 | 48,352 |
| Countries That Don't Recognize Israel | 0 | - | 4.63 | 34,687 |
| Basketball A-Z | 0 | - | 3.87 | 22,668 |
| MLB Baseball A-Z #1 | 0 | - | 4.00 | 23,079 |
| Mountains A-Z | 0 | - | 3.78 | 10,919 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,194 |
| Countries of Africa | 0 | - | 5.00 | 2,524,143 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,375 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,730 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,447 |
| Provinces of South Africa | 0 | - | 4.74 | 21,573 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,275 |
| Australia Map Quiz | 0 | - | 4.94 | 343,455 |
| U.S. Federal Holidays | 0 | - | 4.33 | 99,388 |
| United States Map Quiz | 0 | - | 4.98 | 4,149,810 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 745,542 |
| California Cities A-Z | 0 | - | 4.06 | 17,140 |
| Texas A-Z | 0 | - | 4.18 | 16,344 |
| Pennsylvania A-Z | 0 | - | 4.11 | 7,534 |
| U.S. History A-Z #1 | 0 | - | 4.36 | 29,842 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,312 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,507 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,146 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,464 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,789 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,480 |
| The Only European Country ... | 0 | - | 4.91 | 215,432 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,476 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,693 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 98,326 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,379,731 |
| Japanese Companies | 0 | - | 4.28 | 34,167 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 286,726 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 270,863 |
| Countries with NO Military | 0 | - | 4.97 | 61,735 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 89,929 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,632 |
| Monarchies of the World | 0 | - | 4.94 | 167,587 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 112,179 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 111,398 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 113,918 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 74,900 |
| Disney Animated Characters | 0 | - | 4.88 | 600,535 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,263 |
| Fast Math - Addition | 0 | - | 4.87 | 521,631 |
| NATO Countries | 0 | - | 4.98 | 278,498 |
| EU Countries Quiz | 0 | - | 4.99 | 272,058 |
| Top Five Countries by Religion | 0 | - | 4.93 | 170,274 |
