| Regions of New Zealand | 0 | - | 4.85 | 28,422 |
| Australian Capitals | 0 | - | 4.92 | 62,671 |
| Australia True or False | 0 | - | 4.87 | 56,704 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,150 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,943 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,658 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,200 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,182 |
| Australia Country Quiz | 0 | - | 4.43 | 69,465 |
| Famous Australians by Description | 0 | - | 4.23 | 27,811 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,521 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 528,067 |
| Africa A-Z | 0 | - | 4.57 | 46,518 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,542 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 35,252 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,342 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 47,896 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 51,992 |
| European Geography By Letter - A | 0 | - | 4.61 | 132,736 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 111,165 |
| 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 | 112,484 |
| European Geography By Letter - M | 0 | - | 4.64 | 129,388 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,060 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,836 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,467 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,655 |
| Europe Map Quiz | 0 | - | 5.00 | 4,748,845 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,824 |
| Famous Germans | 0 | - | 4.50 | 54,880 |
| Famous Italians by Clue | 0 | - | 4.45 | 88,965 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,973 |
| 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 | 57,738 |
| 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 |
| Middle East A-Z | 0 | - | 4.47 | 45,935 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,311,477 |
| Africa Map Quiz | 0 | - | 5.00 | 2,111,867 |
| Oceania Map Quiz | 0 | - | 4.98 | 639,152 |
| Word Chain - Australia | 0 | - | 4.37 | 38,086 |
| Canada A-Z | 0 | - | 4.73 | 32,738 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,893 |
| Official European Union Languages | 0 | - | 4.97 | 237,807 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,414 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,816 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,472 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,444,708 |
| Asia Map Quiz | 0 | - | 4.99 | 911,903 |
| A Quiz About Islam | 0 | - | 4.31 | 48,352 |
| Countries That Don't Recognize Israel | 0 | - | 4.63 | 34,686 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 156,541 |
| Countries of Africa | 0 | - | 5.00 | 2,524,044 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,367 |
| African East Coast | 0 | - | 4.96 | 95,618 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,444 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,021 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,273 |
| Australia Map Quiz | 0 | - | 4.94 | 343,445 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,010 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,491 |
| U.S. Federal Holidays | 0 | - | 4.33 | 99,388 |
| United States Map Quiz | 0 | - | 4.98 | 4,149,771 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 745,530 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,310 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,505 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,139 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,458 |
| 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 | 95,141 |
| European Geography By Letter - G | 0 | - | 4.27 | 101,760 |
| European Geography By Letter - I | 0 | - | 4.10 | 94,701 |
| European Geography By Letter - K | 0 | - | 4.14 | 69,388 |
| European Geography By Letter - O | 0 | - | 4.28 | 62,105 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,451 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,787 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 50,672 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,474 |
| European Geography A-Z | 0 | - | 4.29 | 49,134 |
| The Only European Country ... | 0 | - | 4.91 | 215,426 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,474 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,693 |
| 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 | 51,106 |
| 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 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 98,318 |
| Asian Geography By Letter - J | 0 | - | 4.25 | 34,605 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,379,724 |
| Japanese Companies | 0 | - | 4.28 | 34,167 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 286,713 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 270,848 |
| Countries with NO Military | 0 | - | 4.97 | 61,735 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 89,915 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,625 |
| Monarchies of the World | 0 | - | 4.94 | 167,581 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 112,175 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 111,398 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 113,916 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 74,897 |
| Disney Animated Characters | 0 | - | 4.88 | 600,531 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,260 |
| Fast Math - Addition | 0 | - | 4.87 | 521,624 |
| NATO Countries | 0 | - | 4.98 | 278,483 |
| EU Countries Quiz | 0 | - | 4.99 | 272,045 |
| Top Five Countries by Religion | 0 | - | 4.93 | 170,268 |
| 7 Deadly Sins | 0 | - | 4.88 | 398,162 |
| Books of the Protestant Bible | 0 | - | 4.89 | 208,952 |
| Majority Muslim Countries | 0 | - | 4.98 | 372,300 |
| Astronomy Quiz | 0 | - | 4.90 | 82,206 |
| Countries with the Longest High Speed Rail Networks | 0 | - | 4.91 | 65,430 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,101 |
| Most Common JetPunk Answers - Countries | 0 | - | 4.91 | 87,180 |
| Countries with the Most Major Earthquakes | 0 | - | 4.94 | 117,067 |
| Country Superlatives - Top 2 | 0 | - | 4.99 | 70,359 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,738 |
| Flags of Africa Quiz | 0 | - | 5.00 | 467,576 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,362 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,984 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,785 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,903 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,862 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,345 |
| African Island Countries | 0 | - | 4.96 | 101,244 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,755 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,661 |
| Australian States and Territories | 0 | - | 4.96 | 141,459 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,172 |
| Australian Slang | 0 | - | 4.24 | 28,564 |
| Flags of North and South America | 0 | - | 4.99 | 370,778 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,441 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,592 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 73,767 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 62,739 |
| U.S. Geography by Letter - D | 0 | - | 4.08 | 56,737 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 49,409 |
| U.S. Geography by Letter - P | 0 | - | 4.36 | 47,854 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 52,969 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 40,832 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 38,967 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 39,780 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,010 |
| South America Map Quiz | 0 | - | 5.00 | 1,545,539 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,018,322 |
| North America Map Quiz | 0 | - | 4.98 | 246,937 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,583 |
| American Legal Vocabulary | 0 | - | 4.40 | 33,854 |
| People on Money - United States | 0 | - | 4.31 | 63,289 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,600 |
| Canada Provinces and Territories | 0 | - | 5.00 | 340,294 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 638,283 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,931 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,719 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,332 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,236,401 |
| Celtic Nations | 0 | - | 4.69 | 46,881 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,324,273 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,239 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,778 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,667 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,838 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,535 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,796 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,348 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,828 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,584 |
| Slavic Countries | 0 | - | 4.96 | 111,330 |
| Famous Swiss and Austrian People | 0 | - | 4.45 | 14,594 |
| Famous Dutch and Belgian People | 0 | - | 4.56 | 18,006 |
| France A-Z | 0 | - | 4.16 | 38,121 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,217 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,094 |
| Famous Irish People | 0 | - | 4.05 | 45,918 |
| Switzerland A-Z | 0 | - | 4.45 | 25,590 |
| Counties of England | 0 | - | 4.97 | 793,242 |
| London A-Z | 0 | - | 4.10 | 40,717 |
| Flags of Asia Quiz | 0 | - | 4.99 | 609,789 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,914 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,314 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,801 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,649 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,422 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,071 |
| Most Guessed Cities in Asia - Not Capitals | 0 | - | 4.37 | 28,940 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,108 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,706 |
| Countries of the Middle East | 0 | - | 4.96 | 200,053 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,380 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,897 |
| Countries with the Most Skyscrapers | 0 | - | 4.92 | 143,799 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,453 |
| Countries with the Tallest Buildings | 0 | - | 4.93 | 104,109 |
| Coldest Countries | 0 | - | 4.97 | 138,138 |
| Coldest World Capitals | 0 | - | 4.95 | 133,254 |
