| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,074 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,618 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,640 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 93,587 |
| African East Coast | 0 | - | 4.96 | 96,921 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 33,112 |
| Top African Languages on a Map | 0 | - | 4.94 | 75,465 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,862 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,794 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 56,706 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,768 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,272 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.89 | 60,592 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 324,537 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 175,731 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 236,300 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 279,291 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 169,233 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 265,328 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 116,110 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 111,534 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 97,911 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,937 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 61,079 |
| African Great Lakes | 0 | - | 4.82 | 67,113 |
| Name a Valid African Country | 0 | - | 4.98 | 155,244 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 533,012 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 91,257 |
| French Geography Quiz #1 | 0 | - | 4.89 | 35,240 |
| Word Chain - Africa | 0 | - | 4.47 | 31,736 |
| Nile River Basin Countries on a Map | 0 | - | 4.95 | 51,014 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,893 |
| Countries that Beat Canada | 0 | - | 4.90 | 99,111 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,739 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 280,998 |
| African Physical Geography | 0 | - | 4.51 | 31,835 |
| Africa A-Z | 0 | - | 4.57 | 46,797 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,999 |
| Countries With One Word and Two U's | 0 | - | 4.45 | 51,414 |
| NBA Teams - One Minute Sprint | 0 | - | 4.54 | 156,860 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,464 |
| Europe Map Quiz | 0 | - | 5.00 | 4,792,947 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,568 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 72,239 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,509 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,464 |
| German Groups of Things | 0 | - | 4.47 | 38,668 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,942 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,688 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,764 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,384 |
| Famous People from Africa | 0 | - | 4.45 | 11,015 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,510 |
| Four Letter African Geography | 0 | - | 4.68 | 19,863 |
| Oceania Map Quiz | 0 | - | 4.98 | 660,274 |
| Australian Capitals | 0 | - | 4.92 | 62,861 |
| Word Chain - Australia | 0 | - | 4.38 | 38,260 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,796 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,853 |
| Official European Union Languages | 0 | - | 4.97 | 240,358 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,806 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,378 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,453,346 |
| Asia Map Quiz | 0 | - | 4.99 | 926,647 |
| Africa Map Quiz | 0 | - | 5.00 | 2,130,649 |
| Official Languages of South Africa | 0 | - | 4.57 | 26,260 |
| Geography of South Africa | 0 | - | 4.54 | 17,380 |
| History of South Africa | 0 | - | 4.60 | 17,777 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 236,998 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,147 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,594 |
| Australia Map Quiz | 0 | - | 4.95 | 346,475 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,879 |
| South American Geography Quiz #1 | 0 | - | 4.63 | 32,931 |
| United States Map Quiz | 0 | - | 4.98 | 4,173,407 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 750,298 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,318 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,982 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,198 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,574 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,940 |
| Europe Geography Decoder | 0 | - | 4.87 | 70,378 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,466 |
| The Only European Country ... | 0 | - | 4.91 | 219,548 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,807 |
| Word Chain - France | 0 | - | 4.38 | 42,960 |
| Italian Foods | 0 | - | 4.30 | 73,380 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,099 |
| British Groups of Things | 0 | - | 4.26 | 83,041 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,125 |
| Asian Last Names in the United States | 0 | - | 4.43 | 47,003 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 100,160 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,387,988 |
| Countries of Africa | 0 | - | 5.00 | 2,564,453 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,242 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,828 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,802 |
| Provinces of South Africa | 0 | - | 4.74 | 22,041 |
| Random Capital to Country | 0 | - | 4.99 | 2,604,096 |
| Random Country to Capital | 0 | - | 4.98 | 929,970 |
| Australian States and Territories | 0 | - | 4.96 | 143,054 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,544 |
| Australia True or False | 0 | - | 4.87 | 57,211 |
| Flags of North and South America | 0 | - | 4.99 | 378,088 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,076 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,965 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,852 |
| South America Map Quiz | 0 | - | 5.00 | 1,558,290 |
| South American Geography Quiz #2 | 0 | - | 4.40 | 44,339 |
| Countries that Beat Brazil | 0 | - | 4.50 | 69,335 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,784 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,033,175 |
| North America Map Quiz | 0 | - | 4.98 | 252,728 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 114,038 |
| California Groups of Things | 0 | - | 4.26 | 45,804 |
| New York Groups of Things | 0 | - | 4.39 | 72,364 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,624 |
| Canada Provinces and Territories | 0 | - | 5.00 | 347,059 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 645,305 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,656 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,239 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,261,204 |
| Celtic Nations | 0 | - | 4.61 | 47,125 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,766 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,523 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,231 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,903 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 88,129 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 313,165 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 176,477 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,725 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,354 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,909 |
| Slavic Countries | 0 | - | 4.96 | 112,498 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,746 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,509 |
| Most Common Last Names in Sweden | 0 | - | 4.50 | 15,501 |
| Most Common First Names in Spain | 0 | - | 4.33 | 55,365 |
| Geography of Spain | 0 | - | 4.59 | 22,257 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 70,019 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,106 |
| Counties of England | 0 | - | 4.97 | 804,148 |
| Members of the British Royal Family | 0 | - | 4.10 | 114,533 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 362,572 |
| Flags of Asia Quiz | 0 | - | 4.99 | 621,828 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,935 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,716 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,072 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,313 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,998 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,474 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 72,214 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,876 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.92 | 50,782 |
| Countries of the Middle East | 0 | - | 4.96 | 203,245 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,810 |
| Countries that Beat Japan | 0 | - | 4.41 | 68,461 |
| Countries that Beat India | 0 | - | 4.42 | 63,395 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,569 |
| Flags of Africa Quiz | 0 | - | 5.00 | 479,003 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,140 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 118,051 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,680 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 47,446 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,949 |
| African Island Countries | 0 | - | 4.96 | 102,732 |
| Add A Letter - Make a European City | 0 | - | 4.88 | 23,534 |
| Dog in the Answers | 0 | - | 4.16 | 68,954 |
| Solve the Secret Capital City | 0 | - | 4.80 | 164,734 |
| Countries by Emojis | 0 | - | 4.99 | 242,844 |
| Capital Cities Chain | 0 | - | 4.84 | 83,516 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,720 |
| D.R. Congo Country Quiz | 0 | - | 4.88 | 39,636 |
| Flags of Oceania | 0 | - | 5.00 | 263,440 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.95 | 27,802 |
| Palau Country Quiz | 0 | - | 4.89 | 23,165 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 146,675 |
| Australia Country Quiz | 0 | - | 4.43 | 69,885 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,947 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,696 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,943 |
| Australia... or New Zealand? | 0 | - | 4.83 | 62,109 |
| Regions of New Zealand | 0 | - | 4.84 | 28,799 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,563 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,973 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,637 |
| The Only American Country ... | 0 | - | 4.92 | 122,342 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,943 |
| American Countries With No Atlantic Coastline | 0 | - | 4.93 | 92,894 |
| States of Mexico | 0 | - | 4.96 | 178,708 |
| Mexico States Map Quiz | 0 | - | 4.85 | 105,770 |
| Countries of South America with an Empty Map | 0 | - | 4.95 | 105,606 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.93 | 55,013 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,718 |
| States of Brazil | 0 | - | 4.98 | 90,030 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 905,446 |
| Central American Countries | 0 | - | 4.98 | 157,530 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,691 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 151,025 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,950 |
