| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,330,211 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,374 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,490 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,519 |
| African East Coast | 0 | - | 4.96 | 96,203 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,989 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,306 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,702 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,384 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 56,060 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.89 | 58,173 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,235 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,473 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 322,611 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,729 |
| African Great Lakes | 0 | - | 4.82 | 66,406 |
| Name a Valid African Country | 0 | - | 4.98 | 154,269 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,746 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,730 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,210 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,464 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 261,734 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,942 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 110,263 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,996 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,165 |
| Word Chain - Africa | 0 | - | 4.47 | 31,639 |
| Nile River Basin Countries on a Map | 0 | - | 4.95 | 50,733 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 530,246 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 90,283 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,834 |
| African Physical Geography | 0 | - | 4.51 | 31,730 |
| Africa A-Z | 0 | - | 4.57 | 46,655 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,799 |
| Countries that Beat the United States | 0 | - | 4.93 | 167,729 |
| Countries that Beat Canada | 0 | - | 4.91 | 98,341 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,996 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,522 |
| Countries With One Word and Two U's | 0 | - | 4.45 | 51,068 |
| NBA Teams - One Minute Sprint | 0 | - | 4.54 | 155,657 |
| Famous People from Africa | 0 | - | 4.45 | 10,960 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,403 |
| Four Letter African Geography | 0 | - | 4.67 | 19,416 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,234 |
| Europe Map Quiz | 0 | - | 5.00 | 4,768,515 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,329 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,993 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,276 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,278 |
| German Groups of Things | 0 | - | 4.46 | 38,504 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,380 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,538 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,585 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,274 |
| Africa Map Quiz | 0 | - | 5.00 | 2,120,689 |
| Official Languages of South Africa | 0 | - | 4.57 | 26,169 |
| Geography of South Africa | 0 | - | 4.54 | 17,264 |
| History of South Africa | 0 | - | 4.60 | 17,711 |
| Oceania Map Quiz | 0 | - | 4.98 | 643,422 |
| Australian Capitals | 0 | - | 4.92 | 62,739 |
| Word Chain - Australia | 0 | - | 4.38 | 38,162 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,575 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,273 |
| Official European Union Languages | 0 | - | 4.97 | 238,806 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,052 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,748 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,449,241 |
| Asia Map Quiz | 0 | - | 4.99 | 918,663 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 235,549 |
| Countries of Africa | 0 | - | 5.00 | 2,542,610 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,023 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,768 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,068 |
| Provinces of South Africa | 0 | - | 4.74 | 21,755 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,063 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,837 |
| Australia Map Quiz | 0 | - | 4.95 | 344,941 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,787 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,380 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,593 |
| United States Map Quiz | 0 | - | 4.98 | 4,162,287 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 747,762 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,652 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,717 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,403 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,853 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,727 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,071 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,562 |
| The Only European Country ... | 0 | - | 4.91 | 217,189 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,449 |
| Word Chain - France | 0 | - | 4.38 | 42,817 |
| Italian Foods | 0 | - | 4.30 | 72,891 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,893 |
| British Groups of Things | 0 | - | 4.25 | 82,899 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,051 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,820 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,174 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,384,367 |
| Random Capital to Country | 0 | - | 4.99 | 2,593,674 |
| Random Country to Capital | 0 | - | 4.98 | 922,201 |
| Countries that Beat India | 0 | - | 4.42 | 63,083 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,053 |
| Flags of Africa Quiz | 0 | - | 5.00 | 472,614 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,240 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,741 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,409 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,392 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,740 |
| African Island Countries | 0 | - | 4.96 | 101,799 |
| Australian States and Territories | 0 | - | 4.96 | 142,165 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,343 |
| Australia True or False | 0 | - | 4.87 | 56,928 |
| Flags of North and South America | 0 | - | 4.99 | 373,938 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,689 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,345 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,025 |
| South America Map Quiz | 0 | - | 5.00 | 1,551,121 |
| Countries that Beat Brazil | 0 | - | 4.49 | 68,773 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,625 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,025,058 |
| North America Map Quiz | 0 | - | 4.98 | 249,088 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,782 |
| California Groups of Things | 0 | - | 4.25 | 45,514 |
| New York Groups of Things | 0 | - | 4.35 | 63,873 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,494 |
| Canada Provinces and Territories | 0 | - | 5.00 | 343,357 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 641,293 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,275 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,938 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,413 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,247,158 |
| Celtic Nations | 0 | - | 4.69 | 46,975 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,844 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,360 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,169 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,310 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,488 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,025 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 172,561 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,517 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,482 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,340 |
| Slavic Countries | 0 | - | 4.96 | 111,821 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,429 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,149 |
| Most Common Last Names in Sweden | 0 | - | 4.49 | 15,428 |
| Most Common First Names in Spain | 0 | - | 4.27 | 45,638 |
| Geography of Spain | 0 | - | 4.59 | 22,096 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 69,737 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,033 |
| Counties of England | 0 | - | 4.97 | 798,254 |
| Members of the British Royal Family | 0 | - | 4.10 | 114,325 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 357,560 |
| Flags of Asia Quiz | 0 | - | 4.99 | 615,277 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,344 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,934 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,315 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,170 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,132 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,704 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,588 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,644 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,058 |
| Countries of the Middle East | 0 | - | 4.96 | 201,526 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,573 |
| Countries that Beat Japan | 0 | - | 4.41 | 68,096 |
| Dog in the Answers | 0 | - | 4.16 | 68,708 |
| Countries by Emojis | 0 | - | 4.99 | 240,203 |
| Capital Cities Chain | 0 | - | 4.83 | 82,890 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,054 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,970 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,018 |
| States of India | 0 | - | 4.95 | 193,899 |
| States of India Map Quiz | 0 | - | 4.83 | 26,582 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,323 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,790 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,852 |
| African Geography A-Z | 0 | - | 4.33 | 21,496 |
| The Only African Country ... | 0 | - | 4.99 | 129,240 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,177 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,721 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,743 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,986 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,334 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,844 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,121 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,566 |
| D.R. Congo Country Quiz | 0 | - | 4.87 | 39,412 |
| Flags of Oceania | 0 | - | 5.00 | 260,162 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,393 |
| Palau Country Quiz | 0 | - | 4.90 | 23,048 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 145,588 |
| Australia Country Quiz | 0 | - | 4.43 | 69,654 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,643 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,224 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,068 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,658 |
| Regions of New Zealand | 0 | - | 4.84 | 28,563 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,471 |
