| African Countries by First 2 Letters | 0 | - | 4.96 | 268,197 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,335 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 322,211 |
| African East Coast | 0 | - | 4.96 | 96,053 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,982 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 450,771 |
| Famous People from Africa | 0 | - | 4.45 | 10,949 |
| Word Chain - Africa | 0 | - | 4.47 | 31,615 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,385 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,025 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,398 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 200,645 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 182,327 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,965 |
| German Groups of Things | 0 | - | 4.46 | 38,474 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,629 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.88 | 57,180 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,109 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 180,918 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 89,190 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 79,567 |
| African Great Lakes | 0 | - | 4.82 | 66,241 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,486 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,489 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,694 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,234 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,803 |
| British Groups of Things | 0 | - | 4.25 | 82,863 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,857 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 275,209 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 279,138 |
| African Physical Geography | 0 | - | 4.51 | 31,700 |
| Africa A-Z | 0 | - | 4.57 | 46,604 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,379 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,753 |
| U.S. Groups of Four Quiz | 0 | - | 4.39 | 25,333 |
| U.S. Groups of Three Quiz | 0 | - | 4.04 | 20,898 |
| Europe Map Quiz | 0 | - | 5.00 | 4,762,654 |
| Africa Map Quiz | 0 | - | 5.00 | 2,117,759 |
| Oceania Map Quiz | 0 | - | 4.98 | 642,233 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,172 |
| Australian Capitals | 0 | - | 4.92 | 62,721 |
| Name a Valid Answer - United States #1 | 0 | - | 4.61 | 93,988 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,118 |
| Official European Union Languages | 0 | - | 4.97 | 238,494 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,835 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,271 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,935 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,220 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,232 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,164 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,448,186 |
| Asia Map Quiz | 0 | - | 4.99 | 916,682 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,509 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,559 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,248 |
| Five Biggest Immigrant Groups by Country #3 | 0 | - | 4.70 | 66,323 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,816 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,754 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,867 |
| Official Languages of South Africa | 0 | - | 4.56 | 26,148 |
| Geography of South Africa | 0 | - | 4.54 | 17,244 |
| History of South Africa | 0 | - | 4.60 | 17,688 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,687 |
| Word Chain - Australia | 0 | - | 4.38 | 38,141 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,230 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,648 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,012 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,225 |
| The Only European Country ... | 0 | - | 4.91 | 216,595 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,109 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,832 |
| Word Chain - Asia | 0 | - | 4.34 | 29,329 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,957 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,622,458 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 165,709 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 118,341 |
| Anagram Chain - Countries | 0 | - | 4.98 | 116,491 |
| Famous Duos #2 | 0 | - | 4.21 | 117,045 |
| Famous Duos Quiz #1 | 0 | - | 4.15 | 84,062 |
| MLB Baseball Groups of Things | 0 | - | 4.09 | 18,546 |
| Random Symbol to Element | 0 | - | 4.88 | 93,087 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 69,572 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 64,583 |
| Countries of Africa | 0 | - | 5.00 | 2,536,647 |
| Provinces of South Africa | 0 | - | 4.74 | 21,705 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,054 |
| Australia Map Quiz | 0 | - | 4.95 | 344,591 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,749 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,345 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,575 |
| Word Chain - South America | 0 | - | 4.51 | 23,905 |
| United States Map Quiz | 0 | - | 4.98 | 4,158,293 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 747,096 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,431 |
| Celtic Nations | 0 | - | 4.69 | 46,941 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,670 |
| Word Chain - France | 0 | - | 4.38 | 42,778 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,035 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,382,876 |
| Word Scramble - Countries | 0 | - | 4.87 | 2,101,396 |
| 7 Deadly Sins | 0 | - | 4.88 | 400,319 |
| Countries with Four Letters | 0 | - | 4.99 | 422,368 |
| Random Capital to Country | 0 | - | 4.99 | 2,590,996 |
| Random Country to Capital | 0 | - | 4.98 | 920,353 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,967 |
| Flags of Africa Quiz | 0 | - | 5.00 | 471,189 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,959 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,570 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,223 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,254 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,497 |
| African Island Countries | 0 | - | 4.96 | 101,619 |
| Australian States and Territories | 0 | - | 4.96 | 141,950 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,279 |
| Australia True or False | 0 | - | 4.87 | 56,853 |
| Flags of North and South America | 0 | - | 4.99 | 373,036 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,604 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,218 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,752 |
| South America Map Quiz | 0 | - | 5.00 | 1,549,656 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,023,103 |
| North America Map Quiz | 0 | - | 4.98 | 248,477 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,728 |
| Canada Provinces and Territories | 0 | - | 5.00 | 342,478 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 640,346 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,145 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,874 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,243,927 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,328,623 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,652 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,195 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,684 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,146 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,367 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,472 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 171,814 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,506 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,184 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,275 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,182 |
| Slavic Countries | 0 | - | 4.96 | 111,651 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,349 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,003 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,021 |
| Counties of England | 0 | - | 4.97 | 796,629 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 355,910 |
| Flags of Asia Quiz | 0 | - | 4.99 | 613,434 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,226 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,727 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,143 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,988 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,886 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,498 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,425 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,360 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 49,899 |
| Countries of the Middle East | 0 | - | 4.96 | 201,153 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,517 |
| Countries by Languages in 90 Seconds | 0 | - | 4.94 | 720,615 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,097,444 |
| Islands by Country #1 | 0 | - | 4.88 | 175,274 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,517 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,872 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,719 |
| Countries by Emojis | 0 | - | 4.99 | 239,674 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 55,921 |
| Country Chain | 0 | - | 4.96 | 217,080 |
| Can You Name These 50 Random Countries? | 0 | - | 4.99 | 216,697 |
| Capital Cities Chain | 0 | - | 4.84 | 82,724 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,883 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 320,611 |
| Name a Valid Country #3 | 0 | - | 4.99 | 263,002 |
| Name a Valid Country #1 | 0 | - | 4.99 | 289,836 |
| Name a Valid Country #2 | 0 | - | 4.98 | 250,679 |
| Name a Valid Country #4 | 0 | - | 4.97 | 255,554 |
| Name a Valid Country #5 | 0 | - | 4.99 | 206,963 |
| Name a Valid Country #6 | 0 | - | 4.94 | 129,411 |
| States of India | 0 | - | 4.95 | 193,233 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,774 |
| African Geography A-Z | 0 | - | 4.33 | 21,478 |
| The Only African Country ... | 0 | - | 4.99 | 129,094 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,119 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,851 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,197 |
| Flags of Oceania | 0 | - | 5.00 | 259,164 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,326 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 145,396 |
| Australia Country Quiz | 0 | - | 4.43 | 69,583 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,566 |
| Regions of New Zealand | 0 | - | 4.85 | 28,508 |
| The Only American Country ... | 0 | - | 4.92 | 121,595 |
| Famous People from South America | 0 | - | 4.15 | 21,972 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,574 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 902,269 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,956 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,661 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,107 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,477 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,447 |
