| Europe Geography Decoder | 0 | - | 4.86 | 69,942 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,050 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,314 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 321,980 |
| African East Coast | 0 | - | 4.96 | 95,959 |
| Famous People from Africa | 0 | - | 4.45 | 10,946 |
| Word Chain - Africa | 0 | - | 4.47 | 31,602 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,378 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,878 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,278 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,957 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,586 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.87 | 56,228 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,042 |
| African Great Lakes | 0 | - | 4.82 | 66,145 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,351 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,221 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,618 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,995 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,612 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,030 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,791 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 275,097 |
| Christmas Decoder | 0 | - | 4.42 | 49,549 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,881 |
| African Physical Geography | 0 | - | 4.51 | 31,680 |
| Africa A-Z | 0 | - | 4.57 | 46,593 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,364 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,726 |
| Canada Decoder | 0 | - | 4.12 | 18,713 |
| Europe Map Quiz | 0 | - | 5.00 | 4,759,559 |
| Halloween Decoder | 0 | - | 4.21 | 45,624 |
| Africa Map Quiz | 0 | - | 5.00 | 2,116,559 |
| Oceania Map Quiz | 0 | - | 4.98 | 641,568 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,142 |
| Australian Capitals | 0 | - | 4.92 | 62,714 |
| Name a Valid Answer - United States #1 | 0 | - | 4.61 | 93,931 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,069 |
| Official European Union Languages | 0 | - | 4.97 | 238,348 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,749 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,244 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,912 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,198 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,214 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,911 |
| German Groups of Things | 0 | - | 4.46 | 38,465 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,447,683 |
| Asia Map Quiz | 0 | - | 4.99 | 915,828 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,497 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,535 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,240 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,745 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,751 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,782 |
| Official Languages of South Africa | 0 | - | 4.56 | 26,146 |
| Geography of South Africa | 0 | - | 4.54 | 17,234 |
| History of South Africa | 0 | - | 4.60 | 17,679 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,596 |
| Word Chain - Australia | 0 | - | 4.38 | 38,133 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,042 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,624 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,813 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,084 |
| The Only European Country ... | 0 | - | 4.91 | 216,357 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,975 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,801 |
| Word Chain - Asia | 0 | - | 4.34 | 29,317 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,853 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,619,191 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 165,471 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 118,121 |
| Anagram Chain - Countries | 0 | - | 4.98 | 116,376 |
| Random Symbol to Element | 0 | - | 4.88 | 93,000 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 69,429 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 64,456 |
| Countries of Africa | 0 | - | 5.00 | 2,533,926 |
| Provinces of South Africa | 0 | - | 4.74 | 21,678 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,049 |
| Australia Map Quiz | 0 | - | 4.95 | 344,189 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,738 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,330 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,568 |
| Word Chain - South America | 0 | - | 4.51 | 23,889 |
| United States Map Quiz | 0 | - | 4.98 | 4,156,320 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 746,751 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,251 |
| Celtic Nations | 0 | - | 4.69 | 46,923 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,650 |
| Word Chain - France | 0 | - | 4.38 | 42,766 |
| British Groups of Things | 0 | - | 4.25 | 82,857 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,382,078 |
| Word Scramble - Countries | 0 | - | 4.87 | 2,100,120 |
| 7 Deadly Sins | 0 | - | 4.88 | 399,771 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 450,194 |
| Countries with Four Letters | 0 | - | 4.99 | 422,032 |
| Random Capital to Country | 0 | - | 4.99 | 2,589,791 |
| Random Country to Capital | 0 | - | 4.98 | 919,569 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,943 |
| Flags of Africa Quiz | 0 | - | 5.00 | 470,437 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,853 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,510 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,147 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,198 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,372 |
| African Island Countries | 0 | - | 4.96 | 101,540 |
| Australian States and Territories | 0 | - | 4.96 | 141,828 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,270 |
| Australia True or False | 0 | - | 4.87 | 56,820 |
| Flags of North and South America | 0 | - | 4.99 | 372,613 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,571 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,163 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,617 |
| South America Map Quiz | 0 | - | 5.00 | 1,548,790 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,022,066 |
| North America Map Quiz | 0 | - | 4.98 | 248,209 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,696 |
| Canada Provinces and Territories | 0 | - | 5.00 | 342,048 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 639,802 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,097 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,844 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,242,336 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,327,418 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,573 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,112 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,466 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,074 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,324 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,254 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 171,219 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,483 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,008 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,173 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,964 |
| Slavic Countries | 0 | - | 4.96 | 111,583 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,328 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,944 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,014 |
| Counties of England | 0 | - | 4.97 | 795,911 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 355,361 |
| Flags of Asia Quiz | 0 | - | 4.99 | 612,730 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,162 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,646 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,082 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,922 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,780 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,410 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,359 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,189 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 49,843 |
| Countries of the Middle East | 0 | - | 4.96 | 200,987 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,491 |
| Countries by Languages in 90 Seconds | 0 | - | 4.94 | 719,983 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,096,818 |
| Islands by Country #1 | 0 | - | 4.88 | 175,202 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,464 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,803 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,679 |
| Countries by Emojis | 0 | - | 4.99 | 239,382 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 200,308 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 180,304 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 55,839 |
| Country Chain | 0 | - | 4.96 | 216,980 |
| Can You Name These 50 Random Countries? | 0 | - | 4.99 | 216,399 |
| Cold War Decoder | 0 | - | 4.83 | 52,322 |
| Capital Cities Chain | 0 | - | 4.83 | 82,650 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,803 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 320,297 |
| Name a Valid Country #3 | 0 | - | 4.99 | 262,785 |
| Name a Valid Country #1 | 0 | - | 4.99 | 289,346 |
| Name a Valid Country #2 | 0 | - | 4.98 | 250,429 |
| Name a Valid Country #4 | 0 | - | 4.97 | 255,319 |
| Name a Valid Country #5 | 0 | - | 4.99 | 206,702 |
| Name a Valid Country #6 | 0 | - | 4.94 | 129,211 |
| Name a Valid Country #7 | 0 | - | 4.91 | 129,082 |
| States of India | 0 | - | 4.95 | 193,000 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,733 |
| African Geography A-Z | 0 | - | 4.33 | 21,473 |
| The Only African Country ... | 0 | - | 4.99 | 129,043 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,104 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,787 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,112 |
| Flags of Oceania | 0 | - | 5.00 | 258,690 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,296 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 145,321 |
| Australia Country Quiz | 0 | - | 4.43 | 69,564 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,522 |
| Regions of New Zealand | 0 | - | 4.85 | 28,480 |
| The Only American Country ... | 0 | - | 4.92 | 121,519 |
| Famous People from South America | 0 | - | 4.15 | 21,944 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,545 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,888 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,852 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,610 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,998 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,430 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,337 |
| American Foods | 0 | - | 3.66 | 39,371 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,414 |
| U.S. Groups of Four Quiz | 0 | - | 4.39 | 25,316 |
| U.S. Groups of Three Quiz | 0 | - | 4.04 | 20,884 |
