| Europe Geography Decoder | 0 | - | 4.86 | 69,747 |
| Australian Capitals | 0 | - | 4.92 | 62,657 |
| Australia True or False | 0 | - | 4.87 | 56,675 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,316 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,015 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,205 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 320,746 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,125 |
| Word Chain - Australia | 0 | - | 4.37 | 38,076 |
| Australia Country Quiz | 0 | - | 4.43 | 69,437 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,299 |
| Regions of New Zealand | 0 | - | 4.85 | 28,401 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,729 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 80,339 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,761 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,787 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 275,728 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,085 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,015 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 527,802 |
| Word Scramble - European Countries | 0 | - | 4.70 | 141,284 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,994 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,489 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 274,187 |
| Christmas Decoder | 0 | - | 4.42 | 49,423 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,398 |
| Canada Decoder | 0 | - | 4.12 | 18,685 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,161 |
| Famous People from Africa | 0 | - | 4.45 | 10,923 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,904 |
| Word Chain - Africa | 0 | - | 4.47 | 31,543 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 47,871 |
| Name a Valid Answer - United States #1 | 0 | - | 4.61 | 93,700 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,851 |
| Official European Union Languages | 0 | - | 4.97 | 237,665 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,314 |
| Europe Map Quiz | 0 | - | 5.00 | 4,745,970 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 71,133 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,776 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,080 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 61,121 |
| German Groups of Things | 0 | - | 4.46 | 38,381 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,406 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,427 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,193 |
| Halloween Decoder | 0 | - | 4.21 | 45,572 |
| Africa Map Quiz | 0 | - | 5.00 | 2,110,666 |
| Oceania Map Quiz | 0 | - | 4.98 | 638,600 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,564 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,443,927 |
| Asia Map Quiz | 0 | - | 4.99 | 910,975 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,604,337 |
| Countries of Africa | 0 | - | 5.00 | 2,521,484 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,264 |
| African East Coast | 0 | - | 4.96 | 95,524 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,359 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,205 |
| Australia Map Quiz | 0 | - | 4.94 | 343,279 |
| Nauru Country Quiz | 0 | - | 4.53 | 23,247 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,673 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,262 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,520 |
| Word Chain - South America | 0 | - | 4.51 | 23,834 |
| United States Map Quiz | 0 | - | 4.98 | 4,148,510 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 745,202 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,084 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,468 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,940 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,228 |
| Europe Geography Quiz #3 | 0 | - | 4.34 | 63,524 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,315 |
| The Only European Country ... | 0 | - | 4.91 | 215,144 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,324 |
| Word Chain - France | 0 | - | 4.38 | 42,676 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,667 |
| British Groups of Things | 0 | - | 4.25 | 82,778 |
| Word Chain - Asia | 0 | - | 4.34 | 29,272 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 98,197 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,379,129 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,094,350 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 164,388 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 117,168 |
| Anagram Chain - Countries | 0 | - | 4.98 | 115,824 |
| 7 Deadly Sins | 0 | - | 4.88 | 397,706 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 448,088 |
| Countries with Four Letters | 0 | - | 4.99 | 420,346 |
| Random Symbol to Element | 0 | - | 4.88 | 92,527 |
| Random Capital to Country | 0 | - | 4.99 | 2,584,268 |
| Random Country to Capital | 0 | - | 4.98 | 914,995 |
| Countries but all Vowels are Changed to O | 0 | - | 4.93 | 68,663 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 63,853 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,648 |
| Flags of Africa Quiz | 0 | - | 5.00 | 466,918 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,227 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,897 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,683 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,842 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,760 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,216 |
| African Island Countries | 0 | - | 4.96 | 101,161 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,629 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,656 |
| Australian States and Territories | 0 | - | 4.96 | 141,369 |
| Famous Australians by Description | 0 | - | 4.23 | 27,789 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,142 |
| Australian Slang | 0 | - | 4.25 | 28,545 |
| Flags of North and South America | 0 | - | 4.99 | 370,169 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,403 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,524 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,838 |
| South America Map Quiz | 0 | - | 5.00 | 1,544,561 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,017,289 |
| North America Map Quiz | 0 | - | 4.98 | 246,556 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,543 |
| Canada Provinces and Territories | 0 | - | 5.00 | 339,868 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 637,860 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,868 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,683 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,234,671 |
| Celtic Nations | 0 | - | 4.69 | 46,873 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,508 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,157 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,705 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,442 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,760 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,104 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,322 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,474 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,316 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,351 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,741 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,528 |
| Slavic Countries | 0 | - | 4.96 | 111,259 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,198 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,743 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 41,969 |
| Counties of England | 0 | - | 4.97 | 792,577 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 352,508 |
| Flags of Asia Quiz | 0 | - | 4.99 | 609,129 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,821 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,233 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,732 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,585 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,312 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,976 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,028 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,592 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,524 |
| Countries of the Middle East | 0 | - | 4.96 | 199,861 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,361 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 716,155 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,093,842 |
| Islands by Country #1 | 0 | - | 4.87 | 174,822 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,179 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,531 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,501 |
| Countries by Emojis | 0 | - | 4.99 | 237,802 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 199,004 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 170,316 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,448 |
| Country Chain | 0 | - | 4.96 | 216,417 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 215,019 |
| Cold War Decoder | 0 | - | 4.83 | 52,119 |
| Capital Cities Chain | 0 | - | 4.84 | 82,256 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,386 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 318,665 |
| Name a Valid Country #3 | 0 | - | 4.99 | 261,691 |
| Name a Valid Country #1 | 0 | - | 4.99 | 287,012 |
| Name a Valid Country #2 | 0 | - | 4.98 | 249,032 |
| Name a Valid Country #4 | 0 | - | 4.97 | 254,025 |
| Name a Valid Country #5 | 0 | - | 4.99 | 204,771 |
| Name a Valid Country #6 | 0 | - | 4.94 | 128,289 |
| Name a Valid Country #7 | 0 | - | 4.91 | 128,241 |
| Name a Valid Country #8 | 0 | - | 4.85 | 97,595 |
| States of India | 0 | - | 4.94 | 191,738 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,389 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,468 |
| The Only African Country ... | 0 | - | 4.99 | 128,705 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,930 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,414 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,723 |
| Flags of Oceania | 0 | - | 5.00 | 257,000 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,859 |
| The Only American Country ... | 0 | - | 4.92 | 121,168 |
| Famous People from South America | 0 | - | 4.15 | 21,874 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,451 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,746 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,391 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,299 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,508 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,209 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,829 |
| American Foods | 0 | - | 3.66 | 39,325 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,166 |
| U.S. Groups of Four Quiz | 0 | - | 4.39 | 25,253 |
| U.S. Groups of Three Quiz | 0 | - | 4.04 | 20,843 |
| California Groups of Things | 0 | - | 4.25 | 45,339 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,470 |
| New York Groups of Things | 0 | - | 4.38 | 60,021 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,693 |
