| Japanese Prefectures | 0 | - | 4.98 | 138,906 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 280,590 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 111,287 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 97,654 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,821 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,507 |
| Countries Closest to Japan | 0 | - | 4.92 | 139,168 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 89,904 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,393 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,335,215 |
| Countries that Beat Japan | 0 | - | 4.41 | 68,365 |
| Japanese Loanwords | 0 | - | 4.47 | 84,867 |
| Sushi Translation | 0 | - | 4.08 | 13,982 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,653 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,721 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,355 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 72,027 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,533 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,548 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,728 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,621 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,954 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,055 |
| Provinces of Turkey | 0 | - | 4.95 | 205,811 |
| Provinces of China | 0 | - | 4.97 | 207,788 |
| States of India | 0 | - | 4.94 | 195,748 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,561 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 175,480 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 235,679 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 278,810 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 168,799 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 91,015 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 264,430 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 115,827 |
| French Geography Quiz #1 | 0 | - | 4.89 | 35,068 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,952 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,739 |
| Countries Closest to Yemen | 0 | - | 4.92 | 22,756 |
| Geography of China | 0 | - | 4.21 | 14,015 |
| Countries that Border China | 0 | - | 4.96 | 264,208 |
| Japan Country Quiz | 0 | - | 4.93 | 143,277 |
| Japanese Companies | 0 | - | 4.29 | 34,349 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,681 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 93,723 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 93,370 |
| Name a Valid African Country | 0 | - | 4.98 | 154,981 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 76,510 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,597 |
| Countries that Beat Canada | 0 | - | 4.91 | 98,957 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,558 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,791 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 109,278 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 276,620 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 44,163 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 56,453 |
| China's Territorial Disputes | 0 | - | 4.48 | 35,791 |
| Countries that Beat China | 0 | - | 4.85 | 116,700 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 95,812 |
| Closest Countries to North Korea | 0 | - | 4.94 | 123,223 |
| Countries that Beat North Korea | 0 | - | 4.43 | 34,666 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 532,328 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 42,968 |
| Asian Physical Geography | 0 | - | 4.61 | 35,618 |
| East Asian Islands on the Map | 0 | - | 4.55 | 33,203 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 32,669 |
| Asia's Busiest Airports | 0 | - | 4.70 | 53,104 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,829 |
| Europe Map Quiz | 0 | - | 5.00 | 4,786,347 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,506 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 72,162 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,442 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,417 |
| Random European City to Country | 0 | - | 4.69 | 118,417 |
| Save Europeans by Guessing Countries | 0 | - | 4.86 | 216,524 |
| German Groups of Things | 0 | - | 4.47 | 38,626 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,778 |
| Asian Islands | 0 | - | 4.49 | 20,907 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,424 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 66,037 |
| Asian Geography By Letter - M | 0 | - | 4.48 | 61,631 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 58,169 |
| Asian Geography by Letter - T | 0 | - | 4.52 | 57,630 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,194 |
| Random Asian City to Country | 0 | - | 4.56 | 44,615 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 43,286 |
| Asian Geography By Letter - O | 0 | - | 4.66 | 32,268 |
| Middle East A-Z | 0 | - | 4.47 | 46,234 |
| Geography of Egypt | 0 | - | 4.60 | 21,603 |
| Provinces of the Philippines | 0 | - | 4.56 | 51,000 |
| Dynasties of China | 0 | - | 4.64 | 28,049 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,576 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 58,398 |
| Countries of the Indian Diaspora | 0 | - | 4.46 | 59,930 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 33,088 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,282 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 491,407 |
| Oceania Map Quiz | 0 | - | 4.98 | 658,995 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,131 |
| Australian Capitals | 0 | - | 4.92 | 62,826 |
| Word Chain - Australia | 0 | - | 4.38 | 38,242 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,851 |
| South American Geography Quiz #2 | 0 | - | 4.41 | 43,956 |
| South American Geography Quiz #1 | 0 | - | 4.63 | 32,880 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,722 |
| United States Map Quiz | 0 | - | 4.98 | 4,170,627 |
| Random U.S. City to State | 0 | - | 4.45 | 76,862 |
| American Geography Quiz for Dummies | 0 | - | 4.41 | 69,405 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,686 |
| Official European Union Languages | 0 | - | 4.97 | 239,703 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,592 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,876 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,709 |
| Word Chain - France | 0 | - | 4.38 | 42,925 |
| Italian Foods | 0 | - | 4.30 | 73,237 |
| British Groups of Things | 0 | - | 4.26 | 83,003 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,099 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,221 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 52,151 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 51,392 |
| Asian Geography by Letter - I | 0 | - | 4.37 | 68,034 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,970 |
| Asian Geography by Letter - N | 0 | - | 4.34 | 50,434 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,452,171 |
| Asia Map Quiz | 0 | - | 4.99 | 924,698 |
| Asian Geography By Letter - J | 0 | - | 4.27 | 34,922 |
| A Quiz About Islam | 0 | - | 4.32 | 48,606 |
| History of Iran | 0 | - | 4.66 | 16,419 |
| Countries That Don't Recognize Israel | 0 | - | 4.68 | 35,160 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 19,066 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,882 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,706 |
| Largest Indonesian Islands | 0 | - | 4.77 | 50,290 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 140,061 |
| Chinese Inventions | 0 | - | 4.30 | 33,855 |
| History of China | 0 | - | 4.35 | 57,564 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,447 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,485 |
| Most Visited Countries by Chinese People | 0 | - | 4.41 | 55,769 |
| China Multiple Choice | 0 | - | 4.50 | 37,405 |
| Four Main Islands of Japan | 0 | - | 4.53 | 26,985 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 33,375 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,968 |
| History of India | 0 | - | 4.62 | 21,506 |
| Africa Map Quiz | 0 | - | 5.00 | 2,128,033 |
| Random Brand Logos | 0 | - | 4.45 | 404,637 |
| Countries that Beat South Africa | 0 | - | 4.69 | 42,672 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,419 |
| Australian States and Territories | 0 | - | 4.96 | 142,807 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,490 |
| Australia Map Quiz | 0 | - | 4.95 | 346,077 |
| Australia True or False | 0 | - | 4.87 | 57,128 |
| Countries that Beat New Zealand | 0 | - | 4.70 | 26,781 |
| Flags of North and South America | 0 | - | 4.99 | 376,700 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,937 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,755 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,598 |
| South America Map Quiz | 0 | - | 5.00 | 1,556,221 |
| Countries that Beat Brazil | 0 | - | 4.49 | 69,198 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,742 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,030,793 |
| North America Map Quiz | 0 | - | 4.98 | 251,863 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,958 |
| California Groups of Things | 0 | - | 4.26 | 45,755 |
| New York Groups of Things | 0 | - | 4.39 | 71,997 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,581 |
| U.S. History for Dummies | 0 | - | 4.47 | 83,391 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,924 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 644,391 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,541 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,838 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,892 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,155 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,498 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,673 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,257,038 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,132 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,287 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,014 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,453 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,995 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,630 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,734 |
| The Only European Country ... | 0 | - | 4.91 | 218,850 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 87,990 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,619 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 175,558 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,431 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,307 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,130 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,738 |
| Slavic Countries | 0 | - | 4.96 | 112,327 |
| French Geography Quiz #2 | 0 | - | 4.62 | 23,333 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,677 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,422 |
| Countries that Beat Greece | 0 | - | 4.53 | 49,478 |
| Countries that Beat the Netherlands | 0 | - | 4.56 | 36,603 |
| Most Common Last Names in Sweden | 0 | - | 4.50 | 15,476 |
| Most Common First Names in Spain | 0 | - | 4.33 | 55,222 |
| Geography of Spain | 0 | - | 4.59 | 22,175 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,042 |
