| Asian Countries by First 2 Letters | 0 | - | 4.92 | 280,563 |
| Provinces of China | 0 | - | 4.97 | 207,739 |
| Japanese Prefectures | 0 | - | 4.98 | 138,875 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 33,373 |
| Four Main Islands of Japan | 0 | - | 4.53 | 26,985 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,965 |
| Australia True or False | 0 | - | 4.87 | 57,128 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,673 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 72,018 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,504 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,541 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,726 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,574 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,975 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,934 |
| Provinces of Turkey | 0 | - | 4.95 | 205,775 |
| World Currencies Quiz on a Map | 0 | - | 4.95 | 61,783 |
| History of China | 0 | - | 4.35 | 57,545 |
| States of India | 0 | - | 4.94 | 195,722 |
| England or Wales? | 0 | - | 4.94 | 45,945 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 111,269 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 97,644 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,308 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 532,293 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,787 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 109,273 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 276,608 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 44,159 |
| Countries Closest to Yemen | 0 | - | 4.92 | 22,753 |
| Chinese Inventions | 0 | - | 4.30 | 33,855 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,446 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,483 |
| China's Territorial Disputes | 0 | - | 4.48 | 35,791 |
| Japanese Companies | 0 | - | 4.29 | 34,348 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 32,666 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,882 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,647 |
| Save Europeans by Guessing Countries | 0 | - | 4.86 | 216,465 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,864 |
| Italy Multiple Choice | 0 | - | 4.74 | 104,311 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 42,962 |
| Asian Physical Geography | 0 | - | 4.61 | 35,617 |
| East Asian Islands on the Map | 0 | - | 4.55 | 33,200 |
| Asia's Busiest Airports | 0 | - | 4.70 | 53,101 |
| Singapore Airlines Destinations on a Map | 0 | - | 4.93 | 25,312 |
| Famous Chinese People | 0 | - | 4.09 | 11,923 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,266 |
| Australian Capitals | 0 | - | 4.92 | 62,826 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,679 |
| Official European Union Languages | 0 | - | 4.97 | 239,686 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,580 |
| Europe Map Quiz | 0 | - | 5.00 | 4,785,901 |
| Germany True or False? | 0 | - | 4.61 | 49,005 |
| The UK for Americans - True or False | 0 | - | 4.43 | 58,803 |
| Asian Islands | 0 | - | 4.49 | 20,907 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,410 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 66,023 |
| Asian Geography By Letter - M | 0 | - | 4.48 | 61,623 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 58,159 |
| Asian Geography by Letter - T | 0 | - | 4.52 | 57,620 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,652 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,721 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,355 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,190 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 43,280 |
| Asian Geography By Letter - O | 0 | - | 4.66 | 32,253 |
| Middle East A-Z | 0 | - | 4.47 | 46,233 |
| Provinces of the Philippines | 0 | - | 4.56 | 50,986 |
| Dynasties of China | 0 | - | 4.64 | 28,048 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 58,396 |
| Countries of the Indian Diaspora | 0 | - | 4.46 | 59,920 |
| Oceania Map Quiz | 0 | - | 4.98 | 658,889 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,669 |
| France Multiple Choice | 0 | - | 4.39 | 40,834 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,440 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,452,119 |
| Asia Map Quiz | 0 | - | 4.99 | 924,549 |
| A Quiz About Islam | 0 | - | 4.32 | 48,605 |
| History of Iran | 0 | - | 4.66 | 16,417 |
| Countries That Don't Recognize Israel | 0 | - | 4.68 | 35,152 |
| Largest Indonesian Islands | 0 | - | 4.77 | 50,284 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 140,056 |
| History of India | 0 | - | 4.62 | 21,506 |
| Africa Map Quiz | 0 | - | 5.00 | 2,127,888 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,411 |
| Australia Map Quiz | 0 | - | 4.95 | 346,058 |
| United States Map Quiz | 0 | - | 4.98 | 4,170,503 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,810 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,888 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,636 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,096 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,286 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,998 |
| The Only European Country ... | 0 | - | 4.91 | 218,807 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,413 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,040 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,215 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 52,144 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 51,386 |
| Asian Geography by Letter - I | 0 | - | 4.37 | 68,031 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,961 |
| Asian Geography by Letter - N | 0 | - | 4.34 | 50,425 |
| South Asian Cities by Map | 0 | - | 4.33 | 23,554 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,950 |
| Word Chain - Asia | 0 | - | 4.34 | 29,384 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,875 |
| Asian Geography By Letter - J | 0 | - | 4.27 | 34,916 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,387,000 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,606 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 19,064 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,881 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,704 |
| Embarrassing Chapters in Chinese History | 0 | - | 3.55 | 16,713 |
| Countries of Africa | 0 | - | 5.00 | 2,557,805 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,784 |
| African East Coast | 0 | - | 4.96 | 96,705 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,555 |
| Australian States and Territories | 0 | - | 4.96 | 142,796 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,484 |
| Flags of North and South America | 0 | - | 4.99 | 376,631 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,932 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,746 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,574 |
| South America Map Quiz | 0 | - | 5.00 | 1,556,102 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,742 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,030,650 |
| North America Map Quiz | 0 | - | 4.98 | 251,831 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,958 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,891 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 644,341 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,539 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,151 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,495 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,256,800 |
| Celtic Nations | 0 | - | 4.61 | 47,085 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,335,101 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,436 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,983 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,603 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,723 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 87,983 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,560 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 175,512 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,288 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,114 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,727 |
| Slavic Countries | 0 | - | 4.96 | 112,316 |
| French History Multiple Choice | 0 | - | 4.55 | 33,217 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,413 |
| Counties of England | 0 | - | 4.97 | 802,381 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 361,244 |
| Flags of Asia Quiz | 0 | - | 4.99 | 619,692 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,764 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,475 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,843 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,103 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,757 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,276 |
| Most Guessed Cities in Asia - Not Capitals | 0 | - | 4.37 | 29,107 |
| Countries of the Middle East | 0 | - | 4.96 | 202,553 |
| Iran... or Iraq? | 0 | - | 4.31 | 33,655 |
| History of Egypt | 0 | - | 4.58 | 24,098 |
| Japanese Loanwords | 0 | - | 4.47 | 84,858 |
| Officially Recognized Languages of India | 0 | - | 4.40 | 31,555 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,491 |
| Flags of Africa Quiz | 0 | - | 5.00 | 477,004 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,274 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,446 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,216 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 34,075 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,523 |
| Top African Languages on a Map | 0 | - | 4.94 | 75,174 |
| African Island Countries | 0 | - | 4.96 | 102,392 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,529 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,630 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,989 |
| Flags of Oceania | 0 | - | 5.00 | 262,439 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.95 | 27,685 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 146,451 |
| Australia Country Quiz | 0 | - | 4.43 | 69,823 |
| Regions of New Zealand | 0 | - | 4.84 | 28,712 |
| The Only American Country ... | 0 | - | 4.92 | 122,175 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,614 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 904,824 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,783 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,117 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,943 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,858 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,771 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,914 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 74,944 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,235 |
| US States Quiz | 0 | - | 5.00 | 16,986,150 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,463 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,676 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,440 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,418 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,487 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,719 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,735 |
