| Provinces of Turkey | 0 | - | 4.94 | 204,797 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,691 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,781 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,453 |
| Countries Closest to Turkey | 0 | - | 4.96 | 126,605 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,567 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,821 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,817 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,385,108 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 83,027 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,542 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,886 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,199 |
| Countries of the Middle East | 0 | - | 4.96 | 201,795 |
| Countries Surrounding Istanbul | 0 | - | 4.89 | 24,888 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,619 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,559 |
| Middle East A-Z | 0 | - | 4.47 | 46,161 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,751 |
| A Quiz About Islam | 0 | - | 4.31 | 48,514 |
| History of Iran | 0 | - | 4.66 | 16,388 |
| Turkey Country Quiz | 0 | - | 4.42 | 75,919 |
| Countries That Don't Recognize Israel | 0 | - | 4.68 | 34,971 |
| Provinces of China | 0 | - | 4.97 | 205,894 |
| Japanese Prefectures | 0 | - | 4.98 | 137,831 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 33,201 |
| States of India | 0 | - | 4.95 | 194,313 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,432 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 110,409 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 97,153 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,531 |
| Turkey A-Z | 0 | - | 4.04 | 11,874 |
| Countries Closest to Yemen | 0 | - | 4.92 | 22,642 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 18,951 |
| Syria Country Quiz | 0 | - | 4.81 | 32,904 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,916 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 101,667 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 649,343 |
| Name that Greek Letter | 0 | - | 4.93 | 324,255 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,641 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 109,062 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 276,006 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,979 |
| Qatar Country Quiz | 0 | - | 4.86 | 31,603 |
| Iran... or Iraq? | 0 | - | 4.32 | 33,613 |
| History of Egypt | 0 | - | 4.58 | 24,064 |
| Countries Bordering Saudi Arabia | 0 | - | 4.96 | 132,826 |
| Oman Country Quiz | 0 | - | 4.86 | 26,980 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,794 |
| China's Territorial Disputes | 0 | - | 4.47 | 35,700 |
| Japanese Loanwords | 0 | - | 4.47 | 84,731 |
| Officially Recognized Languages of India | 0 | - | 4.39 | 31,425 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 530,811 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,402 |
| Asian Cities A-Z by Clue | 0 | - | 4.51 | 42,522 |
| Asian Physical Geography | 0 | - | 4.61 | 35,568 |
| East Asian Islands on the Map | 0 | - | 4.54 | 33,144 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 32,587 |
| Asia's Busiest Airports | 0 | - | 4.69 | 52,935 |
| Arab Spring Countries | 0 | - | 4.51 | 44,111 |
| Countries Closest to Egypt | 0 | - | 4.83 | 101,229 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,751 |
| Europe Map Quiz | 0 | - | 5.00 | 4,773,219 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,837 |
| Asian Islands | 0 | - | 4.49 | 20,869 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,287 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 65,862 |
| Asian Geography By Letter - M | 0 | - | 4.48 | 61,519 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 58,029 |
| Asian Geography by Letter - T | 0 | - | 4.51 | 57,489 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,565 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,624 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,299 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,123 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 43,146 |
| Asian Geography By Letter - O | 0 | - | 4.66 | 32,067 |
| Provinces of the Philippines | 0 | - | 4.56 | 50,509 |
| Dynasties of China | 0 | - | 4.64 | 27,981 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,485 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 58,296 |
| Countries of the Indian Diaspora | 0 | - | 4.46 | 59,552 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,677 |
| Oceania Map Quiz | 0 | - | 4.98 | 654,854 |
| Australian Capitals | 0 | - | 4.92 | 62,764 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,371 |
| Official European Union Languages | 0 | - | 4.97 | 239,008 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,190 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,359 |
| American to British Word Translation | 0 | - | 4.14 | 139,360 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,961 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,449,923 |
| Asia Map Quiz | 0 | - | 4.99 | 920,240 |
| Egyptian Gods and Goddesses | 0 | - | 4.43 | 27,592 |
| United Arab Emirates Country Quiz | 0 | - | 4.44 | 35,309 |
| Lebanon Country Quiz | 0 | - | 4.56 | 36,071 |
| Largest Indonesian Islands | 0 | - | 4.75 | 50,145 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 139,809 |
| History of China | 0 | - | 4.37 | 57,357 |
| History of India | 0 | - | 4.62 | 21,465 |
| Africa Map Quiz | 0 | - | 5.00 | 2,122,525 |
| Elemental Words | 0 | - | 4.96 | 52,403 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 708,730 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 51,010 |
| Australia Map Quiz | 0 | - | 4.95 | 345,311 |
| United States Map Quiz | 0 | - | 4.98 | 4,164,323 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,679 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.43 | 59,972 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,907 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,756 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,706 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,196 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,132 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,807 |
| The Only European Country ... | 0 | - | 4.91 | 217,581 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,702 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,927 |
| British Spellings | 0 | - | 4.06 | 99,517 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,153 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 52,030 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 51,300 |
| Asian Geography by Letter - I | 0 | - | 4.37 | 67,896 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,852 |
| Asian Geography by Letter - N | 0 | - | 4.34 | 50,322 |
| South Asian Cities by Map | 0 | - | 4.33 | 23,529 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,850 |
| Word Chain - Asia | 0 | - | 4.34 | 29,356 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,381 |
| Asian Geography By Letter - J | 0 | - | 4.27 | 34,818 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,588 |
| Kuwait Country Quiz | 0 | - | 4.79 | 22,933 |
| Bahrain Country Quiz | 0 | - | 4.69 | 21,769 |
| Saudi Arabia Country Quiz | 0 | - | 4.19 | 56,167 |
| Yemen Country Quiz | 0 | - | 4.57 | 29,640 |
| Palestine Country Quiz | 0 | - | 4.08 | 36,513 |
| Cyprus Country Quiz | 0 | - | 4.61 | 31,103 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,602 |
| Chinese Inventions | 0 | - | 4.30 | 33,826 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,429 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,427 |
| Japanese Companies | 0 | - | 4.28 | 34,270 |
| Four Main Islands of Japan | 0 | - | 4.53 | 26,957 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,826 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,828 |
| Countries of Africa | 0 | - | 5.00 | 2,546,590 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,155 |
| African East Coast | 0 | - | 4.96 | 96,344 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,201 |
| Country Name Etymologies #1 | 0 | - | 4.97 | 159,023 |
| Country Name Etymologies #2 | 0 | - | 4.96 | 86,722 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,511 |
| Flags of Oceania | 0 | - | 5.00 | 260,774 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,453 |
| Australian States and Territories | 0 | - | 4.96 | 142,309 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 145,798 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,377 |
| Australian Slang | 0 | - | 4.24 | 28,658 |
| Australia True or False | 0 | - | 4.87 | 56,970 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,736 |
| Regions of New Zealand | 0 | - | 4.84 | 28,606 |
| Flags of North and South America | 0 | - | 4.99 | 374,606 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,738 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,438 |
| The Only American Country ... | 0 | - | 4.92 | 121,854 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,322 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,170 |
| South America Map Quiz | 0 | - | 5.00 | 1,552,169 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,651 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 903,092 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,026,415 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,266 |
| North America Map Quiz | 0 | - | 4.98 | 249,628 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,898 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,459 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,639 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,795 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,820 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,646 |
| American Legal Vocabulary | 0 | - | 4.40 | 33,964 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 74,459 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,059 |
| US States Quiz | 0 | - | 5.00 | 16,926,750 |
| Canada Provinces and Territories | 0 | - | 5.00 | 343,960 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 642,028 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,332 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,250 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,982 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,437 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,249,615 |
| Celtic Nations | 0 | - | 4.69 | 47,006 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,005 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,331,364 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,991 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,500 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,086 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,920 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,410 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,789 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,658 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,438 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,573 |
