| English Words of Arabic Origin | 0 | - | 4.54 | 49,614 |
| Japanese Loanwords | 0 | - | 4.47 | 84,368 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,196 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,530 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 704,530 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,476 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,738 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,856 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,261 |
| Provinces of the Philippines | 0 | - | 4.56 | 48,348 |
| States of India | 0 | - | 4.94 | 190,456 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,669 |
| German Loan Words | 0 | - | 4.27 | 135,474 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,024 |
| Provinces of Turkey | 0 | - | 4.95 | 201,404 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,497 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,843 |
| Largest Indonesian Islands | 0 | - | 4.75 | 49,691 |
| Vietnam Country Quiz | 0 | - | 4.74 | 63,065 |
| Provinces of China | 0 | - | 4.97 | 200,308 |
| Japanese Prefectures | 0 | - | 4.98 | 134,729 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,636 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,464 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 642,282 |
| Name that Greek Letter | 0 | - | 4.94 | 321,781 |
| Countries Closest to Yemen | 0 | - | 4.91 | 22,322 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,385 |
| Countries Closest to Indonesia | 0 | - | 4.96 | 104,002 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,108 |
| American Legal Vocabulary | 0 | - | 4.40 | 33,797 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,188 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,238 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 273,186 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,293 |
| Brunei Country Quiz | 0 | - | 4.87 | 21,774 |
| China's Territorial Disputes | 0 | - | 4.44 | 35,466 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,517 |
| Ancient Greek Words | 0 | - | 4.92 | 110,746 |
| Asian Cities A-Z by Clue | 0 | - | 4.51 | 34,387 |
| Asian Physical Geography | 0 | - | 4.61 | 35,376 |
| East Asian Islands on the Map | 0 | - | 4.54 | 32,938 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.39 | 32,437 |
| Asia's Busiest Airports | 0 | - | 4.77 | 52,318 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,542 |
| Countries of the Indian Diaspora | 0 | - | 4.46 | 53,933 |
| History of India | 0 | - | 4.61 | 21,295 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,635 |
| Native American Words | 0 | - | 4.26 | 24,709 |
| Europe Map Quiz | 0 | - | 5.00 | 4,733,131 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,405 |
| American to British Word Translation | 0 | - | 4.10 | 133,176 |
| Asian Islands | 0 | - | 4.49 | 20,771 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,844 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,410 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,179 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,583 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 57,092 |
| Asia Geography Quiz #1 | 0 | - | 4.78 | 53,333 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,342 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,161 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 35,916 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,738 |
| A Quiz About Islam | 0 | - | 4.31 | 48,220 |
| Middle East A-Z | 0 | - | 4.47 | 45,807 |
| Countries That Don't Recognize Israel | 0 | - | 4.63 | 34,467 |
| Singapore Country Quiz | 0 | - | 4.74 | 45,081 |
| Philippines Country Quiz | 0 | - | 4.56 | 74,930 |
| Thailand Country Quiz | 0 | - | 4.53 | 52,886 |
| Indonesia Country Quiz | 0 | - | 4.78 | 74,600 |
| Malaysia Country Quiz | 0 | - | 4.59 | 38,921 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 138,996 |
| Dynasties of China | 0 | - | 4.64 | 27,627 |
| History of China | 0 | - | 4.37 | 56,718 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,181 |
| Sushi Translation | 0 | - | 4.08 | 13,905 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 32,581 |
| Last Name Vocabulary | 0 | - | 4.17 | 56,193 |
| Mythical Creatures #2 | 0 | - | 4.04 | 111,113 |
| Christmas Vocabulary | 0 | - | 4.06 | 33,347 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,316 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,657 |
| Countries of Africa | 0 | - | 5.00 | 2,509,546 |
| Africa Map Quiz | 0 | - | 5.00 | 2,105,019 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,869 |
| African East Coast | 0 | - | 4.96 | 95,108 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,992 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,689 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,840 |
| Australian Capitals | 0 | - | 4.92 | 62,596 |
| Australia Map Quiz | 0 | - | 4.94 | 342,606 |
| United States Map Quiz | 0 | - | 4.98 | 4,142,753 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,528 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 59,610 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,255 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,239 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,119 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,616 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,448 |
| Official European Union Languages | 0 | - | 4.97 | 237,007 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,740 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,560 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,674 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,419 |
| The Only European Country ... | 0 | - | 4.91 | 214,005 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,661 |
| 15 Most Populous Countries that Speak a Germanic Language | 0 | - | 4.39 | 82,325 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,577 |
| British Spellings | 0 | - | 4.07 | 99,256 |
| Asian Geography By Letter - S | 0 | - | 4.18 | 55,932 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,719 |
| Asian Geography by Letter - G | 0 | - | 4.35 | 51,005 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 67,534 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,518 |
| Asian Geography by Letter - N | 0 | - | 4.33 | 50,027 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,441,308 |
| Asia Map Quiz | 0 | - | 4.99 | 907,531 |
| South Asian Cities by Map | 0 | - | 4.33 | 23,435 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,530 |
| Word Chain - Asia | 0 | - | 4.34 | 29,224 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,539 |
| Asian Geography By Letter - J | 0 | - | 4.25 | 34,511 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,468 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,376,418 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,494 |
| Iran... or Iraq? | 0 | - | 4.32 | 33,456 |
| Ottoman Empire Quiz | 0 | - | 4.42 | 17,035 |
| History of Egypt | 0 | - | 4.58 | 23,940 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 18,735 |
| Laos Country Quiz | 0 | - | 4.54 | 26,584 |
| East Timor Country Quiz | 0 | - | 4.48 | 22,550 |
| Myanmar Country Quiz | 0 | - | 4.55 | 30,528 |
| Cambodia Country Quiz | 0 | - | 4.58 | 28,693 |
| Chinese Inventions | 0 | - | 4.30 | 33,728 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,310 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,204 |
| Japanese Companies | 0 | - | 4.28 | 34,089 |
| Four Main Islands of Japan | 0 | - | 4.52 | 26,785 |
| Elemental Words | 0 | - | 4.96 | 52,013 |
| Foods by Alternate Definition | 0 | - | 3.88 | 53,431 |
| Movie Title Vocabulary Quiz #1 | 0 | - | 4.23 | 59,576 |
| Song Title Vocabulary | 0 | - | 4.35 | 62,225 |
| First Name Vocabulary #1 | 0 | - | 3.84 | 48,231 |
| First Name Vocabulary #2 | 0 | - | 3.96 | 36,425 |
| Country Name Etymologies #1 | 0 | - | 4.97 | 158,224 |
| Country Name Etymologies #2 | 0 | - | 4.96 | 86,016 |
| Georgia ... or Georgia? | 0 | - | 4.69 | 76,444 |
| Officially Recognized Languages of India | 0 | - | 4.38 | 31,084 |
| The Life of Gandhi | 0 | - | 4.37 | 13,020 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,460 |
| Flags of Africa Quiz | 0 | - | 5.00 | 463,841 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,016 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,694 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,627 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,333 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,535 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,274 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,213 |
| The Only African Country ... | 0 | - | 4.99 | 128,398 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,794 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,544 |
| African Island Countries | 0 | - | 4.96 | 100,839 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,753 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,125 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,148 |
| Flags of Oceania | 0 | - | 5.00 | 255,466 |
| Australian States and Territories | 0 | - | 4.96 | 140,969 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,478 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,034 |
| Australian Slang | 0 | - | 4.25 | 28,490 |
| Australia True or False | 0 | - | 4.87 | 56,530 |
| Flags of North and South America | 0 | - | 4.99 | 367,736 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,173 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,202 |
| The Only American Country ... | 0 | - | 4.92 | 120,812 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,388 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,303 |
| South America Map Quiz | 0 | - | 5.00 | 1,541,616 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,941 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,012,425 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,031 |
| North America Map Quiz | 0 | - | 4.98 | 244,673 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 93,937 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,052 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,989 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,403 |
| Third Most Common Language by U.S. State | 0 | - | 4.89 | 113,390 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,906 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,110 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,526 |
| US States Quiz | 0 | - | 5.00 | 16,711,027 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 87,339 |
| Canada Provinces and Territories | 0 | - | 5.00 | 338,136 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 636,217 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,659 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,397 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,515 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,249 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,227,777 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,372 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,320,437 |
