| English Words of Arabic Origin | 0 | - | 4.54 | 49,718 |
| Japanese Loanwords | 0 | - | 4.47 | 84,565 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,677 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,849 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 706,631 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,164 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,248 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,998 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,436 |
| Provinces of the Philippines | 0 | - | 4.56 | 49,493 |
| States of India | 0 | - | 4.94 | 192,605 |
| German Loan Words | 0 | - | 4.27 | 135,724 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,405 |
| Provinces of Turkey | 0 | - | 4.95 | 203,653 |
| Largest Indonesian Islands | 0 | - | 4.75 | 49,965 |
| Vietnam Country Quiz | 0 | - | 4.74 | 63,433 |
| Provinces of China | 0 | - | 4.97 | 203,462 |
| Japanese Prefectures | 0 | - | 4.98 | 136,427 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,073 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,232 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,093 |
| Countries Closest to Yemen | 0 | - | 4.91 | 22,487 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,932 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,304 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,529 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,406 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,421 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 646,101 |
| Name that Greek Letter | 0 | - | 4.93 | 323,086 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,445 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,705 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 274,770 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,709 |
| Brunei Country Quiz | 0 | - | 4.87 | 21,892 |
| China's Territorial Disputes | 0 | - | 4.44 | 35,606 |
| American Legal Vocabulary | 0 | - | 4.40 | 33,883 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 528,692 |
| Ancient Greek Words | 0 | - | 4.93 | 111,350 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 35,418 |
| Asian Physical Geography | 0 | - | 4.60 | 35,479 |
| East Asian Islands on the Map | 0 | - | 4.54 | 33,053 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.39 | 32,529 |
| Asia's Busiest Airports | 0 | - | 4.77 | 52,658 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,651 |
| Countries of the Indian Diaspora | 0 | - | 4.48 | 58,806 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,870 |
| Europe Map Quiz | 0 | - | 5.00 | 4,755,417 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,633 |
| Asian Islands | 0 | - | 4.49 | 20,819 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,064 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,623 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,357 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,819 |
| Asian Geography by Letter - T | 0 | - | 4.51 | 57,298 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,472 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,494 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,223 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,030 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,942 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,751 |
| Middle East A-Z | 0 | - | 4.47 | 45,974 |
| Dynasties of China | 0 | - | 4.64 | 27,824 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,345 |
| Mythical Creatures #2 | 0 | - | 4.05 | 111,569 |
| Christmas Vocabulary | 0 | - | 4.06 | 33,373 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,602 |
| History of India | 0 | - | 4.61 | 21,396 |
| Africa Map Quiz | 0 | - | 5.00 | 2,114,609 |
| Oceania Map Quiz | 0 | - | 4.98 | 640,572 |
| Australian Capitals | 0 | - | 4.92 | 62,694 |
| United States Map Quiz | 0 | - | 4.98 | 4,153,923 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,601 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 59,821 |
| Native American Words | 0 | - | 4.26 | 24,753 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,997 |
| Official European Union Languages | 0 | - | 4.97 | 238,122 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,612 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,492 |
| American to British Word Translation | 0 | - | 4.14 | 138,746 |
| British Spellings | 0 | - | 4.06 | 99,404 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,051 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,875 |
| Asian Geography by Letter - G | 0 | - | 4.35 | 51,163 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 67,718 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,678 |
| Asian Geography by Letter - N | 0 | - | 4.33 | 50,180 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,446,507 |
| Asia Map Quiz | 0 | - | 4.99 | 914,447 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,710 |
| Asian Geography By Letter - J | 0 | - | 4.25 | 34,663 |
| A Quiz About Islam | 0 | - | 4.31 | 48,396 |
| Ottoman Empire Quiz | 0 | - | 4.42 | 17,101 |
| Countries That Don't Recognize Israel | 0 | - | 4.67 | 34,748 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 18,868 |
| Singapore Country Quiz | 0 | - | 4.74 | 45,331 |
| Philippines Country Quiz | 0 | - | 4.56 | 75,369 |
| Thailand Country Quiz | 0 | - | 4.53 | 53,183 |
| Indonesia Country Quiz | 0 | - | 4.78 | 75,032 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 139,500 |
| Chinese Inventions | 0 | - | 4.30 | 33,780 |
| History of China | 0 | - | 4.37 | 57,046 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,373 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,345 |
| Japanese Companies | 0 | - | 4.28 | 34,190 |
| Four Main Islands of Japan | 0 | - | 4.53 | 26,915 |
| Sushi Translation | 0 | - | 4.08 | 13,936 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 32,950 |
| Elemental Words | 0 | - | 4.96 | 52,222 |
| Movie Title Vocabulary Quiz #1 | 0 | - | 4.23 | 59,689 |
| Song Title Vocabulary | 0 | - | 4.35 | 62,353 |
| Last Name Vocabulary | 0 | - | 4.17 | 56,268 |
| Georgia ... or Georgia? | 0 | - | 4.67 | 76,672 |
| Officially Recognized Languages of India | 0 | - | 4.38 | 31,272 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,743 |
| Countries of Africa | 0 | - | 5.00 | 2,530,060 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,867 |
| Flags of Africa Quiz | 0 | - | 5.00 | 469,246 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,599 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,637 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,384 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,995 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,071 |
| African East Coast | 0 | - | 4.96 | 95,828 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,157 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,608 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,673 |
| African Island Countries | 0 | - | 4.96 | 101,422 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,056 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,452 |
| Australian States and Territories | 0 | - | 4.96 | 141,695 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,230 |
| Australian Slang | 0 | - | 4.24 | 28,596 |
| Australia Map Quiz | 0 | - | 4.95 | 343,835 |
| Australia True or False | 0 | - | 4.87 | 56,767 |
| Flags of North and South America | 0 | - | 4.99 | 371,885 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,509 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,083 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,287 |
| South America Map Quiz | 0 | - | 5.00 | 1,547,304 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,020,538 |
| North America Map Quiz | 0 | - | 4.98 | 247,662 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,652 |
| Canada Provinces and Territories | 0 | - | 5.00 | 341,355 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 639,150 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,038 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,733 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,578 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,788 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,360 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,534 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,239,922 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,938 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,326,191 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,878 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,828 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,422 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,968 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,983 |
| The Only European Country ... | 0 | - | 4.91 | 215,981 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,246 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,962 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 170,600 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,768 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,000 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,723 |
| Slavic Countries | 0 | - | 4.96 | 111,487 |
| 15 Most Populous Countries that Speak a Germanic Language | 0 | - | 4.39 | 82,496 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,285 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,755 |
| British to American Word Translation | 0 | - | 3.74 | 255,000 |
| British Foods by Description | 0 | - | 3.94 | 48,313 |
| British and American Word Differences | 0 | - | 2.63 | 46,857 |
| Counties of England | 0 | - | 4.97 | 794,792 |
| Flags of Asia Quiz | 0 | - | 4.99 | 611,421 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,083 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,525 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,970 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,806 |
| South Asian Cities by Map | 0 | - | 4.33 | 23,493 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,652 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,273 |
| Word Chain - Asia | 0 | - | 4.34 | 29,299 |
| Most Guessed Cities in Asia - Not Capitals | 0 | - | 4.37 | 28,952 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,633 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,380,834 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,547 |
| Countries of the Middle East | 0 | - | 4.96 | 200,732 |
| Iran... or Iraq? | 0 | - | 4.32 | 33,547 |
| History of Egypt | 0 | - | 4.58 | 24,008 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.80 | 53,195 |
| Laos Country Quiz | 0 | - | 4.54 | 26,726 |
| East Timor Country Quiz | 0 | - | 4.48 | 22,674 |
| Myanmar Country Quiz | 0 | - | 4.55 | 30,697 |
| Cambodia Country Quiz | 0 | - | 4.58 | 28,820 |
| Foods by Alternate Definition | 0 | - | 3.88 | 53,484 |
| First Name Vocabulary #1 | 0 | - | 3.84 | 48,532 |
| First Name Vocabulary #2 | 0 | - | 3.97 | 36,743 |
| Country Name Etymologies #1 | 0 | - | 4.97 | 158,753 |
| Country Name Etymologies #2 | 0 | - | 4.96 | 86,458 |
| Countries by Languages in 90 Seconds | 0 | - | 4.94 | 718,891 |
