| Japanese Prefectures | 0 | - | 4.98 | 110,681 |
| Asian Geography By Letter - B | 0 | - | 4.83 | 62,423 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 258,624 |
| Provinces of China | 0 | - | 4.98 | 161,453 |
| Japanese Companies | 0 | - | 4.25 | 32,270 |
| Japan Country Quiz | 0 | - | 4.92 | 121,509 |
| Four Main Islands of Japan | 0 | - | 4.50 | 24,497 |
| Asian Geography By Letter - A | 0 | - | 4.66 | 68,058 |
| Asian Geography by Letter - H | 0 | - | 4.47 | 62,386 |
| Asian Geography By Letter - M | 0 | - | 4.46 | 58,841 |
| Asian Geography by Letter - P | 0 | - | 4.43 | 54,694 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 54,352 |
| Top Asian Languages on a Map | 0 | - | 4.94 | 62,091 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 213,233 |
| Asian Geography By Letter - L | 0 | - | 4.45 | 39,753 |
| Middle East A-Z | 0 | - | 4.46 | 43,480 |
| Countries where Arabic is an Official Language | 0 | - | 4.83 | 52,477 |
| Overseas Chinese Population | 0 | - | 4.55 | 40,609 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.89 | 80,826 |
| Provinces of Turkey | 0 | - | 4.95 | 180,894 |
| Famous Chinese People | 0 | - | 4.06 | 11,104 |
| States of India | 0 | - | 4.92 | 159,913 |
| U.S. Citizenship Test Questions | 0 | - | 4.86 | 224,295 |
| Asian Cities A-Z | 0 | - | 4.51 | 30,373 |
| A Quiz About Islam | 0 | - | 4.28 | 45,487 |
| Chinese Zodiac Quiz | 0 | - | 4.75 | 120,808 |
| Asian Geography By Letter - S | 0 | - | 4.20 | 54,284 |
| Asian Geography by Letter - D | 0 | - | 4.25 | 49,338 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 48,799 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 64,510 |
| Asian Geography by Letter - C | 0 | - | 4.31 | 61,876 |
| Asian Geography by Letter - N | 0 | - | 4.31 | 47,452 |
| Asian Geography By Letter - J | 0 | - | 4.29 | 32,007 |
| Asian Geography By Letter - O | 0 | - | 4.64 | 26,816 |
| Asian Geography By Letter - R | 0 | - | 4.45 | 23,465 |
| China Cities Map Quiz | 0 | - | 4.88 | 90,094 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 84,581 |
| Chinese Inventions | 0 | - | 4.26 | 32,731 |
| Cities of the Pearl River Delta | 0 | - | 4.61 | 14,594 |
| Chinese Geography on the Map | 0 | - | 4.58 | 22,380 |
| North Korea... or South Korea? | 0 | - | 4.49 | 76,086 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 95,295 |
| Countries and States in the Caucasus | 0 | - | 4.47 | 47,023 |
| Most Guessed Cities in Asia - Not Capitals | 0 | - | 4.38 | 27,326 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 82,140 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.42 | 252,056 |
| Countries That Don't Recognize Israel | 0 | - | 4.65 | 30,221 |
| China's Territorial Disputes | 0 | - | 4.42 | 33,222 |
| Countries Closest to Japan | 0 | - | 4.93 | 128,721 |
| Japanese Loanwords | 0 | - | 4.50 | 80,099 |
| Japanese Language - Katakana Practice | 0 | - | 4.58 | 27,042 |
| Pre-Euro Currencies | 0 | - | 4.42 | 49,900 |
| European Countries by First 2 Letters | 0 | - | 4.96 | 492,048 |
| Asian Physical Geography | 0 | - | 4.59 | 33,857 |
| Asia's Busiest Airports | 0 | - | 4.76 | 46,801 |
| Countries Closest to Yemen | 0 | - | 4.94 | 2,977 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.85 | 49,470 |
| Japan Multiple Choice | 0 | - | 4.50 | 38,291 |
| Africa A-Z | 0 | - | 4.55 | 44,071 |
| African Countries by First 2 Letters | 0 | - | 4.95 | 248,402 |
| Asian Islands | 0 | - | 4.45 | 20,010 |
| Asia Geography Quiz #1 | 0 | - | 4.79 | 51,319 |
| Asia Geography Quiz #2 | 0 | - | 4.63 | 45,893 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.71 | 34,105 |
| Middle Eastern Geography Quiz | 0 | - | 4.45 | 21,207 |
| Turkey A-Z | 0 | - | 4.19 | 10,602 |
| Provinces of the Philippines | 0 | - | 4.62 | 36,862 |
| Dynasties of China | 0 | - | 4.64 | 24,830 |
| Countries of the Indian Diaspora | 0 | - | 4.48 | 51,478 |
| The Americas Geography by Letter - B | 0 | - | 4.50 | 49,172 |
| The Americas Geography by Letter - S | 0 | - | 4.56 | 41,763 |
| Major non-NATO U.S. Allies | 0 | - | 4.43 | 33,957 |
| European Geography By Letter - A | 0 | - | 4.63 | 125,790 |
| European Geography By Letter - B #1 | 0 | - | 4.75 | 104,839 |
| European Geography By Letter - C | 0 | - | 4.45 | 106,165 |
| European Geography By Letter - D | 0 | - | 4.51 | 100,610 |
| European Geography By Letter - L | 0 | - | 4.51 | 106,286 |
| European Geography By Letter - M | 0 | - | 4.55 | 115,554 |
| European Geography By Letter - P | 0 | - | 4.79 | 90,665 |
| European Geography By Letter - N | 0 | - | 4.42 | 94,406 |
| European Geography By Letter - V | 0 | - | 4.45 | 87,428 |
| Europe Map Quiz | 0 | - | 5.00 | 4,353,571 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 94,728 |
| 100 Most Common English Words | 0 | - | 4.90 | 1,190,211 |
| United Kingdom A-Z | 0 | - | 4.53 | 81,721 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,356,146 |
| Asia Map Quiz | 0 | - | 4.99 | 800,897 |
| East Asian Islands on the Map | 0 | - | 4.55 | 31,186 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.41 | 30,790 |
| Largest Indonesian Islands | 0 | - | 4.69 | 45,487 |
| History of China | 0 | - | 4.38 | 51,337 |
| Sushi Translation | 0 | - | 4.11 | 13,290 |
| Taiwan Country Quiz | 0 | - | 4.74 | 40,274 |
| History of India | 0 | - | 4.52 | 19,538 |
| Africa Map Quiz | 0 | - | 5.00 | 1,961,723 |
| Oceania Map Quiz | 0 | - | 4.98 | 577,041 |
| Australian Capitals | 0 | - | 4.92 | 61,123 |
| Count to 10 in Europe: Pro | 0 | - | 4.81 | 61,972 |
| Official European Union Languages | 0 | - | 4.98 | 204,019 |
| European Countries in their Native Language | 0 | - | 4.99 | 146,103 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 392,773 |
| Most Common English Verbs - Extreme | 0 | - | 4.95 | 139,918 |
| Famous Nordic People | 0 | - | 4.41 | 10,736 |
| Countries that Beat Switzerland | 0 | - | 4.87 | 38,370 |
| Asia Geography Quiz #3 | 0 | - | 4.51 | 30,925 |
| South Asian Cities by Map | 0 | - | 4.37 | 22,414 |
| Asian Last Names in the United States | 0 | - | 4.42 | 43,818 |
| Word Chain - Asia | 0 | - | 4.32 | 28,035 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 81,856 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,293,848 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.17 | 14,614 |
| Ottoman Empire Quiz | 0 | - | 4.42 | 15,878 |
| Emirates of the United Arab Emirates | 0 | - | 4.54 | 17,029 |
| English Words of Arabic Origin | 0 | - | 4.53 | 47,341 |
| Largest Philippines Islands | 0 | - | 4.60 | 20,112 |
| Embarrassing Chapters in Chinese History | 0 | - | 3.56 | 15,860 |
| South Korea Country Quiz | 0 | - | 4.75 | 73,021 |
| Countries of Africa | 0 | - | 5.00 | 2,216,760 |
| African East Coast | 0 | - | 4.97 | 85,833 |
| Western Africa Map Quiz | 0 | - | 4.98 | 62,282 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 41,670 |
| Australia Map Quiz | 0 | - | 4.94 | 323,164 |
| American Countries on the Pacific Coast | 0 | - | 4.81 | 46,778 |
| The Americas Geography by Letter - C | 0 | - | 4.26 | 54,922 |
| The Americas Geography by Letter - A | 0 | - | 4.29 | 42,022 |
| The Americas Geography by Letter - T | 0 | - | 4.23 | 38,725 |
| The Americas Geography by Letter - P | 0 | - | 4.35 | 36,489 |
| The Americas Geography by Letter - M | 0 | - | 4.37 | 36,482 |
| U.S. Federal Holidays | 0 | - | 4.29 | 96,383 |
| United States Map Quiz | 0 | - | 4.98 | 3,934,408 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 707,191 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 197,029 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.93 | 87,388 |
| Countries That Use the Euro | 0 | - | 4.93 | 66,254 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 339,732 |
| European Geography By Letter - E | 0 | - | 4.21 | 106,686 |
| European Geography By Letter - F | 0 | - | 4.16 | 86,166 |
| European Geography By Letter - H | 0 | - | 4.31 | 89,789 |
| European Geography By Letter - G | 0 | - | 4.25 | 95,989 |
| European Geography By Letter - I | 0 | - | 4.10 | 89,769 |
| European Geography By Letter - K | 0 | - | 4.14 | 65,239 |
| European Geography By Letter - O | 0 | - | 4.28 | 58,409 |
| European Geography By Letter - R | 0 | - | 4.40 | 88,320 |
| European Geography by Letter - W | 0 | - | 4.22 | 78,833 |
| European Geography By Letter - T | 0 | - | 4.40 | 71,593 |
| Europe Geography Decoder | 0 | - | 4.88 | 64,331 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 47,400 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 95,440 |
| European Geography A-Z | 0 | - | 4.37 | 45,953 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.83 | 39,335 |
| The Only European Country ... | 0 | - | 4.93 | 183,255 |
| Famous Germans | 0 | - | 4.39 | 35,358 |
| Famous Italians | 0 | - | 4.40 | 67,411 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 229,309 |
| Countries with Nuclear Weapons | 0 | - | 4.89 | 234,836 |
| Countries with NO Military | 0 | - | 4.97 | 50,878 |
| Top Arms Exporting Countries | 0 | - | 4.95 | 77,612 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 128,245 |
| Monarchies of the World | 0 | - | 4.93 | 154,343 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 82,803 |
| Countries where the Sea Freezes | 0 | - | 4.90 | 82,327 |
| Largest Countries Without Deserts | 0 | - | 4.87 | 67,305 |
| Disney Animated Characters | 0 | - | 4.88 | 578,261 |
| All Disney Animated Movies | 0 | - | 4.84 | 404,343 |
| Countries by Number of Books Published | 0 | - | 4.95 | 64,760 |
| Fast Math - Addition | 0 | - | 4.82 | 485,612 |
| Fast Math - Double That Number! | 0 | - | 4.81 | 555,967 |
| NATO Countries Quiz | 0 | - | 4.98 | 229,330 |
| EU Countries Quiz | 0 | - | 4.99 | 231,405 |
| Top Five Countries by Religion | 0 | - | 4.90 | 146,100 |
| 7 Deadly Sins Quiz | 0 | - | 4.86 | 349,165 |
| Books of the Protestant Bible | 0 | - | 4.87 | 182,478 |
| Majority Muslim Countries | 0 | - | 4.97 | 317,541 |
| Astronomy Quiz | 0 | - | 4.88 | 72,885 |
| Countries with the Longest High Speed Rail Networks | 0 | - | 4.89 | 58,830 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.86 | 92,673 |
| Most Common JetPunk Answers - Countries | 0 | - | 4.89 | 76,812 |
| Countries with the Most Major Earthquakes | 0 | - | 4.94 | 110,479 |
| Country Superlatives - Top 2 | 0 | - | 4.99 | 66,805 |
| Add A Letter - Make a European City | 0 | - | 4.86 | 21,280 |
| Counties of England | 0 | - | 4.97 | 704,652 |
| London A-Z | 0 | - | 4.19 | 38,831 |
| Flags of Asia Quiz | 0 | - | 4.99 | 535,049 |
| East Asia Cities Map Quiz | 0 | - | 4.97 | 101,685 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 142,661 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 90,220 |
| 10 Easternmost Countries in Asia | 0 | - | 4.98 | 98,213 |
| Countries of Asia with Two or More Words | 0 | - | 4.95 | 112,827 |
| Asian Countries Ending in "IA" | 0 | - | 4.94 | 95,267 |
| Countries of the Middle East | 0 | - | 4.96 | 176,971 |
| Word Chain - The Middle East | 0 | - | 4.03 | 14,150 |
| Iran... or Iraq? | 0 | - | 4.32 | 31,761 |
| History of Egypt | 0 | - | 4.56 | 22,458 |
| China Country Quiz | 0 | - | 4.40 | 106,131 |
| Georgia ... or Georgia? | 0 | - | 4.79 | 72,678 |
| Officially Recognized Languages of India | 0 | - | 4.39 | 28,473 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 15,978 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 92,655 |
| Flags of Africa Quiz | 0 | - | 4.99 | 396,493 |
| Landlocked Countries in Africa | 0 | - | 4.98 | 21,124 |
