| Top Asian Languages on a Map | 0 | - | 4.94 | 68,331 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 272,334 |
| States of India | 0 | - | 4.94 | 182,137 |
| Countries of the Indian Diaspora | 0 | - | 4.46 | 53,321 |
| History of India | 0 | - | 4.61 | 20,918 |
| Top African Languages on a Map | 0 | - | 4.92 | 68,331 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.95 | 209,360 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 224,973 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.92 | 46,513 |
| Countries where Arabic is an Official Language | 0 | - | 4.84 | 54,222 |
| The Life of Gandhi | 0 | - | 4.37 | 12,917 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 64,903 |
| Provinces of Turkey | 0 | - | 4.95 | 195,083 |
| Provinces of China | 0 | - | 4.97 | 189,144 |
| Japanese Prefectures | 0 | - | 4.98 | 127,937 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 63,394 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 77,467 |
| States of India Map Quiz | 0 | - | 4.89 | 24,533 |
| European Countries by First 2 Letters | 0 | - | 4.96 | 517,615 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 50,116 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 85,918 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.42 | 267,074 |
| Countries Closest to Yemen | 0 | - | 4.90 | 21,441 |
| English Words of Arabic Origin | 0 | - | 4.53 | 49,072 |
| China's Territorial Disputes | 0 | - | 4.44 | 34,847 |
| Japanese Language - Katakana Practice | 0 | - | 4.59 | 31,367 |
| Countries With the Most Russian Speakers | 0 | - | 4.95 | 73,719 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 625,195 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.39 | 31,926 |
| African Countries by First 2 Letters | 0 | - | 4.95 | 262,285 |
| Top European Languages on a Map | 0 | - | 4.77 | 128,229 |
| Asian Physical Geography | 0 | - | 4.59 | 34,997 |
| East Asian Islands on the Map | 0 | - | 4.54 | 32,458 |
| Asia's Busiest Airports | 0 | - | 4.75 | 50,961 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,008 |
| India Cities Map Quiz | 0 | - | 4.64 | 59,718 |
| Australian Capitals | 0 | - | 4.92 | 62,222 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 66,752 |
| Official European Union Languages | 0 | - | 4.98 | 231,944 |
| European Countries in their Native Language | 0 | - | 4.99 | 153,768 |
| Europe Map Quiz | 0 | - | 5.00 | 4,640,796 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.70 | 64,495 |
| Name that Greek Letter | 0 | - | 4.93 | 315,440 |
| Asian Islands | 0 | - | 4.49 | 20,565 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,067 |
| Asian Geography by Letter - H | 0 | - | 4.48 | 64,574 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 60,543 |
| Asian Geography by Letter - P | 0 | - | 4.44 | 56,816 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 56,367 |
| Asia Geography Quiz #1 | 0 | - | 4.77 | 52,750 |
| Asia Geography Quiz #2 | 0 | - | 4.59 | 47,705 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 31,814 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 35,382 |
| Asian Geography By Letter - L | 0 | - | 4.48 | 41,901 |
| Middle East A-Z | 0 | - | 4.46 | 45,118 |
| Middle Eastern Geography Quiz | 0 | - | 4.52 | 26,655 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.83 | 52,104 |
| Provinces of the Philippines | 0 | - | 4.57 | 44,410 |
| Dynasties of China | 0 | - | 4.64 | 26,861 |
| Overseas Chinese Population | 0 | - | 4.55 | 42,524 |
| Things that Have Been Banned in China | 0 | - | 4.33 | 57,322 |
| Africa Map Quiz | 0 | - | 5.00 | 2,069,657 |
| Oceania Map Quiz | 0 | - | 4.98 | 618,051 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 416,668 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,219 |
| Asian Cities A-Z | 0 | - | 4.51 | 31,162 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,419,470 |
| Asia Map Quiz | 0 | - | 4.99 | 878,490 |
| Most Guessed Cities in Asia - Not Capitals | 0 | - | 4.41 | 28,472 |
| A Quiz About Islam | 0 | - | 4.30 | 47,380 |
| Countries That Don't Recognize Israel | 0 | - | 4.58 | 33,284 |
| Largest Indonesian Islands | 0 | - | 4.74 | 48,659 |
| Chinese Zodiac Quiz | 0 | - | 4.73 | 124,636 |
| History of China | 0 | - | 4.39 | 55,428 |
| North Korea... or South Korea? | 0 | - | 4.48 | 79,228 |
| Countries of Africa | 0 | - | 5.00 | 2,426,337 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 42,341 |
| African East Coast | 0 | - | 4.96 | 92,550 |
| Western Africa Map Quiz | 0 | - | 4.97 | 70,387 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 47,637 |
| Australia Map Quiz | 0 | - | 4.94 | 337,562 |
| United States Map Quiz | 0 | - | 4.98 | 4,096,597 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 58,690 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 204,192 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 90,777 |
| Countries That Use the Euro | 0 | - | 4.97 | 96,483 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 356,568 |
| Europe Geography Decoder | 0 | - | 4.86 | 68,175 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 108,723 |
| The Only European Country ... | 0 | - | 4.92 | 204,862 |
| European Countries NOT in NATO | 0 | - | 4.88 | 54,825 |
| Countries that Beat Switzerland | 0 | - | 4.87 | 40,812 |
| Asian Geography By Letter - S | 0 | - | 4.21 | 55,480 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,021 |
| Asian Geography by Letter - G | 0 | - | 4.37 | 50,379 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 66,667 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 63,774 |
| Asian Geography by Letter - N | 0 | - | 4.33 | 49,318 |
| South Asian Cities by Map | 0 | - | 4.34 | 23,177 |
| Asian Last Names in the United States | 0 | - | 4.43 | 45,823 |
| Word Chain - Asia | 0 | - | 4.34 | 28,960 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 92,682 |
| Asian Geography By Letter - J | 0 | - | 4.25 | 33,823 |
| Asian Geography By Letter - O | 0 | - | 4.66 | 30,307 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,357,122 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.20 | 15,251 |
| Ottoman Empire Quiz | 0 | - | 4.46 | 16,687 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 18,227 |
| Largest Philippines Islands | 0 | - | 4.63 | 23,887 |
| Chinese Inventions | 0 | - | 4.29 | 33,501 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,129 |
| Chinese Geography on the Map | 0 | - | 4.56 | 23,697 |
| Japanese Companies | 0 | - | 4.27 | 33,626 |
| Four Main Islands of Japan | 0 | - | 4.52 | 26,147 |
| Capitals in their Native Languages | 0 | - | 4.94 | 131,522 |
| Japanese Loanwords | 0 | - | 4.47 | 83,312 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,186 |
| Maldives Country Quiz | 0 | - | 4.70 | 18,358 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 96,710 |
| Flags of Africa Quiz | 0 | - | 5.00 | 440,484 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 211,758 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 113,271 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 157,326 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 132,269 |
| African Island Countries | 0 | - | 4.96 | 98,281 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 237,906 |
| Australian States and Territories | 0 | - | 4.96 | 138,039 |
| Australian Immigration by Country | 0 | - | 4.81 | 76,232 |
| Australia True or False | 0 | - | 4.87 | 55,483 |
| Flags of North and South America | 0 | - | 4.99 | 344,222 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 111,141 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 141,286 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 123,364 |
| South America Map Quiz | 0 | - | 5.00 | 1,516,046 |
| Countries of North America Quiz | 0 | - | 5.00 | 980,807 |
| North America Map Quiz | 0 | - | 4.98 | 233,489 |
| Third Most Common Language by U.S. State | 0 | - | 4.89 | 112,403 |
| Canada Provinces and Territories | 0 | - | 5.00 | 324,984 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 619,286 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 53,020 |
| Straight Shot to Antarctica | 0 | - | 4.93 | 41,347 |
| Add A Letter - Make a European City | 0 | - | 4.88 | 22,745 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,164,433 |
| Celtic Nations | 0 | - | 4.69 | 46,356 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,294,523 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 188,644 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 147,546 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 84,641 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.85 | 85,356 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 302,857 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 155,757 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.94 | 63,341 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 85,413 |
| Eastern Europe Map Quiz | 0 | - | 4.90 | 124,049 |
| Slavic Countries | 0 | - | 4.96 | 108,654 |
| Germany Multiple Choice | 0 | - | 4.83 | 52,962 |
| Languages of Spain | 0 | - | 4.36 | 22,767 |
| Counties of England | 0 | - | 4.97 | 768,903 |
| Flags of Asia Quiz | 0 | - | 4.99 | 582,847 |
| East Asia Cities Map Quiz | 0 | - | 4.97 | 107,317 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 150,320 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 96,344 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 104,955 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 122,448 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 103,708 |
| Countries of the Middle East | 0 | - | 4.95 | 193,507 |
| Word Chain - The Middle East | 0 | - | 4.02 | 14,766 |
| Iran... or Iraq? | 0 | - | 4.32 | 32,905 |
| History of Egypt | 0 | - | 4.58 | 23,696 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.88 | 116,338 |
| Biggest Cities by Language | 0 | - | 4.95 | 226,771 |
| Flags to Languages | 0 | - | 4.95 | 168,929 |
| Capital Cities with Spanish Names | 0 | - | 4.89 | 74,197 |
| Georgia ... or Georgia? | 0 | - | 4.69 | 75,426 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 58,846 |
| Africa Geography Quiz #1 | 0 | - | 4.92 | 48,370 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 30,784 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 70,871 |
| The Only African Country ... | 0 | - | 4.98 | 126,466 |
| African Countries by a Single Clue | 0 | - | 4.92 | 66,886 |
| Pixelated Africa Map | 0 | - | 4.98 | 96,383 |
| Countries Closest to Africa | 0 | - | 4.96 | 153,676 |
| Flags of Oceania | 0 | - | 5.00 | 243,659 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.96 | 25,279 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 141,505 |
| Australia Country Quiz | 0 | - | 4.43 | 68,214 |
| Regions of New Zealand | 0 | - | 4.85 | 27,231 |
| The Only American Country ... | 0 | - | 4.92 | 117,707 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 107,895 |
| Uruguay Country Quiz | 0 | - | 4.82 | 30,737 |
| Central America and Caribbean Map Quiz | 0 | - | 4.88 | 891,002 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 54,371 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 92,164 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 58,569 |
| U.S. State Border Crossings | 0 | - | 4.96 | 88,045 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 234,791 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 72,593 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 70,800 |
| US States Quiz | 0 | - | 5.00 | 16,246,316 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 102,693 |
