| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,760 |
| China's Territorial Disputes | 0 | - | 4.47 | 35,697 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,748 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,681 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,861 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,161 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,612 |
| Dynasties of China | 0 | - | 4.64 | 27,979 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 58,291 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,744 |
| Provinces of Turkey | 0 | - | 4.94 | 204,760 |
| Provinces of China | 0 | - | 4.97 | 205,854 |
| History of China | 0 | - | 4.37 | 57,355 |
| Japanese Prefectures | 0 | - | 4.98 | 137,794 |
| States of India | 0 | - | 4.95 | 194,279 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 110,385 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 530,763 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,634 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 109,050 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 275,977 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,971 |
| Countries Closest to Yemen | 0 | - | 4.92 | 22,641 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 32,585 |
| Asian Cities A-Z by Clue | 0 | - | 4.51 | 42,482 |
| Asian Physical Geography | 0 | - | 4.61 | 35,568 |
| East Asian Islands on the Map | 0 | - | 4.54 | 33,143 |
| Asia's Busiest Airports | 0 | - | 4.69 | 52,931 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,655 |
| Australian Capitals | 0 | - | 4.92 | 62,760 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,356 |
| Official European Union Languages | 0 | - | 4.97 | 238,981 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,177 |
| Europe Map Quiz | 0 | - | 5.00 | 4,772,698 |
| Asian Islands | 0 | - | 4.49 | 20,868 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,280 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 65,853 |
| Asian Geography By Letter - M | 0 | - | 4.48 | 61,513 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 58,024 |
| Asian Geography by Letter - T | 0 | - | 4.51 | 57,486 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,562 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,618 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,296 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,121 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 43,143 |
| Asian Geography By Letter - O | 0 | - | 4.66 | 32,055 |
| Middle East A-Z | 0 | - | 4.47 | 46,157 |
| Provinces of the Philippines | 0 | - | 4.56 | 50,491 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,480 |
| Countries of the Indian Diaspora | 0 | - | 4.46 | 59,542 |
| Oceania Map Quiz | 0 | - | 4.98 | 654,593 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,238 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,449,869 |
| Asia Map Quiz | 0 | - | 4.99 | 920,070 |
| A Quiz About Islam | 0 | - | 4.31 | 48,513 |
| History of Iran | 0 | - | 4.66 | 16,384 |
| Countries That Don't Recognize Israel | 0 | - | 4.68 | 34,966 |
| Largest Indonesian Islands | 0 | - | 4.75 | 50,138 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 139,795 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 33,193 |
| History of India | 0 | - | 4.62 | 21,464 |
| Africa Map Quiz | 0 | - | 5.00 | 2,122,359 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,992 |
| Australia Map Quiz | 0 | - | 4.95 | 345,277 |
| United States Map Quiz | 0 | - | 4.98 | 4,164,086 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,880 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,749 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,667 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,151 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,126 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,766 |
| The Only European Country ... | 0 | - | 4.91 | 217,529 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,664 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,922 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,152 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 52,022 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 51,296 |
| Asian Geography by Letter - I | 0 | - | 4.37 | 67,889 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,846 |
| Asian Geography by Letter - N | 0 | - | 4.34 | 50,318 |
| South Asian Cities by Map | 0 | - | 4.33 | 23,527 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,848 |
| Word Chain - Asia | 0 | - | 4.34 | 29,355 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,366 |
| Asian Geography By Letter - J | 0 | - | 4.27 | 34,814 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,385,054 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,584 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 18,950 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,812 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,601 |
| 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 | 24,425 |
| Japanese Companies | 0 | - | 4.28 | 34,270 |
| Four Main Islands of Japan | 0 | - | 4.53 | 26,956 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,821 |
| Countries of Africa | 0 | - | 5.00 | 2,546,216 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,148 |
| African East Coast | 0 | - | 4.96 | 96,322 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,188 |
| Australian States and Territories | 0 | - | 4.96 | 142,291 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,373 |
| Australia True or False | 0 | - | 4.87 | 56,965 |
| Flags of North and South America | 0 | - | 4.99 | 374,544 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,729 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,430 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,154 |
| South America Map Quiz | 0 | - | 5.00 | 1,552,081 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,648 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,026,273 |
| North America Map Quiz | 0 | - | 4.98 | 249,604 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,817 |
| Canada Provinces and Territories | 0 | - | 5.00 | 343,875 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 641,924 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,325 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,976 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,436 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,249,322 |
| Celtic Nations | 0 | - | 4.69 | 47,003 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,331,217 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,970 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,478 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,501 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,388 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,597 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,544 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 173,405 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,700 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,621 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,453 |
| Slavic Countries | 0 | - | 4.96 | 111,934 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,490 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,220 |
| Counties of England | 0 | - | 4.97 | 799,274 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 358,400 |
| Flags of Asia Quiz | 0 | - | 4.99 | 616,226 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,439 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,068 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,396 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,257 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,286 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,837 |
| Most Guessed Cities in Asia - Not Capitals | 0 | - | 4.37 | 29,033 |
| Countries of the Middle East | 0 | - | 4.96 | 201,773 |
| Iran... or Iraq? | 0 | - | 4.32 | 33,605 |
| History of Egypt | 0 | - | 4.58 | 24,063 |
| Japanese Loanwords | 0 | - | 4.47 | 84,724 |
| Officially Recognized Languages of India | 0 | - | 4.39 | 31,423 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,824 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,124 |
| Flags of Africa Quiz | 0 | - | 5.00 | 473,536 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,419 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,824 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,526 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,458 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,908 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,509 |
| African Island Countries | 0 | - | 4.96 | 101,911 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,930 |
| Flags of Oceania | 0 | - | 5.00 | 260,720 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,448 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 145,785 |
| Australia Country Quiz | 0 | - | 4.43 | 69,683 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,732 |
| Regions of New Zealand | 0 | - | 4.84 | 28,604 |
| The Only American Country ... | 0 | - | 4.92 | 121,845 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,306 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 903,044 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,253 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,886 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,440 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,633 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,782 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,633 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 74,435 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,052 |
| US States Quiz | 0 | - | 5.00 | 16,924,439 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,241 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 97,988 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,074 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,901 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,771 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,425 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,598 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,031 |
| Monarchies of Europe | 0 | - | 4.90 | 98,389 |
| European Countries with One Border | 0 | - | 4.97 | 183,166 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,949 |
| European Geography By Letter - B #2 | 0 | - | 4.86 | 87,130 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,795 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,371 |
| Federal Subjects of Russia | 0 | - | 4.95 | 148,138 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,139 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,903 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,260 |
| States of Germany | 0 | - | 4.95 | 153,326 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,311 |
| Regions of Italy | 0 | - | 4.92 | 76,311 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,464 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,478 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,439 |
