| Provinces of China | 0 | - | 4.97 | 153,482 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 253,560 |
| Japanese Prefectures | 0 | - | 4.98 | 105,071 |
| Overseas Chinese Population | 0 | - | 4.55 | 40,022 |
| History of China | 0 | - | 4.39 | 50,055 |
| China's Territorial Disputes | 0 | - | 4.42 | 32,684 |
| Chinese Inventions | 0 | - | 4.26 | 32,528 |
| Cities of the Pearl River Delta | 0 | - | 4.61 | 14,417 |
| Chinese Geography on the Map | 0 | - | 4.57 | 21,958 |
| Japan Multiple Choice | 0 | - | 4.50 | 37,668 |
| Top Asian Languages on a Map | 0 | - | 4.93 | 60,087 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 209,164 |
| Countries where Arabic is an Official Language | 0 | - | 4.83 | 51,916 |
| Dynasties of China | 0 | - | 4.64 | 24,168 |
| Asian Geography By Letter - B | 0 | - | 4.82 | 60,727 |
| Provinces of Turkey | 0 | - | 4.95 | 175,815 |
| Chinese Zodiac Quiz | 0 | - | 4.76 | 119,569 |
| Famous Chinese People | 0 | - | 4.06 | 10,981 |
| States of India | 0 | - | 4.91 | 152,093 |
| Countries and States in the Caucasus | 0 | - | 4.45 | 45,814 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 80,681 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.43 | 246,167 |
| Japanese Companies | 0 | - | 4.25 | 31,938 |
| Four Main Islands of Japan | 0 | - | 4.50 | 23,998 |
| North Korea... or South Korea? | 0 | - | 4.49 | 74,897 |
| European Countries by First 2 Letters | 0 | - | 4.96 | 454,702 |
| Embarrassing Chapters in Chinese History | 0 | - | 3.61 | 15,738 |
| Japanese Language - Katakana Practice | 0 | - | 4.57 | 26,082 |
| Asian Physical Geography | 0 | - | 4.59 | 33,515 |
| Asia's Busiest Airports | 0 | - | 4.76 | 45,250 |
| African Countries by First 2 Letters | 0 | - | 4.95 | 243,459 |
| Asian Islands | 0 | - | 4.44 | 19,836 |
| Asian Geography By Letter - A | 0 | - | 4.66 | 65,791 |
| Asian Geography by Letter - H | 0 | - | 4.47 | 60,524 |
| Asian Geography By Letter - M | 0 | - | 4.45 | 55,688 |
| Asian Geography by Letter - P | 0 | - | 4.42 | 44,893 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 45,021 |
| Asia Geography Quiz #1 | 0 | - | 4.79 | 50,756 |
| Asia Geography Quiz #2 | 0 | - | 4.59 | 45,152 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 30,411 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.76 | 33,633 |
| Middle East A-Z | 0 | - | 4.45 | 42,870 |
| Middle Eastern Geography Quiz | 0 | - | 4.43 | 20,836 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.86 | 48,406 |
| Provinces of the Philippines | 0 | - | 4.61 | 34,705 |
| Countries of the Indian Diaspora | 0 | - | 4.48 | 50,642 |
| Australian Capitals | 0 | - | 4.90 | 52,968 |
| Official European Union Languages | 0 | - | 4.98 | 199,145 |
| European Countries in their Native Language | 0 | - | 4.99 | 143,093 |
| Europe Map Quiz | 0 | - | 5.00 | 4,265,223 |
| Asian Cities A-Z | 0 | - | 4.51 | 30,098 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,338,130 |
| Asia Map Quiz | 0 | - | 4.99 | 777,465 |
| East Asian Islands on the Map | 0 | - | 4.58 | 30,748 |
| A Quiz About Islam | 0 | - | 4.28 | 44,862 |
| Largest Indonesian Islands | 0 | - | 4.67 | 43,717 |
| History of India | 0 | - | 4.52 | 19,121 |
| Africa Map Quiz | 0 | - | 5.00 | 1,928,899 |
| Oceania Map Quiz | 0 | - | 4.97 | 563,759 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 383,234 |
| Countries that Beat Switzerland | 0 | - | 4.85 | 37,364 |
| Asian Geography By Letter - S | 0 | - | 4.19 | 43,101 |
| Asian Geography by Letter - D | 0 | - | 4.25 | 47,770 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 47,339 |
| Asian Geography by Letter - I | 0 | - | 4.35 | 62,815 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 60,221 |
| Asian Geography by Letter - N | 0 | - | 4.28 | 39,555 |
| Asia Geography Quiz #3 | 0 | - | 4.50 | 30,603 |
| South Asian Cities by Map | 0 | - | 4.36 | 22,156 |
| Asian Last Names in the United States | 0 | - | 4.41 | 43,039 |
| Word Chain - Asia | 0 | - | 4.31 | 27,671 |
| South and Central Asia Map Quiz | 0 | - | 4.92 | 78,984 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,275,242 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 14,435 |
| Ottoman Empire Quiz | 0 | - | 4.42 | 15,572 |
| Emirates of the United Arab Emirates | 0 | - | 4.54 | 16,739 |
| English Words of Arabic Origin | 0 | - | 4.55 | 46,664 |
| Largest Philippines Islands | 0 | - | 4.60 | 19,672 |
| Countries of Africa | 0 | - | 5.00 | 2,147,812 |
| African East Coast | 0 | - | 4.97 | 83,525 |
| Western Africa Map Quiz | 0 | - | 4.97 | 60,334 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 39,788 |
| Australia Map Quiz | 0 | - | 4.95 | 317,776 |
| United States Map Quiz | 0 | - | 4.98 | 3,886,085 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 194,527 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.92 | 86,439 |
| Countries That Use the Euro | 0 | - | 4.91 | 61,784 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 334,388 |
| Europe Geography Decoder | 0 | - | 4.89 | 62,889 |
| 10 Easternmost Countries in Europe | 0 | - | 4.84 | 91,188 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.82 | 38,947 |
| The Only European Country ... | 0 | - | 4.94 | 176,474 |
| Add A Letter - Make a European City | 0 | - | 4.87 | 20,745 |
| Counties of England | 0 | - | 4.96 | 685,027 |
| Flags of Asia Quiz | 0 | - | 4.99 | 520,185 |
| East Asia Cities Map Quiz | 0 | - | 4.97 | 99,762 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 125,035 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 88,228 |
| 10 Easternmost Countries in Asia | 0 | - | 4.98 | 96,028 |
| Countries of Asia with Two or More Words | 0 | - | 4.95 | 110,218 |
| Asian Countries Ending in "IA" | 0 | - | 4.94 | 92,925 |
| Most Guessed Cities in Asia - Not Capitals | 0 | - | 4.37 | 26,924 |
| Countries of the Middle East | 0 | - | 4.96 | 171,797 |
| Word Chain - The Middle East | 0 | - | 4.02 | 13,930 |
| History of Egypt | 0 | - | 4.56 | 22,127 |
| Countries That Don't Recognize Israel | 0 | - | 4.66 | 28,934 |
| Japanese Loanwords | 0 | - | 4.50 | 79,022 |
| Officially Recognized Languages of India | 0 | - | 4.38 | 27,738 |
| Bhutan... or Nepal? | 0 | - | 4.58 | 15,551 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 91,130 |
| Flags of Africa Quiz | 0 | - | 4.99 | 382,413 |
| Landlocked Countries in Africa | 0 | - | 4.98 | 19,067 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 196,734 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 104,142 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 130,195 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 118,482 |
| Top African Languages on a Map | 0 | - | 4.91 | 51,737 |
| African Island Countries | 0 | - | 4.96 | 88,748 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 221,573 |
| Australian States and Territories | 0 | - | 4.96 | 128,359 |
| Australian True or False | 0 | - | 4.90 | 50,940 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 106,544 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 131,670 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 105,294 |
| South America Map Quiz | 0 | - | 5.00 | 1,412,577 |
| Countries of North America Quiz | 0 | - | 5.00 | 871,761 |
| North America Map Quiz | 0 | - | 4.98 | 195,356 |
| Third Most Common Language by U.S. State | 0 | - | 4.90 | 106,144 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 574,045 |
| Most Spoken Languages in Canada | 0 | - | 4.82 | 46,494 |
| Straight Shot to Antarctica | 0 | - | 4.90 | 37,024 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,035,463 |
| Celtic Nations | 0 | - | 4.76 | 44,547 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,174,063 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 159,800 |
| 10 Westernmost Countries in Europe | 0 | - | 4.95 | 137,810 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.94 | 183,928 |
| European Landmarks Map Quiz | 0 | - | 4.98 | 76,431 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.89 | 79,199 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 283,618 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 114,170 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 73,971 |
| Eastern Europe Map Quiz | 0 | - | 4.89 | 114,875 |
| Slavic Countries | 0 | - | 4.96 | 99,929 |
| Regions of Spain Quiz | 0 | - | 4.85 | 93,848 |
| Cantons of Switzerland | 0 | - | 4.96 | 39,917 |
| UK Cities Map Quiz | 0 | - | 4.94 | 431,636 |
| Parts of the United Kingdom | 0 | - | 4.88 | 83,114 |
| Counties of England Map Quiz | 0 | - | 4.97 | 285,599 |
| Champions League Winners | 0 | - | 4.91 | 842,374 |
| Largest Land Animals of Asia | 0 | - | 3.60 | 7,644 |
| Asian Diaspora - Top 10 Countries | 0 | - | 4.82 | 37,276 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 90,608 |
| Asian Countries with the Shortest Names | 0 | - | 4.98 | 120,859 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 110,287 |
| Pixelated Asia Map | 0 | - | 4.89 | 62,665 |
| Monarchies of Asia | 0 | - | 4.95 | 53,703 |
| Asian Countries with the Fewest Borders | 0 | - | 4.82 | 87,801 |
| Georgia ... or Georgia? | 0 | - | 4.79 | 71,536 |
| The Life of Gandhi | 0 | - | 4.36 | 12,544 |
| 10 African Countries with the Most Tourists | 0 | - | 4.40 | 53,217 |
| Africa Geography Quiz #1 | 0 | - | 4.91 | 45,952 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 24,790 |
| African Diaspora - Top 10 Countries | 0 | - | 4.91 | 65,585 |
| The Only African Country ... | 0 | - | 4.99 | 104,678 |
| African Countries by a Single Clue | 0 | - | 4.91 | 63,243 |
| Pixelated Africa Map | 0 | - | 4.98 | 87,241 |
| Countries Closest to Africa | 0 | - | 4.95 | 144,681 |
| Flags of Oceania | 0 | - | 5.00 | 213,240 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.94 | 19,821 |
| Australia Cities Map Quiz | 0 | - | 4.85 | 130,400 |
| Australia Country Quiz | 0 | - | 4.44 | 57,179 |
| Regions of New Zealand | 0 | - | 4.83 | 24,248 |
| Flags of North and South America Quiz | 0 | - | 4.99 | 307,065 |
| The Only American Country ... | 0 | - | 4.94 | 109,021 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 100,194 |
| Uruguay Country Quiz | 0 | - | 4.82 | 28,358 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 848,375 |
| North American Capitals - Map Quiz | 0 | - | 4.91 | 46,567 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 84,729 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.98 | 46,454 |
| U.S. State Border Crossings | 0 | - | 4.96 | 81,764 |
| U.S. Citizenship Test Questions | 0 | - | 4.86 | 220,861 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.82 | 32,659 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 64,794 |
| Cities and Towns of Massachusetts | 0 | - | 4.89 | 59,483 |
| US States Quiz | 0 | - | 5.00 | 14,614,251 |
| Canada Provinces and Territories | 0 | - | 4.99 | 287,372 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 84,575 |
| Count to 10 in Europe: Pro | 0 | - | 4.79 | 60,673 |
| European Diaspora - Top 11 Countries | 0 | - | 4.91 | 82,936 |
| 10 European Countries with the Most Tourists | 0 | - | 4.97 | 119,850 |
| Three Band Flags of Europe | 0 | - | 4.97 | 159,900 |
| Catholic Countries in Europe | 0 | - | 4.87 | 82,974 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.71 | 53,545 |
| Pixelated Europe Map | 0 | - | 4.90 | 108,707 |
| Monarchies of Europe | 0 | - | 4.88 | 86,456 |
| European Countries with One Border | 0 | - | 4.96 | 149,739 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 143,642 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 132,802 |
