| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,422 |
| Provinces of Turkey | 0 | - | 4.95 | 203,527 |
| World Currencies Quiz on a Map | 0 | - | 4.95 | 60,729 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,220 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,568 |
| Countries Closest to Yemen | 0 | - | 4.91 | 22,484 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,977 |
| Official European Union Languages | 0 | - | 4.97 | 238,049 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,568 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,838 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,674 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.39 | 32,527 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,380,608 |
| Ottoman Empire Quiz | 0 | - | 4.42 | 17,095 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,585 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,628 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,014 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,935 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 49,714 |
| Countries of the Middle East | 0 | - | 4.96 | 200,658 |
| Countries Surrounding Istanbul | 0 | - | 4.89 | 24,802 |
| Middle East A-Z | 0 | - | 4.47 | 45,965 |
| States of India | 0 | - | 4.94 | 192,450 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,379 |
| A Quiz About Islam | 0 | - | 4.31 | 48,381 |
| History of Iran | 0 | - | 4.66 | 16,335 |
| Provinces of China | 0 | - | 4.97 | 203,262 |
| Japanese Prefectures | 0 | - | 4.98 | 136,293 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 32,926 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,625 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,302 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,540 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,264 |
| Turkey A-Z | 0 | - | 4.04 | 11,820 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 18,863 |
| Officially Recognized Languages of India | 0 | - | 4.38 | 31,265 |
| Slavic Languages | 0 | - | 4.68 | 54,251 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,434 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,671 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 274,704 |
| Iran... or Iraq? | 0 | - | 4.32 | 33,541 |
| History of Turkey | 0 | - | 3.95 | 16,628 |
| History of Egypt | 0 | - | 4.58 | 24,005 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,370 |
| China's Territorial Disputes | 0 | - | 4.44 | 35,599 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 219,008 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 528,550 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,818 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 35,374 |
| Asian Physical Geography | 0 | - | 4.60 | 35,474 |
| East Asian Islands on the Map | 0 | - | 4.54 | 33,047 |
| Asia's Busiest Airports | 0 | - | 4.77 | 52,645 |
| Arab Spring Countries | 0 | - | 4.51 | 43,970 |
| Singapore Airlines Destinations on a Map | 0 | - | 4.93 | 24,626 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,645 |
| Countries of the Indian Diaspora | 0 | - | 4.49 | 58,649 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,798 |
| Europe Map Quiz | 0 | - | 5.00 | 4,754,054 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 211,929 |
| Asian Islands | 0 | - | 4.49 | 20,815 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,050 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,602 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,341 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,806 |
| Asian Geography by Letter - T | 0 | - | 4.51 | 57,278 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,463 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,485 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,219 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,019 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,926 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,726 |
| Provinces of the Philippines | 0 | - | 4.56 | 49,432 |
| Dynasties of China | 0 | - | 4.64 | 27,814 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,332 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 58,131 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,453 |
| Top World Languages | 0 | - | 4.92 | 819,641 |
| History of India | 0 | - | 4.61 | 21,391 |
| Africa Map Quiz | 0 | - | 5.00 | 2,114,090 |
| Official Languages of South Africa | 0 | - | 4.56 | 26,135 |
| Oceania Map Quiz | 0 | - | 4.98 | 640,239 |
| Australian Capitals | 0 | - | 4.92 | 62,691 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,341 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,852 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,446,241 |
| Asia Map Quiz | 0 | - | 4.99 | 914,033 |
| Word Chain - The Middle East | 0 | - | 4.00 | 15,036 |
| Countries That Don't Recognize Israel | 0 | - | 4.67 | 34,732 |
| Largest Indonesian Islands | 0 | - | 4.75 | 49,948 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 139,460 |
| History of China | 0 | - | 4.37 | 57,018 |
| Countries by Official Language | 0 | - | 4.95 | 194,544 |
| Places in their Native Language #1 | 0 | - | 4.85 | 241,467 |
| Places in their Native Language #2 | 0 | - | 4.81 | 133,605 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,396 |
| Countries in their Native Language | 0 | - | 4.99 | 198,093 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,307 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,587 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,738 |
| Countries of Africa | 0 | - | 5.00 | 2,528,766 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,545 |
| African East Coast | 0 | - | 4.96 | 95,762 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,573 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,430 |
| Australia Map Quiz | 0 | - | 4.95 | 343,739 |
| United States Map Quiz | 0 | - | 4.98 | 4,152,976 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,637 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,558 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 27,856 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,433 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,855 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,863 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,747 |
| The Only European Country ... | 0 | - | 4.91 | 215,867 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,684 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,741 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,040 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,862 |
| Asian Geography by Letter - G | 0 | - | 4.35 | 51,148 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 67,704 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,661 |
| Asian Geography by Letter - N | 0 | - | 4.33 | 50,166 |
| South Asian Cities by Map | 0 | - | 4.33 | 23,493 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,701 |
| Word Chain - Asia | 0 | - | 4.34 | 29,297 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,577 |
| Asian Geography By Letter - J | 0 | - | 4.25 | 34,647 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,717 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,515 |
| Chinese Inventions | 0 | - | 4.30 | 33,778 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,368 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,338 |
| Japanese Companies | 0 | - | 4.28 | 34,184 |
| Four Main Islands of Japan | 0 | - | 4.53 | 26,906 |
| Japanese Loanwords | 0 | - | 4.47 | 84,549 |
| Spanish to English Country Names | 0 | - | 4.86 | 32,818 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,304 |
| Top World Languages A-Z | 0 | - | 4.83 | 36,559 |
| Every Country in its Official/Native Language | 0 | - | 4.98 | 25,262 |
| German-Speaking Countries | 0 | - | 4.91 | 145,232 |
| Italian Name Translation | 0 | - | 4.82 | 46,304 |
| French-Speaking Countries | 0 | - | 4.85 | 270,121 |
| Georgia ... or Georgia? | 0 | - | 4.67 | 76,664 |
| The Life of Gandhi | 0 | - | 4.37 | 13,042 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,848 |
| Flags of Africa Quiz | 0 | - | 5.00 | 468,852 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,258 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,590 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,350 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,952 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,028 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,608 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,098 |
| The Only African Country ... | 0 | - | 4.98 | 128,887 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,039 |
| African Island Countries | 0 | - | 4.96 | 101,378 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,986 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,615 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,952 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,091 |
| Flags of Oceania | 0 | - | 5.00 | 257,983 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,235 |
| Australian States and Territories | 0 | - | 4.96 | 141,651 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 145,126 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,224 |
| Australia True or False | 0 | - | 4.87 | 56,751 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,437 |
| Regions of New Zealand | 0 | - | 4.85 | 28,453 |
| Flags of North and South America | 0 | - | 4.99 | 371,666 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,500 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,055 |
| The Only American Country ... | 0 | - | 4.92 | 121,368 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,892 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,231 |
| South America Map Quiz | 0 | - | 5.00 | 1,546,901 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,506 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,389 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,020,027 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,678 |
| North America Map Quiz | 0 | - | 4.98 | 247,482 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,516 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,784 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,339 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,116 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,308 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,693 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,790 |
| US States Quiz | 0 | - | 5.00 | 16,824,067 |
| Canada Provinces and Territories | 0 | - | 5.00 | 341,017 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 638,955 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,909 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,772 |
| European Countries Ending in "IA" | 0 | - | 4.96 | 68,036 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,352 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,239,199 |
| Celtic Nations | 0 | - | 4.69 | 46,903 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,325,787 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,379 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,926 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,640 |
