| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,189 |
| Provinces of China | 0 | - | 4.97 | 202,314 |
| Japanese Prefectures | 0 | - | 4.98 | 135,793 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 32,803 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,489 |
| Four Main Islands of Japan | 0 | - | 4.53 | 26,867 |
| Australia True or False | 0 | - | 4.87 | 56,681 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,200 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,035 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,611 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,534 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,363 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,278 |
| States of India | 0 | - | 4.94 | 191,777 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,315 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,177 |
| Provinces of Turkey | 0 | - | 4.95 | 202,987 |
| History of China | 0 | - | 4.37 | 56,927 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,526 |
| England or Wales? | 0 | - | 4.94 | 45,497 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,345 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,069 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 527,854 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,342 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,506 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 274,228 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,526 |
| Countries Closest to Yemen | 0 | - | 4.91 | 22,424 |
| Chinese Inventions | 0 | - | 4.30 | 33,757 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,349 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,281 |
| China's Territorial Disputes | 0 | - | 4.44 | 35,550 |
| Japanese Companies | 0 | - | 4.28 | 34,153 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,704 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.39 | 32,491 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,426 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,113 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 211,118 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,643 |
| Italy Multiple Choice | 0 | - | 4.73 | 103,461 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 35,185 |
| Asian Physical Geography | 0 | - | 4.61 | 35,449 |
| East Asian Islands on the Map | 0 | - | 4.54 | 33,011 |
| Asia's Busiest Airports | 0 | - | 4.77 | 52,542 |
| Famous Chinese People | 0 | - | 4.09 | 11,837 |
| Countries of the Indian Diaspora | 0 | - | 4.49 | 57,932 |
| Australian Capitals | 0 | - | 4.92 | 62,660 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,861 |
| Official European Union Languages | 0 | - | 4.97 | 237,689 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,334 |
| Europe Map Quiz | 0 | - | 5.00 | 4,746,555 |
| Germany True or False? | 0 | - | 4.61 | 48,664 |
| Asian Islands | 0 | - | 4.49 | 20,798 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,963 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,526 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,265 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,719 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 57,191 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,412 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,434 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,197 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 35,989 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,846 |
| Middle East A-Z | 0 | - | 4.47 | 45,920 |
| Provinces of the Philippines | 0 | - | 4.56 | 49,029 |
| Dynasties of China | 0 | - | 4.64 | 27,745 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 58,074 |
| History of India | 0 | - | 4.61 | 21,353 |
| Africa Map Quiz | 0 | - | 5.00 | 2,110,919 |
| Oceania Map Quiz | 0 | - | 4.98 | 638,691 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,602 |
| France Multiple Choice | 0 | - | 4.38 | 40,685 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,260 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,444,039 |
| Asia Map Quiz | 0 | - | 4.99 | 911,103 |
| A Quiz About Islam | 0 | - | 4.31 | 48,331 |
| History of Iran | 0 | - | 4.66 | 16,310 |
| Countries That Don't Recognize Israel | 0 | - | 4.63 | 34,657 |
| Largest Indonesian Islands | 0 | - | 4.75 | 49,845 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 139,371 |
| Countries of Africa | 0 | - | 5.00 | 2,521,940 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,285 |
| African East Coast | 0 | - | 4.96 | 95,542 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,367 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,215 |
| Australia Map Quiz | 0 | - | 4.94 | 343,314 |
| United States Map Quiz | 0 | - | 4.98 | 4,148,791 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,124 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,474 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,986 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,263 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,754 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,347 |
| The Only European Country ... | 0 | - | 4.91 | 215,206 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,354 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,671 |
| Asian Geography By Letter - S | 0 | - | 4.16 | 55,990 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,807 |
| Asian Geography by Letter - G | 0 | - | 4.35 | 51,095 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 67,635 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,605 |
| Asian Geography by Letter - N | 0 | - | 4.33 | 50,111 |
| South Asian Cities by Map | 0 | - | 4.33 | 23,473 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,610 |
| Word Chain - Asia | 0 | - | 4.34 | 29,274 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 98,223 |
| Asian Geography By Letter - J | 0 | - | 4.25 | 34,598 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,610 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,379,218 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,520 |
| Ottoman Empire Quiz | 0 | - | 4.42 | 17,078 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 18,830 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,682 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,471 |
| Embarrassing Chapters in Chinese History | 0 | - | 3.55 | 16,625 |
| Officially Recognized Languages of India | 0 | - | 4.38 | 31,211 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,655 |
| Flags of Africa Quiz | 0 | - | 5.00 | 467,038 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,252 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,914 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,701 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,855 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,783 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,233 |
| African Island Countries | 0 | - | 4.96 | 101,180 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,658 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,988 |
| Australian States and Territories | 0 | - | 4.96 | 141,384 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,148 |
| Flags of North and South America | 0 | - | 4.99 | 370,258 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,410 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,539 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,871 |
| South America Map Quiz | 0 | - | 5.00 | 1,544,714 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,017,434 |
| North America Map Quiz | 0 | - | 4.98 | 246,676 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,550 |
| Canada Provinces and Territories | 0 | - | 5.00 | 339,934 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 637,922 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,878 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,690 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,317 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,234,951 |
| Celtic Nations | 0 | - | 4.69 | 46,873 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,618 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,169 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,719 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,480 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,785 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,112 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,386 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,541 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,372 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,756 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,536 |
| Slavic Countries | 0 | - | 4.96 | 111,273 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,765 |
| Counties of England | 0 | - | 4.97 | 792,696 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 352,624 |
| Flags of Asia Quiz | 0 | - | 4.99 | 609,257 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,832 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,241 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,743 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,593 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,334 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,989 |
| Most Guessed Cities in Asia - Not Capitals | 0 | - | 4.37 | 28,927 |
| Countries of the Middle East | 0 | - | 4.96 | 199,886 |
| Iran... or Iraq? | 0 | - | 4.32 | 33,506 |
| History of Egypt | 0 | - | 4.58 | 23,978 |
| Japanese Loanwords | 0 | - | 4.47 | 84,480 |
| Georgia ... or Georgia? | 0 | - | 4.67 | 76,589 |
| The Life of Gandhi | 0 | - | 4.37 | 13,031 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,401 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,209 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,479 |
| The Only African Country ... | 0 | - | 4.99 | 128,710 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,933 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,427 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 320,784 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,733 |
| Flags of Oceania | 0 | - | 5.00 | 257,066 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,134 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,867 |
| Australia Country Quiz | 0 | - | 4.43 | 69,446 |
| Regions of New Zealand | 0 | - | 4.85 | 28,404 |
| The Only American Country ... | 0 | - | 4.92 | 121,178 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,736 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,454 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,791 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,440 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,313 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,519 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,213 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,851 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,176 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,480 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,698 |
| US States Quiz | 0 | - | 5.00 | 16,782,671 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,749 |
