| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,020 |
| BTS Members (K-Pop) | 0 | - | 3.37 | 26,750 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,633 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,692 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,085 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,228 |
| States of India | 0 | - | 4.94 | 189,854 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 65,958 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 108,632 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 95,495 |
| Provinces of Turkey | 0 | - | 4.95 | 200,693 |
| Provinces of China | 0 | - | 4.97 | 199,859 |
| Japanese Prefectures | 0 | - | 4.98 | 134,411 |
| Countries Closest to Yemen | 0 | - | 4.91 | 22,293 |
| Name Every Beatles Song | 0 | - | 4.97 | 233,928 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 290,252 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,134 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,101 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 273,029 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,228 |
| China's Territorial Disputes | 0 | - | 4.44 | 35,440 |
| Flags of Countries that Border China | 0 | - | 4.94 | 98,492 |
| Countries of the Indian Diaspora | 0 | - | 4.46 | 53,914 |
| Europe Map Quiz | 0 | - | 5.00 | 4,729,071 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,161 |
| Asian Islands | 0 | - | 4.49 | 20,763 |
| Asian Cities A-Z by Clue | 0 | - | 4.53 | 33,842 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,799 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,368 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,135 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,543 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 57,044 |
| Asian Physical Geography | 0 | - | 4.61 | 35,364 |
| Asia Geography Quiz #1 | 0 | - | 4.78 | 53,312 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,311 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,142 |
| East Asian Islands on the Map | 0 | - | 4.54 | 32,903 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.39 | 32,417 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 35,884 |
| Asia's Busiest Airports | 0 | - | 4.77 | 52,248 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,682 |
| Middle East A-Z | 0 | - | 4.47 | 45,759 |
| Provinces of the Philippines | 0 | - | 4.56 | 48,215 |
| Dynasties of China | 0 | - | 4.63 | 27,600 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,156 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 57,936 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,834 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,517 |
| Cities with the Most Opera Performances | 0 | - | 4.55 | 34,708 |
| South Korea Country Quiz | 0 | - | 4.79 | 78,890 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,265 |
| History of India | 0 | - | 4.61 | 21,271 |
| Africa Map Quiz | 0 | - | 5.00 | 2,103,417 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,410 |
| Oceania Map Quiz | 0 | - | 4.98 | 634,824 |
| Australian Capitals | 0 | - | 4.92 | 62,587 |
| United States Map Quiz | 0 | - | 4.98 | 4,140,510 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,551 |
| Official European Union Languages | 0 | - | 4.97 | 236,430 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,641 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 424,993 |
| Save Europeans by Guessing Countries | 0 | - | 4.84 | 209,214 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,670 |
| Asian Geography By Letter - S | 0 | - | 4.18 | 55,900 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,667 |
| Asian Geography by Letter - G | 0 | - | 4.35 | 50,969 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 67,488 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,472 |
| Asian Geography by Letter - N | 0 | - | 4.33 | 49,982 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,439,050 |
| Asia Map Quiz | 0 | - | 4.99 | 906,404 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,490 |
| Asian Geography By Letter - J | 0 | - | 4.25 | 34,471 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,413 |
| A Quiz About Islam | 0 | - | 4.31 | 48,188 |
| History of Iran | 0 | - | 4.65 | 16,262 |
| Ottoman Empire Quiz | 0 | - | 4.46 | 17,014 |
| Countries That Don't Recognize Israel | 0 | - | 4.63 | 34,412 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 18,713 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,593 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,371 |
| Largest Indonesian Islands | 0 | - | 4.75 | 49,653 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 138,916 |
| Chinese Inventions | 0 | - | 4.30 | 33,715 |
| History of China | 0 | - | 4.37 | 56,665 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,305 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,185 |
| Japanese Companies | 0 | - | 4.28 | 34,069 |
| Four Main Islands of Japan | 0 | - | 4.52 | 26,761 |
| Japanese Loanwords | 0 | - | 4.47 | 84,330 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 32,521 |
| Countries that Beat North Korea | 0 | - | 4.43 | 34,129 |
| Georgia ... or Georgia? | 0 | - | 4.69 | 76,390 |
| Officially Recognized Languages of India | 0 | - | 4.38 | 31,057 |
| The Life of Gandhi | 0 | - | 4.37 | 13,014 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,637 |
| Countries of Africa | 0 | - | 5.00 | 2,505,917 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,406 |
| Flags of Africa Quiz | 0 | - | 5.00 | 462,724 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 48,988 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,763 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,539 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,514 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,193 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,459 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,219 |
| African East Coast | 0 | - | 4.96 | 94,977 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 151,994 |
| The Only African Country ... | 0 | - | 4.99 | 128,306 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,753 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,858 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,322 |
| African Island Countries | 0 | - | 4.96 | 100,712 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,536 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,015 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,052 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,623 |
| Flags of Oceania | 0 | - | 5.00 | 254,882 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,748 |
| Australian States and Territories | 0 | - | 4.95 | 140,598 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,366 |
| Australian Immigration by Country | 0 | - | 4.81 | 76,998 |
| Australia Map Quiz | 0 | - | 4.94 | 342,344 |
| Australia True or False | 0 | - | 4.87 | 56,487 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,031 |
| Flags of North and South America | 0 | - | 4.99 | 366,402 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,126 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,117 |
| The Only American Country ... | 0 | - | 4.92 | 120,698 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,295 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,051 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,698 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,619 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,979 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 56,897 |
| North America Map Quiz | 0 | - | 4.98 | 244,177 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 93,853 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 62,857 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,897 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,240 |
| Third Most Common Language by U.S. State | 0 | - | 4.89 | 113,359 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,813 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,008 |
| Who Did that Motown Song? | 0 | - | 4.48 | 13,017 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,459 |
| US States Quiz | 0 | - | 5.00 | 16,688,425 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,150 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,551 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,620 |
| Canadian Musical Acts by Two Songs | 0 | - | 4.00 | 25,872 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,573 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,970 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,326 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,165 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,470 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,229 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,842 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,225,240 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,177 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,290 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,161 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,509 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,428 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,641 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,239 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 94,991 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,165 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,283 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,429 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,764 |
| The Only European Country ... | 0 | - | 4.91 | 213,635 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,812 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,158 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,669 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,698 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,417 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,733 |
| Monarchies of Europe | 0 | - | 4.90 | 97,255 |
| European Countries with One Border | 0 | - | 4.97 | 181,526 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,215 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,169 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,241 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,844 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,343 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,041 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 79,700 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,197 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,110 |
| Slavic Countries | 0 | - | 4.96 | 110,805 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,761 |
| Countries That Border Russia | 0 | - | 4.98 | 458,705 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,132 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,047 |
| Countries Bordering France | 0 | - | 4.85 | 398,080 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,618 |
| States of Germany | 0 | - | 4.96 | 149,899 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,030 |
| Germany Immigration by Country | 0 | - | 4.84 | 79,968 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,865 |
| Regions of Italy | 0 | - | 4.92 | 74,630 |
