| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,124 |
| Provinces of China | 0 | - | 4.97 | 202,110 |
| Japanese Prefectures | 0 | - | 4.98 | 135,664 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,502 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,265 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,478 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 274,136 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,735 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,314 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,397 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,422 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,190 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,005 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,560 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,483 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,354 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,267 |
| Country Chain | 0 | - | 4.96 | 216,383 |
| Capital Cities Chain | 0 | - | 4.84 | 82,235 |
| States of India | 0 | - | 4.94 | 191,624 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,193 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,716 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 80,298 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,167 |
| Provinces of Turkey | 0 | - | 4.95 | 202,837 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 320,637 |
| Word Chain - Australia | 0 | - | 4.37 | 38,071 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 139,358 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 32,782 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,469 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,290 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,731 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,700 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 275,676 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,034 |
| Word Chain - France | 0 | - | 4.38 | 42,670 |
| Word Chain - Asia | 0 | - | 4.34 | 29,271 |
| Word Chain - The Middle East | 0 | - | 4.00 | 15,018 |
| Countries Closest to Yemen | 0 | - | 4.91 | 22,413 |
| China Cities Map Quiz | 0 | - | 4.93 | 104,606 |
| Provinces of China Map Quiz | 0 | - | 4.91 | 93,176 |
| Chinese Inventions | 0 | - | 4.30 | 33,752 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,347 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,271 |
| Japan Country Quiz | 0 | - | 4.92 | 141,872 |
| Japanese Companies | 0 | - | 4.28 | 34,143 |
| Four Main Islands of Japan | 0 | - | 4.53 | 26,857 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 527,642 |
| Word Scramble - European Countries | 0 | - | 4.70 | 141,263 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,325 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,504 |
| China's Territorial Disputes | 0 | - | 4.44 | 35,536 |
| Closest Countries to North Korea | 0 | - | 4.94 | 122,070 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,342 |
| Word Chain - Russia | 0 | - | 4.33 | 15,719 |
| Word Chain - Germany | 0 | - | 4.31 | 22,521 |
| Word Chain - Italy | 0 | - | 4.07 | 23,133 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,296 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 35,127 |
| Asian Physical Geography | 0 | - | 4.61 | 35,430 |
| East Asian Islands on the Map | 0 | - | 4.54 | 33,002 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.39 | 32,485 |
| Asia's Busiest Airports | 0 | - | 4.77 | 52,508 |
| Famous Chinese People | 0 | - | 4.09 | 11,831 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,609 |
| Countries of the Indian Diaspora | 0 | - | 4.48 | 57,686 |
| Famous People from Africa | 0 | - | 4.45 | 10,923 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,896 |
| Word Chain - Africa | 0 | - | 4.47 | 31,538 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,008 |
| Name a Valid Answer - United States #1 | 0 | - | 4.61 | 93,688 |
| Europe Map Quiz | 0 | - | 5.00 | 4,744,974 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 71,126 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,762 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,071 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 61,110 |
| German Groups of Things | 0 | - | 4.46 | 38,377 |
| Asian Islands | 0 | - | 4.49 | 20,795 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,945 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,516 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,254 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,701 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 57,179 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 35,982 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,821 |
| Middle East A-Z | 0 | - | 4.47 | 45,910 |
| Provinces of the Philippines | 0 | - | 4.56 | 48,857 |
| Dynasties of China | 0 | - | 4.64 | 27,730 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 58,061 |
| Word Chain - The Bible | 0 | - | 4.48 | 50,077 |
| Mongolia Country Quiz | 0 | - | 4.73 | 39,396 |
| Taiwan Country Quiz | 0 | - | 4.69 | 43,364 |
| History of India | 0 | - | 4.61 | 21,341 |
| Africa Map Quiz | 0 | - | 5.00 | 2,110,298 |
| Oceania Map Quiz | 0 | - | 4.98 | 638,364 |
| Australian Capitals | 0 | - | 4.92 | 62,655 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,837 |
| Official European Union Languages | 0 | - | 4.97 | 237,617 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,290 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,477 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,443,796 |
| Asia Map Quiz | 0 | - | 4.99 | 910,710 |
| A Quiz About Islam | 0 | - | 4.31 | 48,319 |
| History of Iran | 0 | - | 4.66 | 16,302 |
| Countries That Don't Recognize Israel | 0 | - | 4.63 | 34,621 |
| Largest Indonesian Islands | 0 | - | 4.75 | 49,821 |
| History of China | 0 | - | 4.37 | 56,908 |
| Sushi Translation | 0 | - | 4.08 | 13,920 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,603,193 |
| NBA Basketball Word Chain | 0 | - | 4.20 | 37,700 |
| South Korea Country Quiz | 0 | - | 4.79 | 79,208 |
| Countries of Africa | 0 | - | 5.00 | 2,520,496 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,235 |
| African East Coast | 0 | - | 4.96 | 95,497 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,331 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,011 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,167 |
| Australia Map Quiz | 0 | - | 4.94 | 343,223 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,670 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,248 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,514 |
| Word Chain - South America | 0 | - | 4.51 | 23,828 |
| United States Map Quiz | 0 | - | 4.98 | 4,147,967 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 745,122 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,026 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,454 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,871 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,158 |
| Europe Geography Quiz #3 | 0 | - | 4.34 | 63,514 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,263 |
| The Only European Country ... | 0 | - | 4.91 | 215,043 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,265 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,663 |
| British Groups of Things | 0 | - | 4.25 | 82,765 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,991 |
| Asian Geography By Letter - S | 0 | - | 4.16 | 55,980 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,795 |
| Asian Geography by Letter - G | 0 | - | 4.35 | 51,086 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 67,617 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,598 |
| Asian Geography by Letter - N | 0 | - | 4.33 | 50,099 |
| South Asian Cities by Map | 0 | - | 4.33 | 23,468 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,602 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 98,162 |
| Asian Geography By Letter - J | 0 | - | 4.25 | 34,582 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,593 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,378,997 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,516 |
| Ottoman Empire Quiz | 0 | - | 4.42 | 17,075 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 18,822 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,672 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,464 |
| Embarrassing Chapters in Chinese History | 0 | - | 3.55 | 16,623 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,094,050 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 164,307 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 117,104 |
| Anagram Chain - Countries | 0 | - | 4.99 | 115,794 |
| 7 Deadly Sins | 0 | - | 4.88 | 397,576 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 447,940 |
| Countries with Four Letters | 0 | - | 4.99 | 420,207 |
| Random Symbol to Element | 0 | - | 4.88 | 92,502 |
| Random Capital to Country | 0 | - | 4.99 | 2,583,880 |
| Random Country to Capital | 0 | - | 4.98 | 914,785 |
| Countries but all Vowels are Changed to O | 0 | - | 4.93 | 68,624 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 63,800 |
| Georgia ... or Georgia? | 0 | - | 4.67 | 76,579 |
| Officially Recognized Languages of India | 0 | - | 4.38 | 31,198 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,701 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,633 |
| Flags of Africa Quiz | 0 | - | 5.00 | 466,697 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,179 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,866 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,654 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,817 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,718 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,175 |
| African Island Countries | 0 | - | 4.96 | 101,126 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,591 |
| Australian States and Territories | 0 | - | 4.96 | 141,332 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,125 |
| Australia True or False | 0 | - | 4.87 | 56,666 |
| Flags of North and South America | 0 | - | 4.99 | 369,999 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,391 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,500 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,781 |
| South America Map Quiz | 0 | - | 5.00 | 1,544,335 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,016,931 |
| North America Map Quiz | 0 | - | 4.98 | 246,364 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,527 |
| California Groups of Things | 0 | - | 4.25 | 45,335 |
| New York Groups of Things | 0 | - | 4.38 | 60,020 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,334 |
| Canada Provinces and Territories | 0 | - | 5.00 | 339,754 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 637,748 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,852 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,671 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,234,160 |
| Celtic Nations | 0 | - | 4.69 | 46,871 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,245 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,117 |
