| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,093 |
| Provinces of Turkey | 0 | - | 4.95 | 200,992 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,163 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 273,110 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,536 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,878 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 446,746 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,238 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,678 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,764 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,150 |
| Countries of the Middle East | 0 | - | 4.96 | 198,899 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,242 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 198,308 |
| Top Five Countries By Category #3 | 0 | - | 4.82 | 169,426 |
| German Groups of Things | 0 | - | 4.46 | 38,306 |
| Asia Geography Quiz #1 | 0 | - | 4.78 | 53,329 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,323 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,149 |
| Middle East A-Z | 0 | - | 4.47 | 45,786 |
| States of India | 0 | - | 4.94 | 190,028 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,000 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 319,327 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,334 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 65,995 |
| A Quiz About Islam | 0 | - | 4.31 | 48,202 |
| Countries That Don't Recognize Israel | 0 | - | 4.63 | 34,439 |
| Provinces of China | 0 | - | 4.97 | 200,104 |
| Japanese Prefectures | 0 | - | 4.98 | 134,562 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 179,431 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,444 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,142 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,515 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,196 |
| Word Chain - Asia | 0 | - | 4.34 | 29,219 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,979 |
| Syria Country Quiz | 0 | - | 4.81 | 32,304 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,444 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,325 |
| Word Scramble - European Countries | 0 | - | 4.70 | 140,981 |
| British Groups of Things | 0 | - | 4.25 | 82,669 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,153 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,259 |
| Countries Closest to Yemen | 0 | - | 4.91 | 22,310 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 18,721 |
| China's Territorial Disputes | 0 | - | 4.44 | 35,452 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.39 | 32,425 |
| Qatar Country Quiz | 0 | - | 4.85 | 31,290 |
| Iran... or Iraq? | 0 | - | 4.32 | 33,445 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,338 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,480 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,273 |
| History of Egypt | 0 | - | 4.58 | 23,932 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,224 |
| Oman Country Quiz | 0 | - | 4.86 | 26,677 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 54,889 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,409 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,522 |
| U.S. Groups of Four Quiz | 0 | - | 4.39 | 25,187 |
| U.S. Groups of Three Quiz | 0 | - | 4.04 | 20,803 |
| Asian Cities A-Z by Clue | 0 | - | 4.53 | 34,186 |
| Asian Physical Geography | 0 | - | 4.61 | 35,370 |
| East Asian Islands on the Map | 0 | - | 4.54 | 32,926 |
| Asia's Busiest Airports | 0 | - | 4.77 | 52,280 |
| Arab Spring Countries | 0 | - | 4.51 | 43,819 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,527 |
| Countries of the Indian Diaspora | 0 | - | 4.46 | 53,928 |
| Famous People from Africa | 0 | - | 4.45 | 10,856 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,804 |
| Word Chain - Africa | 0 | - | 4.47 | 31,440 |
| Australian Capitals | 0 | - | 4.92 | 62,593 |
| Name a Valid Answer - United States #1 | 0 | - | 4.61 | 93,440 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,577 |
| Official European Union Languages | 0 | - | 4.97 | 236,514 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,699 |
| Europe Map Quiz | 0 | - | 5.00 | 4,731,062 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 70,989 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,615 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 69,942 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 60,981 |
| Asian Islands | 0 | - | 4.49 | 20,764 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,826 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,392 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,160 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,561 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 57,072 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 35,898 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,711 |
| Turkey A-Z | 0 | - | 4.04 | 11,722 |
| Countries Surrounding Istanbul | 0 | - | 4.89 | 24,698 |
| Countries Closest to Egypt | 0 | - | 4.83 | 100,546 |
| Provinces of the Philippines | 0 | - | 4.56 | 48,287 |
| Dynasties of China | 0 | - | 4.63 | 27,614 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,170 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 57,951 |
| Five Biggest Immigrant Groups by Country #3 | 0 | - | 4.70 | 65,876 |
| History of India | 0 | - | 4.61 | 21,283 |
| Africa Map Quiz | 0 | - | 5.00 | 2,104,220 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,271 |
| Word Chain - Australia | 0 | - | 4.37 | 38,014 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,186 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,440,411 |
| Asia Map Quiz | 0 | - | 4.99 | 906,960 |
| Word Chain - The Middle East | 0 | - | 4.00 | 14,973 |
| Turkey Country Quiz | 0 | - | 4.42 | 74,983 |
| United Arab Emirates Country Quiz | 0 | - | 4.44 | 34,963 |
| Lebanon Country Quiz | 0 | - | 4.56 | 35,655 |
| Largest Indonesian Islands | 0 | - | 4.75 | 49,672 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 138,957 |
| History of China | 0 | - | 4.37 | 56,689 |
| Sushi Translation | 0 | - | 4.08 | 13,900 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 32,532 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,587,644 |
| Famous Duos #2 | 0 | - | 4.21 | 116,568 |
| Famous Duos Quiz #1 | 0 | - | 4.15 | 83,786 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,294 |
| Countries of Africa | 0 | - | 5.00 | 2,507,661 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,810 |
| African East Coast | 0 | - | 4.96 | 95,040 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,924 |
| Oceania Geography Quiz | 0 | - | 4.55 | 21,977 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,787 |
| Australia Map Quiz | 0 | - | 4.94 | 342,463 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,613 |
| South American Geography Quiz #2 | 0 | - | 4.62 | 39,191 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,470 |
| Word Chain - South America | 0 | - | 4.51 | 23,765 |
| United States Map Quiz | 0 | - | 4.98 | 4,141,741 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 743,188 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,127 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,201 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,964 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,296 |
| Europe Geography Quiz #3 | 0 | - | 4.34 | 63,393 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,541 |
| The Only European Country ... | 0 | - | 4.91 | 213,811 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,522 |
| Word Chain - France | 0 | - | 4.38 | 42,582 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,566 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,945 |
| Asian Geography By Letter - S | 0 | - | 4.18 | 55,918 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,695 |
| Asian Geography by Letter - G | 0 | - | 4.35 | 50,992 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 67,513 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,498 |
| Asian Geography by Letter - N | 0 | - | 4.33 | 50,013 |
| South Asian Cities by Map | 0 | - | 4.33 | 23,431 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,507 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,460 |
| Asian Geography By Letter - J | 0 | - | 4.25 | 34,495 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,442 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,493 |
| Ottoman Empire Quiz | 0 | - | 4.42 | 17,025 |
| Egyptian Gods and Goddesses | 0 | - | 4.43 | 27,378 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,603 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,375 |
| Chinese Inventions | 0 | - | 4.30 | 33,719 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,305 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,192 |
| Japanese Companies | 0 | - | 4.28 | 34,083 |
| Four Main Islands of Japan | 0 | - | 4.52 | 26,769 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,087,875 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 163,144 |
| Solve the Secret Country #2 | 0 | - | 4.85 | 116,097 |
| Anagram Chain - Countries | 0 | - | 4.99 | 115,219 |
| 7 Deadly Sins | 0 | - | 4.88 | 394,860 |
| MLB Baseball Groups of Things | 0 | - | 4.06 | 18,472 |
| Countries with Four Letters | 0 | - | 4.99 | 418,495 |
| Random Symbol to Element | 0 | - | 4.88 | 92,212 |
| Random Capital to Country | 0 | - | 4.99 | 2,577,877 |
| Random Country to Capital | 0 | - | 4.98 | 911,535 |
| Countries but all Vowels are Changed to O | 0 | - | 4.92 | 67,828 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 63,180 |
| Officially Recognized Languages of India | 0 | - | 4.38 | 31,071 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,648 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,433 |
| Flags of Africa Quiz | 0 | - | 5.00 | 463,284 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,617 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,567 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,265 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,502 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,100 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,438 |
| African Island Countries | 0 | - | 4.96 | 100,784 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,644 |
| Australian States and Territories | 0 | - | 4.95 | 140,812 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,017 |
| Australia True or False | 0 | - | 4.87 | 56,499 |
| Flags of North and South America | 0 | - | 4.99 | 367,150 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,150 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,157 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,219 |
| South America Map Quiz | 0 | - | 5.00 | 1,541,151 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,585 |
| North America Map Quiz | 0 | - | 4.98 | 244,415 |
| Third Most Common Language by U.S. State | 0 | - | 4.89 | 113,375 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,872 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,924 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,607 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,497 |
