| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,066 |
| Provinces of Turkey | 0 | - | 4.95 | 200,876 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,129 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 273,083 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,524 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,632 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 446,671 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,236 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,652 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,730 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,135 |
| Countries of the Middle East | 0 | - | 4.96 | 198,845 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,233 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 198,266 |
| Top Five Countries By Category #3 | 0 | - | 4.82 | 169,393 |
| German Groups of Things | 0 | - | 4.46 | 38,299 |
| Asia Geography Quiz #1 | 0 | - | 4.78 | 53,320 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,316 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,145 |
| Middle East A-Z | 0 | - | 4.47 | 45,778 |
| States of India | 0 | - | 4.94 | 189,953 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 48,993 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 319,278 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,313 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 65,980 |
| A Quiz About Islam | 0 | - | 4.31 | 48,195 |
| Countries That Don't Recognize Israel | 0 | - | 4.63 | 34,426 |
| Provinces of China | 0 | - | 4.97 | 200,021 |
| Japanese Prefectures | 0 | - | 4.98 | 134,492 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 179,403 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,428 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,116 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,435 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,142 |
| Word Chain - Asia | 0 | - | 4.34 | 29,217 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,968 |
| Syria Country Quiz | 0 | - | 4.81 | 32,292 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,427 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,241 |
| Word Scramble - European Countries | 0 | - | 4.70 | 140,969 |
| British Groups of Things | 0 | - | 4.25 | 82,667 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,146 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,248 |
| Countries Closest to Yemen | 0 | - | 4.91 | 22,297 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 18,720 |
| China's Territorial Disputes | 0 | - | 4.44 | 35,446 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.39 | 32,423 |
| Qatar Country Quiz | 0 | - | 4.85 | 31,283 |
| Iran... or Iraq? | 0 | - | 4.32 | 33,443 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,319 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,455 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,252 |
| History of Egypt | 0 | - | 4.58 | 23,930 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,209 |
| Oman Country Quiz | 0 | - | 4.86 | 26,666 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 54,866 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,400 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,470 |
| U.S. Groups of Four Quiz | 0 | - | 4.39 | 25,180 |
| U.S. Groups of Three Quiz | 0 | - | 4.04 | 20,798 |
| Asian Cities A-Z by Clue | 0 | - | 4.53 | 34,060 |
| Asian Physical Geography | 0 | - | 4.61 | 35,368 |
| East Asian Islands on the Map | 0 | - | 4.54 | 32,912 |
| Asia's Busiest Airports | 0 | - | 4.77 | 52,262 |
| Arab Spring Countries | 0 | - | 4.51 | 43,812 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,527 |
| Countries of the Indian Diaspora | 0 | - | 4.46 | 53,922 |
| Famous People from Africa | 0 | - | 4.45 | 10,855 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,800 |
| Word Chain - Africa | 0 | - | 4.47 | 31,436 |
| Australian Capitals | 0 | - | 4.92 | 62,592 |
| Name a Valid Answer - United States #1 | 0 | - | 4.61 | 93,425 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,567 |
| Official European Union Languages | 0 | - | 4.97 | 236,470 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,671 |
| Europe Map Quiz | 0 | - | 5.00 | 4,730,135 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 70,979 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,606 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 69,932 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 60,970 |
| Asian Islands | 0 | - | 4.49 | 20,763 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,819 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,382 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,149 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,553 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 57,059 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 35,892 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,700 |
| Turkey A-Z | 0 | - | 4.04 | 11,721 |
| Countries Surrounding Istanbul | 0 | - | 4.89 | 24,693 |
| Countries Closest to Egypt | 0 | - | 4.83 | 100,530 |
| Provinces of the Philippines | 0 | - | 4.56 | 48,257 |
| Dynasties of China | 0 | - | 4.63 | 27,608 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,163 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 57,944 |
| Five Biggest Immigrant Groups by Country #3 | 0 | - | 4.70 | 65,868 |
| History of India | 0 | - | 4.61 | 21,278 |
| Africa Map Quiz | 0 | - | 5.00 | 2,103,850 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,084 |
| Word Chain - Australia | 0 | - | 4.37 | 38,013 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,080 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,439,455 |
| Asia Map Quiz | 0 | - | 4.99 | 906,730 |
| Word Chain - The Middle East | 0 | - | 4.00 | 14,972 |
| Turkey Country Quiz | 0 | - | 4.42 | 74,961 |
| United Arab Emirates Country Quiz | 0 | - | 4.44 | 34,961 |
| Lebanon Country Quiz | 0 | - | 4.56 | 35,644 |
| Largest Indonesian Islands | 0 | - | 4.75 | 49,661 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 138,937 |
| History of China | 0 | - | 4.37 | 56,682 |
| Sushi Translation | 0 | - | 4.08 | 13,899 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 32,527 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,586,549 |
| Famous Duos #2 | 0 | - | 4.21 | 116,562 |
| Famous Duos Quiz #1 | 0 | - | 4.15 | 83,779 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,280 |
| Countries of Africa | 0 | - | 5.00 | 2,506,752 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,783 |
| African East Coast | 0 | - | 4.96 | 95,008 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,897 |
| Oceania Geography Quiz | 0 | - | 4.55 | 21,976 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,769 |
| Australia Map Quiz | 0 | - | 4.94 | 342,407 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,611 |
| South American Geography Quiz #2 | 0 | - | 4.62 | 39,187 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,467 |
| Word Chain - South America | 0 | - | 4.51 | 23,760 |
| United States Map Quiz | 0 | - | 4.98 | 4,141,220 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 743,052 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,053 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,184 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,908 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,242 |
| Europe Geography Quiz #3 | 0 | - | 4.34 | 63,387 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,482 |
| The Only European Country ... | 0 | - | 4.91 | 213,731 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,466 |
| Word Chain - France | 0 | - | 4.38 | 42,575 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,551 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,943 |
| Asian Geography By Letter - S | 0 | - | 4.18 | 55,910 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,683 |
| Asian Geography by Letter - G | 0 | - | 4.35 | 50,984 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 67,502 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,491 |
| Asian Geography by Letter - N | 0 | - | 4.33 | 49,999 |
| South Asian Cities by Map | 0 | - | 4.33 | 23,419 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,498 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,425 |
| Asian Geography By Letter - J | 0 | - | 4.25 | 34,485 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,430 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,489 |
| Ottoman Empire Quiz | 0 | - | 4.42 | 17,021 |
| Egyptian Gods and Goddesses | 0 | - | 4.43 | 27,368 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,600 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,373 |
| Chinese Inventions | 0 | - | 4.30 | 33,717 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,305 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,188 |
| Japanese Companies | 0 | - | 4.28 | 34,074 |
| Four Main Islands of Japan | 0 | - | 4.52 | 26,766 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,087,543 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 163,081 |
| Solve the Secret Country #2 | 0 | - | 4.85 | 116,043 |
| Anagram Chain - Countries | 0 | - | 4.99 | 115,193 |
| 7 Deadly Sins | 0 | - | 4.88 | 394,711 |
| MLB Baseball Groups of Things | 0 | - | 4.06 | 18,467 |
| Countries with Four Letters | 0 | - | 4.99 | 418,393 |
| Random Symbol to Element | 0 | - | 4.88 | 92,195 |
| Random Capital to Country | 0 | - | 4.99 | 2,577,534 |
| Random Country to Capital | 0 | - | 4.98 | 911,368 |
| Countries but all Vowels are Changed to O | 0 | - | 4.92 | 67,777 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 63,151 |
| Officially Recognized Languages of India | 0 | - | 4.38 | 31,068 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,644 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,424 |
| Flags of Africa Quiz | 0 | - | 5.00 | 463,026 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,583 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,540 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,228 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,482 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,048 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,381 |
| African Island Countries | 0 | - | 4.96 | 100,751 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,591 |
| Australian States and Territories | 0 | - | 4.95 | 140,653 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,008 |
| Australia True or False | 0 | - | 4.87 | 56,492 |
| Flags of North and South America | 0 | - | 4.99 | 366,838 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,134 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,142 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,115 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,941 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,288 |
| North America Map Quiz | 0 | - | 4.98 | 244,315 |
| Third Most Common Language by U.S. State | 0 | - | 4.89 | 113,370 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,739 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,785 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,593 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,485 |
