| Asian Countries by First 2 Letters | 0 | - | 4.91 | 276,969 |
| Word Scramble - Asian Countries | 0 | - | 4.48 | 108,072 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 272,999 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 26,838 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,489 |
| Ancient Greek Words | 0 | - | 4.92 | 110,569 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 710,711 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,226 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,089 |
| Asia Geography Quiz #1 | 0 | - | 4.78 | 53,307 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,305 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,140 |
| Top Asian Languages on a Map | 0 | - | 4.94 | 70,606 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,644 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,030 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,219 |
| States of India | 0 | - | 4.94 | 189,760 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 48,979 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,277 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,051 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,556 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,276 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,011 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 65,933 |
| Provinces of Turkey | 0 | - | 4.95 | 200,313 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,389 |
| Largest Indonesian Islands | 0 | - | 4.75 | 49,642 |
| Provinces of China | 0 | - | 4.97 | 199,756 |
| Japanese Prefectures | 0 | - | 4.98 | 134,344 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 319,210 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,208 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,082 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 641,323 |
| Name that Greek Letter | 0 | - | 4.94 | 321,461 |
| Word Chain - Asia | 0 | - | 4.34 | 29,213 |
| Countries Closest to Yemen | 0 | - | 4.91 | 22,284 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,587 |
| Countries Closest to Indonesia | 0 | - | 4.96 | 103,884 |
| Japanese Loanwords | 0 | - | 4.47 | 84,323 |
| Sushi Translation | 0 | - | 4.08 | 13,897 |
| Word Scramble - European Countries | 0 | - | 4.74 | 140,924 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,116 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,206 |
| China's Territorial Disputes | 0 | - | 4.44 | 35,432 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,086 |
| German Loan Words | 0 | - | 4.27 | 135,431 |
| Asian Cities A-Z by Clue | 0 | - | 4.53 | 33,559 |
| Asian Physical Geography | 0 | - | 4.61 | 35,362 |
| East Asian Islands on the Map | 0 | - | 4.54 | 32,902 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.39 | 32,413 |
| Asia's Busiest Airports | 0 | - | 4.77 | 52,237 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,510 |
| Countries of the Indian Diaspora | 0 | - | 4.46 | 53,906 |
| History of India | 0 | - | 4.61 | 21,266 |
| Famous People from Africa | 0 | - | 4.45 | 10,852 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,789 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,370 |
| Word Chain - Africa | 0 | - | 4.47 | 31,431 |
| Word Chain - Australia | 0 | - | 4.37 | 38,004 |
| Name a Valid Answer - United States #1 | 0 | - | 4.63 | 93,390 |
| Europe Map Quiz | 0 | - | 5.00 | 4,728,215 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 70,964 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,585 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 69,913 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 60,956 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,345 |
| German Groups of Things | 0 | - | 4.46 | 38,292 |
| American to British Word Translation | 0 | - | 4.06 | 117,015 |
| Asian Islands | 0 | - | 4.49 | 20,762 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,781 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,351 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,117 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,528 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 57,024 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 35,881 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,663 |
| A Quiz About Islam | 0 | - | 4.31 | 48,181 |
| Middle East A-Z | 0 | - | 4.46 | 45,753 |
| Word Chain - The Middle East | 0 | - | 4.00 | 14,969 |
| History of Iran | 0 | - | 4.65 | 16,259 |
| Countries That Don't Recognize Israel | 0 | - | 4.63 | 34,404 |
| Singapore Country Quiz | 0 | - | 4.74 | 45,028 |
| Philippines Country Quiz | 0 | - | 4.56 | 74,813 |
| Provinces of the Philippines | 0 | - | 4.56 | 48,139 |
| Thailand Country Quiz | 0 | - | 4.53 | 52,811 |
| Indonesia Country Quiz | 0 | - | 4.78 | 74,496 |
| Malaysia Country Quiz | 0 | - | 4.59 | 38,856 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 138,894 |
| Dynasties of China | 0 | - | 4.63 | 27,594 |
| History of China | 0 | - | 4.37 | 56,648 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,150 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 57,927 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 32,515 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,584,401 |
| Word Scramble - National Capitals | 0 | - | 4.20 | 484,045 |
| Colors by Alternate Definition | 0 | - | 4.02 | 53,902 |
| Random Cities by Clue | 0 | - | 4.53 | 42,582 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,254 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,636 |
| Countries of Africa | 0 | - | 5.00 | 2,505,147 |
| Africa Map Quiz | 0 | - | 5.00 | 2,103,023 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,743 |
| African East Coast | 0 | - | 4.96 | 94,949 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,827 |
| Oceania Map Quiz | 0 | - | 4.98 | 634,620 |
| Oceania Geography Quiz | 0 | - | 4.55 | 21,969 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,726 |
| Australian Capitals | 0 | - | 4.92 | 62,586 |
| Australia Map Quiz | 0 | - | 4.94 | 342,270 |
| Hispanic Last Names in the U.S. | 0 | - | 4.30 | 54,606 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,176 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,456 |
| Word Chain - South America | 0 | - | 4.51 | 23,757 |
| United States Map Quiz | 0 | - | 4.98 | 4,140,044 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 742,838 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 59,566 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,886 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,161 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,777 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,536 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,107 |
| Official European Union Languages | 0 | - | 4.97 | 236,383 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,616 |
| Europe Geography Quiz #3 | 0 | - | 4.34 | 63,376 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,372 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 424,921 |
| The Only European Country ... | 0 | - | 4.91 | 213,553 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,358 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,075 |
| Word Chain - France | 0 | - | 4.38 | 42,569 |
| 15 Most Populous Countries that Speak a Germanic Language | 0 | - | 4.39 | 82,278 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,535 |
| British Spellings | 0 | - | 4.07 | 99,192 |
| British Groups of Things | 0 | - | 4.25 | 82,659 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 41,904 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,942 |
| Asian Geography By Letter - S | 0 | - | 4.18 | 55,891 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,648 |
| Asian Geography by Letter - G | 0 | - | 4.35 | 50,956 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 67,471 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,452 |
| Asian Geography by Letter - N | 0 | - | 4.33 | 49,965 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,438,412 |
| Asia Map Quiz | 0 | - | 4.99 | 906,084 |
| South Asian Cities by Map | 0 | - | 4.33 | 23,412 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,485 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,338 |
| Asian Geography By Letter - J | 0 | - | 4.25 | 34,453 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,393 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,092 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.18 | 15,483 |
| Iran... or Iraq? | 0 | - | 4.32 | 33,437 |
| Ottoman Empire Quiz | 0 | - | 4.46 | 17,002 |
| History of Egypt | 0 | - | 4.58 | 23,928 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 18,706 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,368 |
| Chinese Inventions | 0 | - | 4.30 | 33,713 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,303 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,183 |
| Japanese Companies | 0 | - | 4.28 | 34,064 |
| Four Main Islands of Japan | 0 | - | 4.52 | 26,757 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,086,646 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 162,903 |
| Solve the Secret Country #2 | 0 | - | 4.84 | 115,901 |
| Anagram Chain - Countries | 0 | - | 4.99 | 115,111 |
| 7 Deadly Sins | 0 | - | 4.88 | 394,379 |
| Synonyms of Drunk | 0 | - | 3.65 | 40,967 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 446,514 |
| Countries with Four Letters | 0 | - | 4.99 | 418,138 |
| Random Symbol to Element | 0 | - | 4.88 | 92,124 |
| Random Capital to Country | 0 | - | 4.99 | 2,576,594 |
| Random Country to Capital | 0 | - | 4.98 | 910,738 |
| Countries but all Vowels are Changed to O | 0 | - | 4.92 | 67,672 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 63,062 |
| Georgia ... or Georgia? | 0 | - | 4.69 | 76,373 |
| Officially Recognized Languages of India | 0 | - | 4.38 | 31,051 |
| The Life of Gandhi | 0 | - | 4.37 | 13,014 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,346 |
| Flags of Africa Quiz | 0 | - | 5.00 | 462,431 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,507 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,484 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,172 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,442 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,206 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 151,951 |
| The Only African Country ... | 0 | - | 4.99 | 128,287 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,745 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,284 |
| African Island Countries | 0 | - | 4.96 | 100,684 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,475 |
| Pixelated Africa Map | 0 | - | 4.98 | 98,982 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,028 |
| Flags of Oceania | 0 | - | 5.00 | 254,751 |
| Australian States and Territories | 0 | - | 4.95 | 140,563 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,316 |
| Australian Immigration by Country | 0 | - | 4.81 | 76,993 |
| Australian Slang | 0 | - | 4.25 | 28,453 |
| Australia True or False | 0 | - | 4.87 | 56,471 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,019 |
| Flags of North and South America | 0 | - | 4.99 | 365,944 |
