| German Vocabulary Mega-Challenge | 0 | - | 4.96 | 77,487 |
| German to English Country Names | 0 | - | 4.91 | 30,998 |
| Official Languages of the World | 0 | - | 4.99 | 413,193 |
| Language Names in the Language | 0 | - | 4.91 | 158,945 |
| Official UN Languages | 0 | - | 4.94 | 142,092 |
| Official Languages Spoken in the Most Countries | 0 | - | 4.95 | 196,854 |
| World Language General Knowledge #2 | 0 | - | 4.95 | 89,180 |
| World Languages A-Z | 0 | - | 4.95 | 81,641 |
| Alphabets, Scripts, or Writing Systems | 0 | - | 4.98 | 38,509 |
| Top Five Countries by Language | 0 | - | 4.96 | 46,205 |
| Random German Words | 0 | - | 4.39 | 172,084 |
| French Verbs | 0 | - | 4.88 | 84,548 |
| Countries That Speak Portuguese | 0 | - | 4.90 | 99,828 |
| Latin Phrases Used in English | 0 | - | 4.93 | 55,108 |
| Latin Words #1 | 0 | - | 4.89 | 131,668 |
| Latin Words #2 | 0 | - | 4.86 | 104,355 |
| What's That Dutch Compound Word? | 0 | - | 4.93 | 28,087 |
| Top Romance Languages | 0 | - | 4.46 | 44,191 |
| Five Languages with the Most Native Speakers by Continent | 0 | - | 4.44 | 62,049 |
| World Language General Knowledge #3 | 0 | - | 4.52 | 62,724 |
| World Language General Knowledge #1 | 0 | - | 4.74 | 70,638 |
| Count to 10 in Europe | 0 | - | 4.63 | 165,398 |
| Colors in Europe Quiz | 0 | - | 4.50 | 51,236 |
| European Greetings | 0 | - | 4.41 | 61,060 |
| Click to Translate - Latin | 0 | - | 4.97 | 43,407 |
| Random Translations Quiz #2 | 0 | - | 4.17 | 37,466 |
| Random Translations Quiz #4 | 0 | - | 4.28 | 36,980 |
| Most Commonly-Taught Languages in the U.S. | 0 | - | 4.38 | 65,116 |
| Top World Languages on a Map | 0 | - | 4.93 | 102,394 |
| Official Languages of the World on the Disappearing World Map | 0 | - | 4.99 | 115,601 |
| Wikipedia Languages | 0 | - | 4.97 | 126,668 |
| Languages Most Similar to English | 0 | - | 4.25 | 36,905 |
| All Romance Languages on a Map | 0 | - | 4.98 | 72,143 |
| Days of the Week in Europe | 0 | - | 4.53 | 29,721 |
| All ISO 639-1 Languages with a Map | 0 | - | 4.99 | 32,377 |
| Indo-European Languages - Sudden Death | 0 | - | 4.68 | 32,582 |
| Languages - Sudden Death | 0 | - | 4.75 | 123,823 |
| World Languages by Clue #2 | 0 | - | 4.83 | 20,181 |
| All Wikipedia Languages | 0 | - | 4.95 | 27,887 |
| Spanish Place Words | 0 | - | 4.53 | 87,650 |
| Spanish Place Names in English | 0 | - | 4.75 | 72,257 |
| Spanish Verbs | 0 | - | 4.63 | 72,039 |
| Random Spanish Words #1 | 0 | - | 4.77 | 133,192 |
| Random Spanish Words #2 | 0 | - | 4.63 | 117,027 |
| Random Spanish Words #3 | 0 | - | 4.80 | 66,107 |
| Spanish Words Widely Known by U.S. Americans | 0 | - | 4.51 | 41,781 |
| Random Italian Words | 0 | - | 4.47 | 86,477 |
| Italian Vocabulary Mega-Challenge | 0 | - | 4.54 | 41,678 |
| Most Common French Words | 0 | - | 4.43 | 43,661 |
| Random French Words #2 | 0 | - | 4.53 | 119,152 |
| French Phrases | 0 | - | 4.46 | 35,604 |
| Random French Words #1 | 0 | - | 4.48 | 179,314 |
| Random French Words #3 | 0 | - | 4.41 | 69,479 |
| Latin Words #3 | 0 | - | 4.46 | 83,344 |
| French Words #1 - Click the Pictures | 0 | - | 4.93 | 48,158 |
| French Words #2 - Click the Pictures | 0 | - | 4.90 | 44,374 |
| French Words #3 - Click the Pictures | 0 | - | 4.85 | 37,411 |
| Spanish Words #1 - Click the Pictures | 0 | - | 4.84 | 50,903 |
| Random Translations Quiz #1 | 0 | - | 3.65 | 37,687 |
| Random Translations Quiz #3 | 0 | - | 4.00 | 32,825 |
| Top Five Languages by Language Family | 0 | - | 4.99 | 53,532 |
| French Vocabulary Mega-Challenge | 0 | - | 4.87 | 120,030 |
| Days of the Week in French | 0 | - | 4.69 | 28,958 |
| French Words for Places | 0 | - | 4.26 | 33,660 |
| 50 Meest voorkomende Nederlandstalige woorden | 0 | - | 4,67 | 5.543 |
| Days of the Week in Spanish | 0 | - | 4.57 | 58,231 |
| Months of the Year in Spanish | 0 | - | 4.77 | 34,914 |
| Numbers in Spanish | 0 | - | 4.44 | 85,706 |
| Common Descriptive Words in Spanish | 0 | - | 4.43 | 69,818 |
| English Words Formed by Latin and Greek Roots | 0 | - | 4.46 | 66,961 |
| Most Common Spanish Words | 0 | - | 4.40 | 30,434 |
| Spanish Antonyms | 0 | - | 4.16 | 19,528 |
| Numbers in French | 0 | - | 4.19 | 21,521 |
| French Antonyms | 0 | - | 4.13 | 22,220 |
| World Languages by Clue #1 | 0 | - | 4.66 | 20,170 |
| Spanish Words #2 - Click the Pictures | 0 | - | 4.73 | 39,002 |
| The Body in Spanish Vocabulary Words | 0 | - | 4.28 | 52,120 |
| Spanish Words for Jobs | 0 | - | 4.72 | 26,001 |
| TV Title Translation - French | 0 | - | 4.22 | 33,434 |
| Spanish Words #3 - Click the Pictures | 0 | - | 4.64 | 30,223 |
| TV Title Translation - Spanish | 0 | - | 4.14 | 12,035 |
| Rhyme Time - Spanish | 0 | - | 4.17 | 14,070 |
| Spanish Phrases | 0 | - | 3.70 | 30,364 |
| Southernmost Country by Language | 0 | - | 4.89 | 42,848 |
| Yiddish Loan Words | 0 | - | 4.53 | 15,794 |
| Letters of the Greek Alphabet - Sudden Death | 0 | - | 4.96 | 47,577 |
| Spanish to English Country Names | 0 | - | 4.85 | 32,338 |
| Japanese Loan Words - Click Quiz | 0 | - | 4.67 | 21,627 |
| Chinese Compound Words | 0 | - | 4.11 | 11,075 |
| Countries with the 2nd Most Speakers | 0 | - | 4.95 | 27,850 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 714,048 |
| Biggest English-Speaking Cities | 0 | - | 4.45 | 151,647 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 127,137 |
| Biggest Cities by Language | 0 | - | 4.96 | 244,458 |
| English Speaking Countries | 0 | - | 4.64 | 356,383 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,832 |
| Countries by Official Language | 0 | - | 4.95 | 193,203 |
| Places in their Native Language #1 | 0 | - | 4.84 | 239,853 |
| Places in their Native Language #2 | 0 | - | 4.83 | 123,176 |
| Top World Languages | 0 | - | 4.92 | 815,582 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,749 |
| Official Languages of South Africa | 0 | - | 4.56 | 26,089 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 217,574 |
| Countries in their Native Language | 0 | - | 4.99 | 197,039 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,155 |
| Random Name Translation | 0 | - | 4.52 | 42,222 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,761 |
| Official European Union Languages | 0 | - | 4.97 | 237,361 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,153 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,472 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,779 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,206 |
| Hebrew Letters Quiz | 0 | - | 4.38 | 13,709 |
| Top World Languages A-Z | 0 | - | 4.83 | 36,413 |
| Languages of Spain | 0 | - | 4.36 | 23,200 |
| Slavic Languages | 0 | - | 4.68 | 54,095 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,989 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.39 | 32,467 |
| Officially Recognized Languages of India | 0 | - | 4.38 | 31,151 |
| Translations of John | 0 | - | 4.53 | 26,927 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,480 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,809 |
| Language Origins of Popular First Names | 0 | - | 3.85 | 20,792 |
| 15 Most Populous Countries that Speak a Germanic Language | 0 | - | 4.39 | 82,383 |
| 15 Most Populous Countries that Speak a Romance Language | 0 | - | 4.75 | 127,417 |
| Flags to Languages | 0 | - | 4.95 | 172,813 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,896 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,422 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 59,678 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,949 |
| Name an Official Language A-Z | 0 | - | 4.91 | 175,125 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,793 |
| Category Elimination - Official Languages | 0 | - | 4.98 | 69,288 |
| Countries of the World in All Featured Languages | 0 | - | 4.99 | 34,731 |
| Official and Regional Languages of Europe on a Map | 0 | - | 4.99 | 110,664 |
| All Germanic Languages With a Map | 0 | - | 4.91 | 67,768 |
| Official and Regional Languages of Asia on a Map | 0 | - | 5.00 | 67,701 |
| Languages of the Roman Empire with a Map | 0 | - | 4.93 | 59,258 |
| Every Country in its Official/Native Language | 0 | - | 4.98 | 24,800 |
| Identify the Language on the World Map #1 | 0 | - | 5.00 | 59,161 |
| Identify the Language on the World Map #2 | 0 | - | 4.94 | 25,560 |
| Languages by Combined Flags | 0 | - | 4.53 | 99,380 |
| Spanish Name Translation | 0 | - | 4.13 | 168,139 |
| Spanish Loan Words | 0 | - | 4.23 | 45,795 |
| Spanish Animal Words | 0 | - | 4.53 | 95,478 |
| Movie Titles in Spanish | 0 | - | 4.36 | 59,135 |
| Song Title Translation - Spanish | 0 | - | 4.57 | 35,753 |
| Top 10 Countries with the Most Spanish Speakers | 0 | - | 4.96 | 124,393 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,014 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 87,477 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,512 |
| U.S. Cities with the Most Spanish Speakers | 0 | - | 4.50 | 40,063 |
| Click to Translate - Spanish | 0 | - | 4.90 | 94,303 |
| Spanish Food Words | 0 | - | 4.64 | 249,690 |
| German Loan Words | 0 | - | 4.27 | 135,542 |
| Movie Titles in German | 0 | - | 4.39 | 40,915 |
| German-Speaking Countries | 0 | - | 4.89 | 123,631 |
| Song Title Translation - German | 0 | - | 3.80 | 11,706 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,995 |
| Click to Translate - German | 0 | - | 4.83 | 69,450 |
| English Words of Italian Origin | 0 | - | 4.14 | 67,325 |
| Italian Food Words | 0 | - | 4.29 | 70,936 |
| Italian Name Translation | 0 | - | 4.81 | 45,621 |
| Countries With the Most Italian Speakers | 0 | - | 4.49 | 57,588 |
| Click to Translate - Italian | 0 | - | 4.89 | 53,067 |
| French Phrases used in English | 0 | - | 4.16 | 46,579 |
| French-Speaking Countries | 0 | - | 4.85 | 269,325 |
| French Animal Words | 0 | - | 4.44 | 133,930 |
| French Food Words | 0 | - | 4.78 | 193,981 |
| Movie Titles in French | 0 | - | 4.02 | 40,426 |
| Song Title Translation - French | 0 | - | 4.55 | 26,829 |
| Proverbs Translated into French | 0 | - | 4.19 | 14,941 |
| Vocabulary Mega-Challenge: French Origin | 0 | - | 4.16 | 32,278 |
| Click to Translate - French | 0 | - | 4.93 | 91,475 |
| English Words of Russian Origin | 0 | - | 4.14 | 50,851 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 99,136 |
| Japanese Loanwords | 0 | - | 4.47 | 84,433 |
| Sushi Translation | 0 | - | 4.08 | 13,914 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 32,713 |
| Click to Translate - Dutch | 0 | - | 4.73 | 35,311 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 643,558 |
| Name that Greek Letter | 0 | - | 4.94 | 322,177 |
| Ancient Greek Words | 0 | - | 4.93 | 110,957 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,639 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,643 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,317 |
