| German Vocabulary Mega-Challenge | 0 | - | 4.96 | 78,244 |
| German to English Country Names | 0 | - | 4.92 | 31,494 |
| Official Languages of the World | 0 | - | 4.99 | 416,860 |
| Language Names in the Language | 0 | - | 4.91 | 159,686 |
| Official UN Languages | 0 | - | 4.94 | 142,818 |
| Official Languages Spoken in the Most Countries | 0 | - | 4.95 | 197,707 |
| World Language General Knowledge #2 | 0 | - | 4.96 | 89,716 |
| World Languages A-Z | 0 | - | 4.94 | 82,140 |
| Alphabets, Scripts, or Writing Systems | 0 | - | 4.98 | 38,991 |
| Top Five Countries by Language | 0 | - | 4.96 | 48,123 |
| Random German Words | 0 | - | 4.39 | 172,733 |
| French Verbs | 0 | - | 4.88 | 84,785 |
| Countries That Speak Portuguese | 0 | - | 4.90 | 100,003 |
| Latin Phrases Used in English | 0 | - | 4.93 | 55,289 |
| Latin Words #1 | 0 | - | 4.89 | 132,226 |
| Latin Words #2 | 0 | - | 4.86 | 104,699 |
| Top Romance Languages | 0 | - | 4.47 | 44,662 |
| Five Languages with the Most Native Speakers by Continent | 0 | - | 4.44 | 62,358 |
| World Language General Knowledge #3 | 0 | - | 4.52 | 62,976 |
| World Language General Knowledge #1 | 0 | - | 4.74 | 70,916 |
| Count to 10 in Europe | 0 | - | 4.63 | 165,766 |
| Colors in Europe Quiz | 0 | - | 4.50 | 51,383 |
| European Greetings | 0 | - | 4.41 | 61,188 |
| What's That Dutch Compound Word? | 0 | - | 4.93 | 28,254 |
| Random Translations Quiz #2 | 0 | - | 4.17 | 37,532 |
| Random Translations Quiz #4 | 0 | - | 4.29 | 37,052 |
| Most Commonly-Taught Languages in the U.S. | 0 | - | 4.38 | 65,364 |
| Top World Languages on a Map | 0 | - | 4.93 | 103,022 |
| Official Languages of the World on the Disappearing World Map | 0 | - | 4.99 | 116,360 |
| Wikipedia Languages | 0 | - | 4.97 | 126,973 |
| Languages Most Similar to English | 0 | - | 4.25 | 37,077 |
| All Romance Languages on a Map | 0 | - | 4.98 | 72,808 |
| Days of the Week in Europe | 0 | - | 4.53 | 29,800 |
| Click to Translate - Latin | 0 | - | 4.97 | 43,811 |
| All ISO 639-1 Languages with a Map | 0 | - | 4.99 | 38,491 |
| World Languages by Clue #2 | 0 | - | 4.85 | 20,464 |
| All Wikipedia Languages | 0 | - | 4.95 | 28,217 |
| Spanish Place Words | 0 | - | 4.53 | 87,818 |
| Spanish Place Names in English | 0 | - | 4.75 | 72,380 |
| Spanish Verbs | 0 | - | 4.63 | 72,263 |
| Random Spanish Words #1 | 0 | - | 4.77 | 133,575 |
| Random Spanish Words #2 | 0 | - | 4.63 | 117,347 |
| Random Spanish Words #3 | 0 | - | 4.80 | 66,250 |
| Spanish Words Widely Known by U.S. Americans | 0 | - | 4.52 | 41,994 |
| Random Italian Words | 0 | - | 4.47 | 86,711 |
| Italian Vocabulary Mega-Challenge | 0 | - | 4.54 | 42,214 |
| Most Common French Words | 0 | - | 4.44 | 43,810 |
| Random French Words #2 | 0 | - | 4.53 | 119,445 |
| French Phrases | 0 | - | 4.46 | 35,717 |
| Random French Words #1 | 0 | - | 4.52 | 179,879 |
| Random French Words #3 | 0 | - | 4.41 | 69,758 |
| Latin Words #3 | 0 | - | 4.46 | 83,591 |
| Indo-European Languages - Sudden Death | 0 | - | 4.69 | 34,297 |
| Languages - Sudden Death | 0 | - | 4.77 | 127,218 |
| French Words #1 - Click the Pictures | 0 | - | 4.93 | 49,016 |
| French Words #2 - Click the Pictures | 0 | - | 4.90 | 45,103 |
| French Words #3 - Click the Pictures | 0 | - | 4.86 | 38,135 |
| Spanish Words #1 - Click the Pictures | 0 | - | 4.84 | 52,722 |
| Random Translations Quiz #1 | 0 | - | 3.65 | 37,736 |
| Random Translations Quiz #3 | 0 | - | 4.00 | 32,874 |
| Top Five Languages by Language Family | 0 | - | 4.99 | 53,892 |
| French Vocabulary Mega-Challenge | 0 | - | 4.87 | 120,867 |
| Days of the Week in French | 0 | - | 4.69 | 29,001 |
| French Words for Places | 0 | - | 4.26 | 33,739 |
| 50 Meest voorkomende Nederlandstalige woorden | 0 | - | 4,67 | 5.592 |
| Days of the Week in Spanish | 0 | - | 4.58 | 58,342 |
| Months of the Year in Spanish | 0 | - | 4.78 | 35,000 |
| Numbers in Spanish | 0 | - | 4.44 | 85,956 |
| Common Descriptive Words in Spanish | 0 | - | 4.43 | 69,976 |
| English Words Formed by Latin and Greek Roots | 0 | - | 4.46 | 67,072 |
| Most Common Spanish Words | 0 | - | 4.40 | 30,534 |
| Spanish Antonyms | 0 | - | 4.15 | 19,594 |
| Numbers in French | 0 | - | 4.19 | 21,559 |
| French Antonyms | 0 | - | 4.13 | 22,260 |
| Spanish Words #2 - Click the Pictures | 0 | - | 4.73 | 39,853 |
| The Body in Spanish Vocabulary Words | 0 | - | 4.29 | 52,239 |
| Spanish Words for Jobs | 0 | - | 4.72 | 26,063 |
| TV Title Translation - French | 0 | - | 4.22 | 33,983 |
| World Languages by Clue #1 | 0 | - | 4.67 | 20,385 |
| Spanish Words #3 - Click the Pictures | 0 | - | 4.64 | 31,046 |
| TV Title Translation - Spanish | 0 | - | 4.14 | 12,071 |
| Rhyme Time - Spanish | 0 | - | 4.17 | 14,091 |
| Spanish Phrases | 0 | - | 3.71 | 30,421 |
| Spanish to English Country Names | 0 | - | 4.86 | 32,917 |
| Japanese Loan Words - Click Quiz | 0 | - | 4.67 | 21,970 |
| Chinese Compound Words | 0 | - | 4.11 | 11,192 |
| Countries with the 2nd Most Speakers | 0 | - | 4.95 | 28,669 |
| Countries by Languages in 90 Seconds | 0 | - | 4.94 | 719,378 |
| Beatles Song Titles in French | 0 | - | 4.58 | 6,755 |
| Biggest English-Speaking Cities | 0 | - | 4.44 | 152,429 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 128,103 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,100 |
| English Speaking Countries | 0 | - | 4.64 | 357,137 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,679 |
| Countries by Official Language | 0 | - | 4.95 | 194,685 |
| Places in their Native Language #1 | 0 | - | 4.85 | 241,628 |
| Places in their Native Language #2 | 0 | - | 4.79 | 133,983 |
| Top World Languages | 0 | - | 4.92 | 820,555 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,604 |
| Official Languages of South Africa | 0 | - | 4.56 | 26,139 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 219,373 |
| Countries in their Native Language | 0 | - | 4.99 | 198,237 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,337 |
| Random Name Translation | 0 | - | 4.52 | 42,379 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,030 |
| Official European Union Languages | 0 | - | 4.97 | 238,226 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,676 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,670 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,870 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,582 |
| Hebrew Letters Quiz | 0 | - | 4.38 | 13,771 |
| Top World Languages A-Z | 0 | - | 4.83 | 36,595 |
| Languages of Spain | 0 | - | 4.36 | 23,296 |
| Slavic Languages | 0 | - | 4.68 | 54,290 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,286 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.39 | 32,539 |
| Officially Recognized Languages of India | 0 | - | 4.39 | 31,292 |
| Translations of John | 0 | - | 4.53 | 27,064 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,651 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,122 |
| Language Origins of Popular First Names | 0 | - | 3.85 | 20,838 |
| 15 Most Populous Countries that Speak a Germanic Language | 0 | - | 4.39 | 82,510 |
| 15 Most Populous Countries that Speak a Romance Language | 0 | - | 4.75 | 127,665 |
| Flags to Languages | 0 | - | 4.95 | 173,455 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,308 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,912 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 59,839 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,772 |
| Name an Official Language A-Z | 0 | - | 4.91 | 175,790 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,064 |
| Category Elimination - Official Languages | 0 | - | 4.98 | 69,670 |
| Countries of the World in All Featured Languages | 0 | - | 4.99 | 35,243 |
| Official and Regional Languages of Europe on a Map | 0 | - | 4.99 | 111,566 |
| All Germanic Languages With a Map | 0 | - | 4.89 | 68,347 |
| Official and Regional Languages of Asia on a Map | 0 | - | 5.00 | 68,237 |
| Languages of the Roman Empire with a Map | 0 | - | 4.93 | 59,872 |
| Every Country in its Official/Native Language | 0 | - | 4.98 | 25,304 |
| Identify the Language on the World Map #1 | 0 | - | 5.00 | 59,623 |
| Identify the Language on the World Map #2 | 0 | - | 4.94 | 25,786 |
| Languages by Combined Flags | 0 | - | 4.53 | 99,860 |
| Spanish Name Translation | 0 | - | 4.13 | 168,456 |
| Spanish Loan Words | 0 | - | 4.23 | 45,857 |
| Spanish Animal Words | 0 | - | 4.53 | 95,665 |
| Movie Titles in Spanish | 0 | - | 4.36 | 59,209 |
| Song Title Translation - Spanish | 0 | - | 4.57 | 35,799 |
| Top 10 Countries with the Most Spanish Speakers | 0 | - | 4.95 | 124,591 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,430 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 87,774 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,017 |
| U.S. Cities with the Most Spanish Speakers | 0 | - | 4.50 | 40,246 |
| Click to Translate - Spanish | 0 | - | 4.90 | 94,951 |
| Spanish Food Words | 0 | - | 4.67 | 251,010 |
| German Loan Words | 0 | - | 4.27 | 135,741 |
| Movie Titles in German | 0 | - | 4.39 | 40,983 |
| German-Speaking Countries | 0 | - | 4.91 | 145,384 |
| Song Title Translation - German | 0 | - | 3.76 | 11,743 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,253 |
| Click to Translate - German | 0 | - | 4.83 | 69,968 |
| English Words of Italian Origin | 0 | - | 4.15 | 67,405 |
| Italian Food Words | 0 | - | 4.29 | 71,208 |
| Italian Name Translation | 0 | - | 4.82 | 46,418 |
| Countries With the Most Italian Speakers | 0 | - | 4.49 | 57,827 |
| Click to Translate - Italian | 0 | - | 4.89 | 53,540 |
| French Phrases used in English | 0 | - | 4.16 | 46,662 |
| French-Speaking Countries | 0 | - | 4.85 | 270,265 |
| French Animal Words | 0 | - | 4.44 | 134,329 |
| French Food Words | 0 | - | 4.80 | 194,649 |
| Movie Titles in French | 0 | - | 4.02 | 40,485 |
| Song Title Translation - French | 0 | - | 4.55 | 26,883 |
| Proverbs Translated into French | 0 | - | 4.19 | 14,988 |
| Vocabulary Mega-Challenge: French Origin | 0 | - | 4.16 | 32,372 |
| Click to Translate - French | 0 | - | 4.93 | 92,132 |
| English Words of Russian Origin | 0 | - | 4.14 | 50,920 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,392 |
| Japanese Loanwords | 0 | - | 4.47 | 84,581 |
| Sushi Translation | 0 | - | 4.08 | 13,937 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 33,004 |
| Click to Translate - Dutch | 0 | - | 4.73 | 35,584 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 646,419 |
| Name that Greek Letter | 0 | - | 4.93 | 323,183 |
| Ancient Greek Words | 0 | - | 4.93 | 111,415 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,972 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,727 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,462 |
| Letters of the Greek Alphabet - Sudden Death | 0 | - | 4.96 | 49,420 |
| Southernmost Country by Language | 0 | - | 4.89 | 43,361 |
| Yiddish Loan Words | 0 | - | 4.53 | 15,904 |
