| German Vocabulary Mega-Challenge | 0 | - | 4.95 | 61,936 |
| Official Languages of the World | 0 | - | 4.99 | 337,612 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 618,745 |
| Random German Words | 0 | - | 4.41 | 148,371 |
| Language Names in the Language | 0 | - | 4.90 | 140,379 |
| Official UN Languages | 0 | - | 4.91 | 108,205 |
| Official Languages Spoken in the Most Countries | 0 | - | 4.95 | 176,560 |
| World Language General Knowledge #2 | 0 | - | 4.95 | 77,289 |
| World Languages A-Z | 0 | - | 4.94 | 70,045 |
| Alphabets, Scripts, or Writing Systems | 0 | - | 4.97 | 27,987 |
| Languages - Sudden Death | 0 | - | 4.82 | 42,092 |
| French Verbs | 0 | - | 4.87 | 77,258 |
| Countries That Speak Portuguese | 0 | - | 4.90 | 95,922 |
| Latin Phrases Used in English | 0 | - | 4.92 | 51,275 |
| Latin Words #1 | 0 | - | 4.88 | 120,613 |
| Latin Words #2 | 0 | - | 4.81 | 86,634 |
| What's That Dutch Compound Word? | 0 | - | 4.92 | 17,439 |
| Five Languages with the Most Native Speakers by Continent | 0 | - | 4.41 | 54,808 |
| World Language General Knowledge #3 | 0 | - | 4.51 | 57,406 |
| World Language General Knowledge #1 | 0 | - | 4.75 | 64,801 |
| Count to 10 in Europe | 0 | - | 4.58 | 155,562 |
| Colors in Europe Quiz | 0 | - | 4.55 | 48,292 |
| Click to Translate - Latin | 0 | - | 4.97 | 32,598 |
| Random Translations Quiz #2 | 0 | - | 4.11 | 35,531 |
| Random Translations Quiz #4 | 0 | - | 4.25 | 35,195 |
| Most Commonly-Taught Languages in the U.S. | 0 | - | 4.38 | 59,207 |
| Top Romance Languages | 0 | - | 4.40 | 34,853 |
| Top World Languages on a Map | 0 | - | 4.91 | 93,793 |
| Official Languages of the World on the Disappearing World Map | 0 | - | 4.99 | 99,943 |
| Wikipedia Languages | 0 | - | 4.98 | 117,854 |
| Languages Most Similar to English | 0 | - | 4.30 | 32,639 |
| All Romance Languages on a Map | 0 | - | 4.98 | 59,524 |
| Days of the Week in Europe | 0 | - | 4.53 | 28,028 |
| European Greetings Quiz | 0 | - | 4.39 | 58,582 |
| All Wikipedia Languages | 0 | - | 4.93 | 20,401 |
| Spanish Place Words | 0 | - | 4.49 | 73,964 |
| Spanish Place Names in English | 0 | - | 4.75 | 68,423 |
| Spanish Verbs | 0 | - | 4.63 | 66,113 |
| Random Spanish Words #1 | 0 | - | 4.75 | 121,205 |
| Random Spanish Words #2 | 0 | - | 4.69 | 105,928 |
| Random Spanish Words #3 | 0 | - | 4.74 | 50,071 |
| Spanish Words Widely Known by U.S. Americans | 0 | - | 4.57 | 35,143 |
| Random Italian Words | 0 | - | 4.44 | 79,592 |
| Most Common French Words | 0 | - | 4.44 | 39,658 |
| Random French Words #2 | 0 | - | 4.51 | 99,693 |
| French Phrases | 0 | - | 4.45 | 32,351 |
| Random French Words #1 | 0 | - | 4.49 | 155,076 |
| Random French Words #3 | 0 | - | 4.44 | 51,869 |
| Latin Words #3 | 0 | - | 4.48 | 68,418 |
| Random Translations Quiz #1 | 0 | - | 3.63 | 36,543 |
| Random Translations Quiz #3 | 0 | - | 3.95 | 31,692 |
| Top Five Languages by Language Family | 0 | - | 4.99 | 45,270 |
| French Vocabulary Mega-Challenge | 0 | - | 4.91 | 101,602 |
| Italian Vocabulary Mega-Challenge | 0 | - | 4.49 | 27,953 |
| Days of the Week in French | 0 | - | 4.67 | 27,943 |
| French Place Words Quiz | 0 | - | 4.23 | 32,006 |
| 50 Meest voorkomende Nederlandstalige woorden | 0 | - | 4,56 | 4.722 |
| Days of the Week in Spanish | 0 | - | 4.55 | 50,050 |
| Common Descriptive Words in Spanish | 0 | - | 4.43 | 64,193 |
| Latin and Greek Word Roots | 0 | - | 4.47 | 57,829 |
| Most Common Spanish Words | 0 | - | 4.37 | 28,370 |
| Spanish Antonyms | 0 | - | 4.19 | 14,332 |
| Numbers in French | 0 | - | 4.15 | 20,477 |
| French Antonyms | 0 | - | 4.15 | 21,229 |
| Months of the Year in Spanish | 0 | - | 4.68 | 26,890 |
| Numbers in Spanish Quiz | 0 | - | 4.39 | 79,667 |
| The Body in Spanish Vocabulary Words | 0 | - | 4.25 | 48,291 |
| Spanish Words for Jobs | 0 | - | 4.71 | 23,763 |
| Animal Sounds in Spanish | 0 | - | 3.89 | 6,728 |
| TV Title Translation - Spanish | 0 | - | 4.08 | 11,176 |
| TV Title Translation - French | 0 | - | 4.23 | 24,792 |
| Rhyme Time - Spanish | 0 | - | 4.13 | 13,363 |
| Spanish Phrases Quiz | 0 | - | 3.69 | 28,915 |
| Yiddish Loan Words | 0 | - | 4.49 | 13,227 |
| Southernmost Country by Language | 0 | - | 4.89 | 24,553 |
| Biggest English-Speaking Cities | 0 | - | 4.42 | 136,864 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.87 | 109,782 |
| Biggest Cities by Language | 0 | - | 4.95 | 215,670 |
| English Speaking Countries | 0 | - | 4.72 | 340,826 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 343,535 |
| Countries by Official Language | 0 | - | 4.96 | 174,485 |
| Places in their Native Language #1 | 0 | - | 4.86 | 212,469 |
| Places in their Native Language #2 | 0 | - | 4.88 | 113,987 |
| Top World Languages | 0 | - | 4.92 | 718,284 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.92 | 251,778 |
| Official Languages of South Africa | 0 | - | 4.55 | 25,011 |
| Most-Spoken Languages of the United States | 0 | - | 4.45 | 165,126 |
| Countries in their Native Language | 0 | - | 4.98 | 179,634 |
| Capitals in their Native Languages | 0 | - | 4.94 | 127,821 |
| Random Name Translation | 0 | - | 4.52 | 39,597 |
| Count to 10 in Europe: Pro | 0 | - | 4.81 | 61,574 |
| Official European Union Languages | 0 | - | 4.98 | 202,936 |
| European Countries in their Native Language | 0 | - | 4.99 | 145,527 |
| Third Most Common Language by U.S. State | 0 | - | 4.90 | 107,906 |
| Languages of the United Kingdom | 0 | - | 4.10 | 38,539 |
| Countries With the Most English Speakers | 0 | - | 4.87 | 92,785 |
| Hebrew Letters Quiz | 0 | - | 4.37 | 12,706 |
| Top World Languages A-Z | 0 | - | 4.84 | 31,979 |
| Languages of Spain | 0 | - | 4.35 | 21,533 |
| Slavic Languages | 0 | - | 4.63 | 49,209 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.94 | 189,178 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 30,697 |
| Officially Recognized Languages of India | 0 | - | 4.39 | 28,301 |
| Translations of John | 0 | - | 4.41 | 24,208 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.76 | 61,436 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.78 | 57,752 |
| Language Origins of Popular First Names | 0 | - | 3.84 | 19,612 |
| 15 Most Populous Countries that Speak a Germanic Language | 0 | - | 4.38 | 66,303 |
| 15 Most Populous Countries that Speak a Romance Language | 0 | - | 4.71 | 105,294 |
| Flags to Languages | 0 | - | 4.95 | 160,016 |
| Top Asian Languages on a Map | 0 | - | 4.94 | 61,597 |
| Top European Languages on a Map | 0 | - | 4.76 | 119,455 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.40 | 56,057 |
| Top African Languages on a Map | 0 | - | 4.92 | 54,987 |
| Name an Official Language A-Z | 0 | - | 4.92 | 136,253 |
| Most Spoken Languages in Canada | 0 | - | 4.84 | 47,701 |
| Category Elimination - Official Languages | 0 | - | 4.98 | 60,197 |
| Countries of the World in All Featured Languages | 0 | - | 4.99 | 28,542 |
| Official and Regional Languages of Europe on a Map | 0 | - | 5.00 | 90,426 |
| All Germanic Languages With a Map | 0 | - | 4.89 | 55,299 |
| Official and Regional Languages of Asia on a Map | 0 | - | 5.00 | 54,806 |
| Languages of the Roman Empire with a Map | 0 | - | 4.89 | 46,564 |
| Every Country in its Official/Native Language | 0 | - | 4.96 | 17,876 |
| Identify the Language on the World Map #1 | 0 | - | 5.00 | 50,933 |
| Identify the Language on the World Map #2 | 0 | - | 4.93 | 21,292 |
| Languages by Combined Flags | 0 | - | 4.76 | 64,956 |
| Spanish Name Translation | 0 | - | 4.14 | 161,391 |
| Spanish Loan Words Quiz | 0 | - | 4.22 | 44,460 |
| Spanish Animal Words | 0 | - | 4.52 | 89,647 |
| Movie Titles in Spanish | 0 | - | 4.34 | 57,313 |
| Song Title Translation - Spanish | 0 | - | 4.56 | 34,532 |
| Top 10 Countries with the Most Spanish Speakers | 0 | - | 4.96 | 119,166 |
| Capital Cities with Spanish Names | 0 | - | 4.85 | 63,398 |
| U.S. States with Spanish Names | 0 | - | 4.48 | 68,210 |
| U.S. Cities with the Most Spanish Speakers | 0 | - | 4.49 | 34,616 |
| Click to Translate - Spanish | 0 | - | 4.92 | 77,915 |
| Spanish Food Words | 0 | - | 4.57 | 228,937 |
| German Loan Words | 0 | - | 4.28 | 130,223 |
| Movie Titles in German | 0 | - | 4.45 | 39,002 |
| German-Speaking Countries | 0 | - | 4.88 | 118,037 |
| Song Title Translation - German | 0 | - | 3.83 | 10,891 |
| Countries With the Most German Speakers | 0 | - | 4.88 | 53,093 |
| Click to Translate - German | 0 | - | 4.65 | 43,529 |
| English Words of Italian Origin | 0 | - | 4.10 | 55,055 |
| Italian Food Words | 0 | - | 4.32 | 65,704 |
| Italian Name Translation Quiz | 0 | - | 4.72 | 35,451 |
| Countries With the Most Italian Speakers | 0 | - | 4.51 | 51,339 |
| Click to Translate - Italian | 0 | - | 4.94 | 42,091 |
| French Phrases used in English | 0 | - | 4.20 | 44,787 |
| French-Speaking Countries Quiz | 0 | - | 4.78 | 214,401 |
| French Animal Words | 0 | - | 4.45 | 117,770 |
| French Food Words | 0 | - | 4.79 | 177,589 |
| Movie Titles in French | 0 | - | 4.01 | 38,874 |
| Song Title Translation - French | 0 | - | 4.60 | 25,552 |
| Proverbs Translated into French | 0 | - | 4.17 | 14,182 |
| Vocabulary Mega-Challenge: French Origin | 0 | - | 4.14 | 29,780 |
| Click to Translate - French | 0 | - | 4.94 | 76,051 |
| English Words of Russian Origin | 0 | - | 4.12 | 48,530 |
| Countries With the Most Russian Speakers | 0 | - | 4.95 | 57,201 |
| Japanese Loanwords | 0 | - | 4.50 | 79,908 |
| Sushi Translation | 0 | - | 4.11 | 13,252 |
| Japanese Language - Katakana Practice | 0 | - | 4.58 | 26,768 |
| Click to Translate - Dutch | 0 | - | 4.65 | 28,472 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 589,771 |
| Name that Greek Letter | 0 | - | 4.94 | 297,704 |
| Ancient Greek Words | 0 | - | 4.90 | 98,723 |
| Countries with the Most Arabic Speakers | 0 | - | 4.91 | 71,295 |
| English Words of Arabic Origin | 0 | - | 4.55 | 47,192 |
| Countries where Arabic is an Official Language | 0 | - | 4.83 | 52,348 |
