Quiz questions and track progress
Study aviation systems with multiple choice questions on topics like aircraft general systems, air conditioning, APU, and fire protection. Track progress through quizzes and prepare for type rating exams.
Showing 101–120 of 1,000 ranked alternatives.
YingLiang Ma
View muscle actions and 3D models
Explore human with 3D rotational models and muscle action movies. View 1247 Gray's images. Access full descriptions, Latin names, and audio pronunciations. Available in English, French, Spanish, and German.
Ultralingua, Inc.
Carry French and English reference offline
Access French and English dictionaries with 57,000 headwords and 190,000 translations. Includes 90,000 phrases, verb conjugations, and usage examples. Search without internet connection. View detailed definitions and translations.
智媛 冯
In images
Is a game that challenges users to spot between images. Users can play with parents, improving observation skills. Two pronunciation options are available: Mandarin and Cantonese.
DMM.com LLC
Study Japanese, Chinese, and English anywhere
Study Japanese, Chinese, or SAT English with official courses. Learn 6,000 common Japanese words, 2,000 spoken Chinese words, and 1,200 Chinese vocabulary. Track progress and sync study data across devices.
Aircraft Training Aids, LLC
Explore aircraft systems with interactive diagrams
Learn about aircraft systems and limitations through organized chapters based on the POH. Explore interactive diagrams to tap on components and see system changes.
Ultralingua, Inc.
Translate and conjugate on the go
Access Italian and English translations without an internet connection. Conjugate verbs in all standard forms. View usage notes and examples. Translate numbers and use a dictionary with verb conjugation tools.
Mike Holt Enterprises Inc.
Size conductors, calculate voltage drop, select circuit
Provides conductor sizing calculations, circuit protection sizing, raceway sizing, and equipment grounding conductor sizing for heating and air-conditioning equipment.
Ultralingua, Inc.
Translate and conjugate on the go
Access Spanish and English translations without internet. Conjugate verbs in all standard forms. View usage notes and examples. Store and retrieve dictionary data offline.
Ultralingua, Inc.
Look up words and definitions
Search for words across multiple dictionaries in different languages. Correct misspellings and irregular verb forms. Get example phrases, idioms, and usage notes. Look up numbers and entries in either language.
Wave Study Bible, Inc.
Study texts and translations
View Greek and Hebrew texts alongside multiple translations. Compare translations side by side. Explore differences between versions. Access study tools and commentary. Search scripture and bookmark verses. Share content with others.
Enfour, Inc.
English learning dictionary with extensive features.
The app offers over 230,000 words, phrases, and meanings, with 165,000 examples from natural English. It includes integrated thesaurus and collocations, plus graphics and videos for definitions.
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