Study for the PMP PMI with 2000+ practice questions and flashcards. Review detailed explanations for each question. Take hundreds of tests to simulate conditions. Track progress and review weak areas. Export study materials for offline use.
Manage a digital bookshelf with books from multiple stores. Search and filter books by category. Switch between vertical and horizontal reading modes. Read online or download for offline access. Continue reading from where you left off.
Track student progress built-in monitoring tools and plan future lessons based on performance. Practice articulation of the /R/ sound through structured exercises. Choose between traditional or phonetically consistent approaches for R remediation.
Access courses in Cloud Computing, Java, Big Data, Agile, Linux, CCNA, and Blockchain. Complete certification training modules. Track progress and earn credentials. Download materials and take practice exams.
The app offers comprehensive information on the structure, function, and history of the Russian language, written by linguists. It serves as a reference, guide to speech culture, study aid, and reading material.
The app provides standard Mandarin pronunciation training. It offers comparisons of commonly confused sounds and includes AI-powered exams to identify and correct pronunciation errors.