Practice with interactive exercises on tenses, articles, prepositions, pronouns, adjectives, adverbs, conjunctions, and sentence structure. Review explanations, complete quizzes, and track progress over time.
Access educational resources, book expert consultations, and enroll in certified courses. Track progress and manage learning goals. Use Institute Launcher to create and manage private institutes with compliance tools.
The app provides an overview of maritime signal flags A-Z, number flags, and pennants. It details their meanings per the International Code of Signal and their use in sailing regattas, including race committee signals for starts and postponements.
