View lunar and solar calendars, check zodiac signs for day, month, and year. See favorable hours for activities. Access over 10,000 proverbs and 1,000 themed wallpapers. Track holidays for both calendar systems.
Learn subjects with structured lessons and practice exercises. Access textbooks, advanced materials, and sample essays. Solve math problems and English exercises. Get explanations for homework and study tips. Track progress and review notes.
Study theory questions for nail certification exams
Learn nail theory with 900 categorized questions covering various topics. Practice answers and save progress to track improvement. Prepare for certification exams with structured content.
Read ebooks from the YBOOK Library collection. Access books through a YBOOK-issued card or linked library/school membership. Borrow and manage reading progress. Sync reading history across devices. Export notes and highlights.
Play chess with real-time multiplayer matches. Challenge opponents from around the country. Customize pieces and boards. Track game history and ratings. Join tournaments and compete in ranked ladders.
