Beijing Huatian addition software development center
Read stories, listen to songs, sleep together
A children's story offers bedtime tales to foster optimism and kindness. Parents can read stories aloud, choose from classic songs, and enjoy interactive storytelling.
Review vocabulary with adaptive algorithms that prioritize simple words and repeat difficult ones. Edit notes, add synonyms and antonyms, and search dictionaries. Import custom word lists and switch to dictionary mode.
Learn core subjects with short, three-minute lessons covering primary, secondary, and high school curricula. Access practice questions with detailed explanations for each topic. Review past exam papers and prepare for midterms and finals.
Learn English through images, audio, and games. Practice vocabulary and phrases in daily life themes like food, travel, and relationships. Access 6000+ words and 5000+ sentences. Play interactive games to reinforce memory and track progress.
Learn vocabulary with detailed entries including translations, word forms, examples, synonyms, antonyms, definitions, and phrases. Practice pronunciation with native speaker audio and record your own for comparison.
Learn physics with interactive 3D models, real experiment videos, and animated explanations. Access思维导图 for review, watch knowledge videos, and complete同步练习 for practice.
Learn vocabulary using the Leitner Box algorithm with four stages: initial, review, recall, and elimination. Advance words through stages by testing retention. Choose from three learning modes: quick review, spelling, and listening.