Access textbook content for point reading with official audio. Take synchronized lessons with AI interactive courses across all subjects. Use over 30 learning tools to enhance study efficiency.
Access step-by-step textbook and explanations to understand complex problems. Search for solutions by subject or textbook. View detailed breakdowns of answers and ask experts for clarification. Save and revisit explanations for review.
Access clinical references with peer-reviewed content, multimedia resources, and continuous updates. Search for conditions, treatments, and guidelines. Share notes and collaborate with the community. View and annotate textbook content offline.
Hangzhou Wangyi Critical Point Education Technology Co., Ltd.
Learn courses and earn certifications
Learn skills in areas like programming, digital tools, and career development. Access courses on exams such as TOEFL and CPA. Enroll in self-paced classes with video lessons and practice exercises. Track progress and complete certifications.
Learn with interactive lessons and practice problems
Learn through an interactive textbook and software simulator. Complete lessons and practice problems to build foundational knowledge. Track progress and prepare for advanced courses without prior experience.
The app offers a large vocabulary covering various fields, from GRE to elementary levels. It features audio playback for words and phrases, allowing for learning during leisure time.
Create plays using a drag & drop interface that snaps to players. Plays animate automatically with optional or synchronized actions. Build full playbooks by dragging plays from a library and export as shareable links or PDFs.
Read and listen to texts with synchronized audio and integrated dictionaries. Access beginner stories and classical works like Cicero or Tacitus. Track progress and review vocabulary through built-in tools.
Read and the with English and Chinese translations. Use synchronized audio and bilingual subtitles for reading and listening. Tap to play specific text sections. Look up words with an integrated dictionary.
Introduce toddlers to with interactive instruments like piano, drums, and xylophone. Play nursery rhymes with synchronized animations. Pop balloons to identify objects and hear voiceovers.
The app offers multimedia flashcards for learning New Testament Greek. Flashcards are keyed to textbook chapters and include images, audio, and example sentences.
Read and listen to texts simultaneously with synchronized and text. Access 12 for practice. Learn new vocabulary through contextual . Track progress with built-in exercises and quizzes. Share notes and highlight text for review.
Find step-by-step video solutions to STEM textbook problems in math, science, and more. Search for specific questions or topics. Access expert explanations and guidance. Share solutions with classmates or save for later review.
Read and listen to the Bible with synchronized audio, highlighting verses as you follow along. Ask questions to an AI assistant for detailed answers and references. Access content in 20+ languages.
The app helps children master English vocabulary through a scientifically designed model. It offers structured learning paths and engaging features to foster genuine word retention and improve language skills.
Access learning content aligned with math, physics, chemistry, English, Chinese, and biology curricula for primary, middle, and high school. Watch 3D animated lessons with engaging stories and characters.
Get step-by-step answers for math, science, and history questions. Scan worksheets or textbook pages for instant key info and guided solutions. Create polished essays or rewrites from prompts or text.
Learn English with audio lessons featuring synchronized Chinese and English subtitles. Tap to repeat sentences, support background playback. Access word definitions, phonetic symbols, and example sentences by long-pressing any word.
Graph equations and calculate advanced math functions
Graph functions with support for multiple equations and color differentiation. Plot up to ten functions simultaneously. Use touch gestures to zoom and trace graphs. Perform calculations using natural textbook notation and advanced math commands.