Explore Earth's geological history by visualizing continents, oceans, and climate changes over billions of years. Adjust time scales to view past landscapes, track sea level shifts, and observe planetary transformations.
Play games to practice arithmetic and problem-solving skills. Access a growing library of games requiring internet connection. Track progress and challenge friends through in- features.
Users can select from various charging animation screensavers, check charging power with one tap, automatically record charging data, customize charging alert sounds, and analyze battery information in detail.
Vocabulary with HSK words from versions 2 and 3. Practice speaking, writing, and reading through interactive lessons. Track progress with built-in quizzes and review sessions. Access a personal dictionary for quick lookups.
Explore math concepts using virtual colored . Add, snap, copy, and rearrange in assorted colors. Annotate with text fields and pens. Use built-in graph, number line, and place value backgrounds. Create tens frames and customizable arrays.
Help children read sentences by building word recognition and fluency. Practice with interactive stories, track progress, and receive instant feedback. Customize levels and set goals for daily practice. Sync learning across devices.
Explore elements through 3D models and augmented reality. Tap to rotate elements and view their properties. Access detailed information about atomic structure and chemical behavior. Sync with educational resources for in-depth learning.
Biomedical literature with citations. Filter results by date, author, or journal. Access full-text articles from Central or publisher sites. Save and organize references. Export citations in various formats.
Convert files to audiobooks using advanced -to- technology in 27 languages. Read aloud books, PDFs, documents, and web articles at customizable rates. Access natural lifelike voices for enhanced listening.
Explore molecular geometry using . Learn why molecules like CO₂ and HCN are linear while H₂O and SO₂ are bent. Compare bond angles and electron pair arrangements. Visualize molecular shapes and understand repulsion effects.
Learn words and phrases through interactive word packs, real-life scenarios, and vivid images. Practice with native audio, real-life conversation phrases, and weekly mini-stories to reinforce in context. Track progress and review words for retention.
Practice identifying and using marks like commas, semicolons, and quotation marks. Learn word types and their correct usage. Track progress through interactive lessons and quizzes. No in- purchases required.
Convert PDFs, Word files, and other documents into natural-sounding audio. Listen anywhere with background playback. Adjust speed and settings. Sync documents across cloud services. Bookmark content, text, and choose from multiple voices.
Allows users to create and manage recurring academic schedules. Input assignments and classes once, and the automatically updates the for upcoming weeks. View daily and overviews, set reminders, and track progress across multiple weeks.
Teaches through interactive type identification games. Includes videos explaining nouns, verbs, pronouns, and adverbs. Helps students build foundational language skills without in- purchases.