Simulate circuits using components like AND, OR, NOT gates, flip-flops, and multiplexers. Build and test circuits with drag-and-drop components. View output through monitors and adjust inputs manually. Save and share designs.
Practice handwriting, draw spirals, strengthen motor skills
Practice handwriting with customizable drawing tools. Adjust painting speed for different skill levels. Use varied colors, thickness, and calligraphy effects to enhance motor skills and penmanship accuracy. Track progress through repeated exercises.
Create custom icon wallpapers for iPhone or iPod touch. Choose from HD wallpapers or personal photos. Adjust color schemes including black and white, sepia, or color. Select frame styles and glow colors. Apply to home screen .
Learn characters with stroke order and meanings. Practice writing with real voice pronunciation. Convert between simplified and traditional characters. Get pinyin annotations and recognition feedback. Track progress through structured lessons.
Create custom pages with over 220 themes and pages. Choose from various colors and tools like brushes, glitters, and patterns. Add stickers to decorate artwork. Save and share completed drawings.
Track dates across 221BC-3359AD with year, month, day, and decade views. View imperial details including five elements and nine star. Check daily do's and don'ts, lucky/unlucky spirits, and spirit directions.
Track events with a customizable widget on the home screen. View countdowns, daily updates, and animated graphics. Set reminders and receive notifications. Adjust themes and layouts for personalization. Share details directly from the .
Take photos with customizable nature-themed featuring butterflies and blossoming flowers. Edit images by matching them to . Create unlimited albums and share creations with friends.
Facial anatomy and proportions with interactive 3D models. Rotate and zoom to examine skull structure and planar forms. Compare simplified shapes to understand underlying anatomy for portrait drawing and painting.