Practice arithmetic with customizable worksheets for grades 1-5, including horizontal and vertical formats. Support for visual and auditory calculation methods with automatic grading. Print or download worksheets.
Edit images by adding text with customizable font, size, color, and line spacing. Support vertical text alignment from right to left. Share edited images to WeChat and Weibo, or save to photo album.
Capture images for text recognition using local Tesseract 4.0 and OpenCV 3.0. Edit and correct recognized text. Translate text offline without internet. Share results directly. Protect privacy with full offline processing.
