Practice arithmetic with customizable exercises and handwritten number recognition. Write numbers to reinforce learning. Access advanced levels via subscription. No advertisements.
With audio lessons, voice-over with English subtitles, and example-based practice. Practice writing and pronunciation. Take quizzes to test knowledge. Solve puzzles using letters.
Teach numbers 1 to 20 through interactive games, audio pronunciation, and colorful illustrations. Guide children in writing each number with step-by-step instructions. Reinforce counting skills with engaging activities.
Solves math problems from arithmetic to calculus with step-by-step explanations and function graphing. Handles algebra and differential equations. Provides instant solutions and calculations.
Create and customize for language learning, concept memorization, or exam preparation. Use interval repetition to reinforce memory. Add text, images, and audio. Review cards with spaced repetition scheduling. Track progress and set study goals.
Convert images to PDF documents. Share, edit, print, merge, import, split, and lock PDF files. Scan images from the camera and save to gallery. Supports doc, txt, and ppt formats.
Learn moves through step-by-step video tutorials covering 20+ styles across four difficulty levels. Watch videos offline, save favorites, and connect with other users within the . Track progress and revisit lessons for practice.
Vocabulary and phrases through 35 real-life lessons covering travel, dining, shopping, and social interactions. Practice with interactive exercises and quizzes. Track progress and review words for retention.
Vocabulary and phrases through 36 real-life lessons covering topics like travel, dining, shopping, and social interactions. Practice essential grammar concepts. Access over 2000 words and phrases tailored for students, tourists, and professionals.
Study for the ®-AP with 200+ practice questions, answers, and detailed explanations. Build custom quizzes by topic. Track progress and flag weak areas for focused review.
Design lenses, simulate optics, control components
Model 2D lenses and mirrors with precise control over shape and placement. Design aspheric surfaces and perform geometric ray tracing. Conduct sequential and non-sequential analysis. Calculate front and back focal lengths and principal surfaces.
Study for 2 with board-style questions and high-yield explanations. Track progress with basic metrics and limited practice questions. Access free version for trial before upgrading.
Access study materials and practice questions for nursing board exams including PMHNP, FNP, NCLEX-RN, and NCLEX-PN. Track progress and sync study sessions offline. Subscribe for additional features.
Track vocabulary, create flashcards, learn languages
Track vocabulary progress and create AI-generated flashcards. Access common 500 flashcards per . Practice conversations with AI in multiple languages. Play matching games with learned words. Learn pronunciation through guided exercises.