Learn Ruby programming with guided lessons on your phone. Complete exercises and track progress. Access code examples and practice writing scripts. Receive feedback on code submissions. Sync learning history across devices.
by Dalvin Digital Design LLC★ 5.02 ratingsDeveloper ToolsFreeData updated 2026-09-06
Convert text to and decode incoming signals. Share decoded messages. the alphabet through interactive lessons and exercises. Track progress with daily practice. Test skills with quizzes and audio pattern recognition.
Learn with building, audio pronunciation, and grammar exercises. Practice listening, reading, and writing through interactive modules. Track progress with quizzes and review sessions. Sync learning across devices.
Offers math lessons tailored for kids ages 3-8. Lessons include animations, interactive exercises, and AI-driven learning paths. Users can track progress, complete daily sessions, and access a structured 5-stage curriculum.
Learn alphabet through tracing and animated guides. Practice writing letters with fingers or Apple Pencil. Hear authentic pronunciations for each character. View letter formations and stroke order. Test knowledge with quizzes and progress tracking.
Learn IT fundamentals through structured lessons on troubleshooting, communication, and system management. Practice with interactive scenarios and quizzes. Track progress with certification prep tools and real-world skill-building exercises.
Learn skating through on-demand lessons with step-by-step tutorials from professional instructors. Connect with skaters globally to share progress and receive feedback. Access peer-to-peer coaching for tips and support.
With structured lessons and real-life dialogues. Practice speaking with adaptive exercises and instant pronunciation feedback. Access offline content for lessons and practice anytime. Track progress and refine skills through targeted exercises.
1300+ interactive 3D scenes across history, science, technology, mathematics, and arts. Access digital lessons, images, videos, and audio resources. Take quizzes and complete activities to test knowledge.
Learn through structured, science-based exercises. Practice word patterns, build vocabulary, and track progress with assessments. Receive immediate feedback and adjust difficulty based on performance.
Learn Java through structured lessons and exercises covering 10+ topics. Practice coding with interactive exercises. Teachers can create and manage classrooms for students. Track progress with built-in assessments.
Practice Java coding for the AP Exam with 180+ problems covering all 10 units. Solve multiple choice questions and past FRQs. Track progress and access algorithm examples for exam preparation.
Learn languages anytime and anywhere through online courses. Access interactive lessons, practice exercises, and progress tracking. Receive instant feedback and complete quizzes to test knowledge. Sync learning progress across devices.
Learn language from beginner to advanced levels. Practice with exercises, take quizzes after each lesson, and review vocabulary. Access daily life phrases, sentences, and thousands of words. Track progress and complete lessons to improve fluency.
Solve problems by typing or scanning equations. Receive step-by-step explanations and solutions. Cover topics including mechanics and thermodynamics. Learn concepts through detailed breakdowns and examples.
& Web Development allows users to study HTML, CSS, and fundamentals. They can progress to advanced topics like React and modern web development. The enables coding practice, project building, and skill tracking.
Track progress through workbook lessons with daily reminders and completion logs. Access guided audio lessons with binaural beats for relaxation. Practice and review lesson content anytime. Sync lessons with a calendar for consistent daily practice.
Through interactive lessons and exercises that include reading, writing, and listening activities. Study 1000 vocabulary words with images and audio. Complete activities and tests for each of 60 topics across 11 worlds.
Allows users to create, organize, and review coding . Sync across devices via iCloud. Search for concepts and save relevant examples. Set reminders for revision. Export in multiple formats.