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Strength-workout planning with adjustable sets, repetitions and weights

Street-interview videos and podcasts for language learners.

English study combining live classes and self-study.

German reading with difficulty labels and vocabulary explanations.

ASL signs, tutorials and receptive practice.

Free ASL lessons, dictionary and learning games.

Python tutorials with paths, quizzes and exercises

Piano practice that responds to the notes you play

Integration with visible input, steps and graphs

Symbolic, numerical and graphical mathematics tools

Data and AI courses organized around career paths

Free introductory open courses including software engineering

Coding programs centered on algorithms and web development

A mental health app with meditations, sleep tools, coaching, and online therapy.

AI English speaking coach with instant speech feedback

Programming exercises that expose cryptographic weaknesses

Video-led language study and personalized online Spanish.

Regular-expression lessons with matching exercises

Coding problems and short routes for technical interviews

Technical learning with courses and coding-practice platforms

Ear training, sight-singing and rhythm practice

Guided meditation, bedtime stories and audio for a daily pause

Fitness cards, guides and videos for activity programs

Public exercise guidance with strength, flexibility and activity resources