Trinka AI
Trinka AI is an AI-powered writing assistant that helps academics and professionals produce clear, concise, and technically sound writing.
Trinka AI is an AI-powered writing assistant that helps academics and professionals produce clear, concise, and technically sound writing.
Harmonize is a modern online discussion and communication tool designed to enhance student engagement and interaction in online learning environments.
Project Gutenberg offers over 75,000 free eBooks, primarily older works for which U.S. copyright has expired, digitized by volunteers.
Oxford Advanced Learner's Dictionary helps English language learners understand word meanings, pronunciation, and usage with comprehensive definitions and examples.
Online exam and assessment platform for secure test delivery.
Learn UX Design, Design Thinking, User Research, and Usability through online courses taught by industry experts and gain recognized certificates.
Cybrary's hands-on cybersecurity training courses and interactive labs empower professionals to stay ahead of threats and save on certification costs.
Jisho is a powerful and easy-to-use Japanese-English dictionary that allows you to quickly find words, kanji, example sentences, and more.

The definitive frequency-based linguistic engine for English language learners and educators.
Medscape Consult is a comprehensive online resource providing medical information, point-of-care tools, and professional development for healthcare professionals.
Create, manage, and sell engaging eLearning courses with Tutor LMS, a robust and intuitive WordPress-based learning management system.

The gold standard for educational paper trading and financial literacy integration.
Playful digital learning for children with ergonomic stylus and smart figures.
Elevate strengthens your mind through science-backed brain games, personalized for you.
Unpaywall finds free versions of paywalled research papers, legally.

Hybrid Symbolic-Neural Intelligence for Instant Mathematical Problem Solving and Step-by-Step Tutoring.
Create AI-powered flashcards and study smarter.

Accelerate musical mastery with AI-powered personalized theory tutoring and generative composition.

Educational games kids actually want to play, making learning to code fun and accessible.
Skritter accelerates Chinese and Japanese language mastery through handwriting recognition and smart flashcards.
Trailhead by Salesforce empowers individuals and teams to learn in-demand skills through hands-on experience and gamified learning paths.

Master your MIDI keyboard, pad controller, and electronic drums through gamified, high-performance practice.

Unlock early literacy through multisensory sight word mastery and interactive storytelling.

Master any language through context-aware AI subtitles and immersive content analysis.

The comprehensive platform for building data and AI skills through interactive, hands-on learning.

Your career in web development starts here with our free, open-source curriculum.

Create personalized bedtime stories for your children.

Integrated voice feedback and audio messaging for the modern digital workspace.

Access high-quality, peer-reviewed, and perpetually free textbooks for every student.
USA.gov helps you locate and understand government benefits, programs, and information, making government services easier to find.

High-impact tutoring that preserves instructional and relational continuity.

Mastery-based online coding bootcamp for career-ready software engineering skills.

The leading comprehensive research-validated curriculum for children ages 2–8, powered by gamified adaptive learning.
Drumeo provides a structured online drum education platform with personalized feedback and access to a vast library of lessons and song breakdowns.
AI-Powered Quiz and Assessment Platform
Simply Piano provides a fun and accessible way to learn piano at your own pace, with personalized feedback and a vast library of songs.

Build in-demand skills to unlock your potential and drive outcomes for your career and business.
AFLOW is a materials science repository that provides calculated properties for a vast library of inorganic crystalline compounds, enabling materials discovery and design.

The all-in-one school management software designed to automate processes and enhance student outcomes.

Transform any content into AI-powered flashcards and interactive quizzes for hyper-efficient learning.

Personalized digital curriculum and adaptive assessments for K-12 student success.
42 Network provides free, open-access computer science education through a project-based, peer-to-peer learning model.

Accelerate your career with data science and technology bootcamps.

Accelerated, hands-on micro-courses for production-grade data science.
Free literacy activities that build reading comprehension, writing, and language skills.
Drastically improve your language skills by binge-watching videos in your target language.
LEO provides comprehensive online dictionaries for various language pairs, enabling users to quickly and easily translate words and phrases.

AI-powered academic intelligence for instant multimodal problem-solving and personalized tutoring.