Courses from 1000+ universities
$7.2 billion in combined revenue since 2020. $8 billion in lost market value. This merger marks the end of an era in online education.
600 Free Google Certifications
Management & Leadership
Artificial Intelligence
AI Assistants
Financing Innovative Ventures
AI and Big Data in Global Health Improvement
Successful Negotiation: Essential Strategies and Skills
Organize and share your learning with Class Central Lists.
View our Lists Showcase
Explore a wide range of free and certified College prep online courses. Find the best College prep training programs and enhance your skills today!
Comprehensive preparation for the Michigan Merit Science Exam, covering scientific research, earth systems, biology, physics, and chemistry through engaging video and text lessons.
Comprehensive video-based preparation for the Praxis Economics Test, covering key economic concepts, macroeconomics, monetary policy, and international trade through lessons and quizzes.
Comprehensive study guide covering pathophysiology topics, from immune system disorders to clinical test interpretations, designed to prepare students for the UExcel Pathophysiology exam.
Comprehensive preparation for Year 5 NAPLAN, covering literacy and numeracy skills through interactive resources. Build confidence and improve performance in spelling, grammar, reading, math, and writing.
Comprehensive study guide for TECEP English Composition II exam, covering research papers, argumentative essays, citations, and writing practice to enhance skills and boost exam performance.
Comprehensive review of Vietnam War history for DSST exam, covering key events, presidencies, battles, and aftermath through interactive video lessons and quizzes.
Comprehensive preparation for life, Earth, and space science concepts, covering cell biology, genetics, evolution, ecosystems, geology, meteorology, and astronomy for the GACE Science Test II.
Comprehensive preparation for CSET English Subtest III, covering writing processes, literary analysis, and test-taking strategies. Accessible 24/7 with short lessons and self-assessment quizzes to boost confidence and improve scores.
Comprehensive preparation for ICAS English Paper B, covering narrative elements, factual texts, language devices, and more to enhance reading and writing skills for young learners.
Comprehensive preparation for GACE Media Specialist Test II, covering library administration, resources, technology, ethics, and professional development for school librarians and media specialists.
Comprehensive preparation for Praxis Psychology Exam, covering key topics like human development, social psychology, and research methods through video lessons and quizzes.
Comprehensive preparation for CSET English exam, covering literature, writing, linguistics, and more. Video lessons and quizzes help assess understanding and improve test performance.
Comprehensive review of US history and government for NY Regents Exam, covering colonial era to modern times. Video lessons and quizzes provide efficient preparation for high scores.
Comprehensive guide for elementary literacy instruction, covering theories, strategies, and practical techniques for teaching reading, writing, and language skills to young learners.
Comprehensive preparation for TASC Social Studies exam, covering world and U.S. history, civics, economics, and geography. Develop critical analysis skills and gain in-depth knowledge of key social studies concepts.
Get personalized course recommendations, track subjects and courses with reminders, and more.