Explore 12 subjects across 144 grades with 1,728 lessons for all K-12 levels.
Complete K-12 math curriculum: counting, arithmetic, fractions, decimals, algebra, geometry, trigonometry, pre-calculus, calculus, statistics, probability, and linear algebra
Physical science fundamentals through advanced physics: motion, forces, energy, waves, sound, light, electricity, magnetism, thermodynamics, modern physics, quantum basics, and relativity introduction
Matter and chemical sciences: atomic structure, periodic table, chemical bonds, reactions, stoichiometry, solutions, acids/bases, organic chemistry, biochemistry, and environmental chemistry
Life sciences comprehensive: cells, genetics, DNA, evolution, ecology, human body systems, plants, animals, microbiology, biotechnology, and environmental biology
Digital literacy to programming: computer basics, typing, internet safety, computational thinking, programming fundamentals, algorithms, data structures, web development, databases, and AI/ML introduction
World and national history: ancient civilizations, classical empires, medieval period, Renaissance, Age of Exploration, revolutions, industrialization, world wars, Cold War, and contemporary global history
Physical and human geography: maps, continents, climate, landforms, ecosystems, population, urbanization, cultural geography, economic geography, and geopolitics
Reading and literary analysis: phonics, reading comprehension, literary genres, poetry, drama, fiction analysis, world literature, American literature, British literature, and literary criticism
Language arts mastery: grammar, vocabulary, spelling, writing mechanics, essay writing, creative writing, research writing, public speaking, and rhetoric
Economic principles: basic economics, supply/demand, markets, money/banking, personal finance, microeconomics, macroeconomics, international trade, and economic policy
Human mind and behavior: emotions, learning, memory, development, personality, social psychology, mental health, abnormal psychology, and research methods
Critical thinking and moral reasoning: logic basics, argumentation, ethical theories, moral dilemmas, philosophy of mind, epistemology, and applied ethics
