An accessible introduction to long-term shifts in Earth’s temperature and weather. Students examine causes, evidence, impacts on people and nature, and practical mitigation and adaptation solutions.

This presentation explores how Roman wars built and strained an empire, how engineering transformed daily life, and how law, citizenship, religion, and class reshaped Roman society.

A high school introduction to trigonometry covering angle measures, right-triangle ratios, the unit circle, common values, function graphs, identities, and practical problems involving heights and distances.

Learn how forces affect motion through Newton’s three laws. Explore inertia, acceleration, action–reaction pairs, free-body diagrams, gravity, friction, and practical problem-solving.

An accessible introduction to machine learning for high school students. Learn how supervised, unsupervised, and reinforcement learning use data, labels, patterns, actions, and rewards in daily-life examples.