This is a collection of courses on communities and ecosystems. Some topics explored are productivity, food webs, and ecology. The courses offer video clips, lecture notes, practice problems, and exam questions. Practice problems and exam...

Students explore traveling waves and wave propagation. The resource links to courses with videos, online textbook materials, simulations, and practice problems.

The online course consists of a study guide about calculus. Topics included are differentiation, vectors, infinite series, polar coordinates, and integration.

The online course consists of a textbook instructor's manual about calculus concepts. Topics included are differentiation, vectors, infinite series, polar coordinates, and integration.

The online course consists of a textbook about calculus concepts. Topics included are differentiation, vectors, infinite series, polar coordinates, and integration.

Consider these resources while illustrating the natives' response to Europeans settling into the Americas.

Students learn how to solve problems without doing a proof or exact calculation. Topics include dimensional analysis, successive approximation, generalization, and pictorial analysis. A syllabus, readings, assignments, and related...

Take advantage of these resources when examining the purpose and power of philosophy and increase understanding of argumentative skills.

Learners investigate moving charges in magnetic fields. Some topics explored in the activities are Lorentz force, motion of a charge, and magnetic fields. The resource consists of video clips, lecture notes, online textbook chapters,...

AP Biology, AP Calculus, and AP Physics online resources are provided for both teachers and students. These resources are designed to prepare high school students for their AP exams.

College-level textbook highlighting electromagnetism concepts. Many of the topics are explained in video demonstrations.

College-level online biology course highlighting Parkinson's disease. Course topics include clinical characteristics, structural neuroimaging, neuropathology, genetics, and cognitive function. Course features include reading suggestions...

College-level course highlighting the biology of cells of higher organisms. Course topics include cellular membranes and organelles; cell growth and oncogenic transformation; transport, receptors, and cell signaling; the cytoskeleton,...

College-level online neuroscience course focusing on human memories. Course highlights how memories are created and controlled, and how we are able to remember the past. Course features include readings and related resources on the topic.

College-level online biology course focusing on the anatomy of the human brain. Course highlights include an intensive introduction to neuroanatomy. Course features include lecture notes outline, quizzes, study notes, and an extensive...

College-level chemical engineering course highlighting the general principles of separation by equilibrium and rate processes. Course topics comprise staged cascades and applications to distillation, absorption, adsorption, and membrane...

College-level chemical engineering course highlighting polymers. Course topics focus on the range of properties of polymers, methods of synthesis, and physical chemistry. Course features include a list of related readings and a large...

College-level advanced chemistry course focusing on organic chemistry. Course highlights the application of structure and theory to the study of organic reaction mechanisms. Course features include selected lecture notes, assignments,...

College-level planetary science course highlighting modern navigation. Course introduces the concepts and applications of navigation techniques using celestial bodies and satellite positioning systems (GPS). Course features include...

College-level electrical engineering course highlighting electric power systems. Course introduces electric power and the conversion of electrical to mechanical energy. Course features include readings, assignments, and quizzes.

College-level electrical physics course highlighting Einstein's Special Theory of Relativity. Course introduces the physics of Lorentz contraction, time dilation, the "twin paradox", and E=mc2. Course features suggested readings,...

College-level physics course focusing on the string theory. The course develops the aspects of string theory and makes it accessible to students familiar with basic electromagnetism and statistical mechanics. Course features include...

College-level course focusing on the principles of genetics. Course topics include structure and function of genes, chromosomes and genomes, biological variation, population genetics, use of genetic methods to analyze protein function,...

College-level physics course focusing on black holes. Course topics include general relativity, astrophysics, and elements of cosmology . Course features include selected video lectures, lecture notes, assignments, and exams.