Khan Academy: 2757 products
Khan Academy is an organization on a mission. We're a not-for-profit with the goal of changing education for the better by providing a free world-class education for anyone anywhere.
All of the site's resources are available to anyone. It doesn't matter if you are a student, teacher, home-schooler, principal, adult returning to the classroom after 20 years, or a friendly alien just trying to get …
check_box_outline_blank
Health and medicine: Iron deficency anemia diagnosis
Health and medicine The medical world can be a confusing place. Patients, their families, and even students entering health fields might fe…
VideoFree10 minutes
check_box_outline_blank
Health and medicine: What is lung cancer?
Lung cancer is a disease where cells in the lungs multiply uncontrollably. The extra cells take up space in the lungs and impair gas exchan…
VideoFree8 minutes
check_box_outline_blank
Health and medicine: Theories of Emotion
Health and medicine The medical world can be a confusing place. Patients, their families, and even students entering health fields might fe…
VideoFree8 minutes
check_box_outline_blank
Health and medicine: Blood conditions in pregnancy
Visit us (http://www.khanacademy.org/science/healthcare-and-medicine) for health and medicine content or (http://www.khanacademy.org/test-p…
VideoFree7 minutes
check_box_outline_blank
Health and medicine: What is contractility?
Contractility tells us how many myosin heads are working at the end of systole; a number that goes up or down with the level of sympathetic…
VideoFree14 minutes
check_box_outline_blank
Health and medicine: Henry's law
Explore the relationship between partial pressure of a gas and the concentration of the gas molecule within a liquid. Rishi is a pediatric …
VideoFree9 minutes
check_box_outline_blank
Biology: Intelligent design and evolution
The argument that evolution speaks to being the most "intelligent design." Biology Life is beautiful! From atoms to cells, from genes to pr…
VideoFree12 minutes
check_box_outline_blank
High school biology: Introduction to experimental design
Introduction to experiment design. Creating a hypothesis. Double-blind testing. Placebo effect. High school biology Biology and the scienti…
VideoFree9
check_box_outline_blank
Health and medicine: Pulmonary hypertension diagnosis
Health and medicine The medical world can be a confusing place. Patients, their families, and even students entering health fields might fe…
VideoFree4 minutes
check_box_outline_blank
Health and medicine: Endocrine system and influence on behavior - Part 1
Health and medicine The medical world can be a confusing place. Patients, their families, and even students entering health fields might fe…
VideoFree11 minutes
check_box_outline_blank
Health and medicine: Ebstein's anomaly
Health and medicine The medical world can be a confusing place. Patients, their families, and even students entering health fields might fe…
VideoFree6 minutes
check_box_outline_blank
Biology: Carbon as a building block of life
Carbon as a building block of life. Biology Life is beautiful! From atoms to cells, from genes to proteins, from populations to ecosystems,…
VideoFree9 minutes
check_box_outline_blank
High school biology: Example identifying roles in a food web
Example identifying roles in a food web High school biology Trophic levels Topic: Science Learn about all the sciences, from physics, chemi…
VideoFree2 minutes
check_box_outline_blank
Biology: Understanding and building phylogenetic trees
Learn how to read and draw phylogenetic trees, or cladograms. Biology Life is beautiful! From atoms to cells, from genes to proteins, from …
VideoFree11 minutes
check_box_outline_blank
Health and medicine: Aldosterone removes acid from the blood
See how Aldosterone acts on the alpha-intercalated cell to remove protons (acid) from the blood. Rishi is a pediatric infectious disease ph…
VideoFree11 minutes