In this lesson, students will learn how to prove that linear functions grow by equal differences over equal intervals. The video demonstrates algebraically that the difference in y-coordinates does not depend on the specific...

Howcast - Let musician Alex Skolnick teach you how to improve speed on guitar in this heavy metal guitar lesson from Howcast.

Descubre qué papel juegan las fuerzas intermoleculares cuando la materia cambia de estado entre sólido, líquido y gas.
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Dr. Howard Stevenson is the Constance Clayton Professor of Urban Education, Professor of Africana Studies, and former Chair of the Applied Psychology and Human Development Division in the Graduate School of Education at the University of...

A story of problem-solving styles, with the central example of finding the average area for the shadow of a cube.

An innovative National Science Foundation-funded Discovery Research PreK-12 program helped these Morehouse College students fulfill a dream they had since they were high school juniors and seniors: become K-12 STEM teachers. Hear what...

This video teaches how to add and subtract fractions with the same and different denominators using various methods, including the butterfly method and cross multiplication. The instructor explains the logic behind the methods and...

Investigating the NumPy Python library and how to use it efficiently

It was published nine years before a shot was fired. And was written by a woman. How did Uncle Tom’s Cabin fan the flames of the American Civil War?

What color is a mirror? How much does a video weigh? Michael Stevens, creator of the popular educational YouTube channel Vsauce, spends his day asking quirky questions like these. In this talk he shows how asking the right -- seemingly...

Howcast - Food, water, and shelter—that’s all butterflies and birds need to consider your backyard a home. And the great thing is that what attracts them will beautify your yard as well!