Instructional Video6:47
Curated Video

Finding Distances Between Points on a Plane Using the Pythagorean Theorem

K - 5th
This video explains how to find the distance between two points on a plane without using a measuring tool. It introduces the Pythagorean theorem and demonstrates how to create a right triangle using the given points. By applying the...
Instructional Video4:50
Curated Video

Plotting Points on a Coordinate Plane: Understanding X and Y Axis Coordinates

K - 5th
In this lesson, students will learn how to accurately describe the location of places in a city using a coordinate plane. By moving on the X and Y axes, students can plot points that represent the distance and direction of various...
Instructional Video6:20
Professor Dave Explains

Graphing Lines in Algebra: Understanding Slopes and Y-Intercepts

12th - Higher Ed
Graphing lines in algebra.
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breeding orchid in biotechnology by plant tissue culture

Pre-K - Higher Ed
breeding orchid in biotechnology by plant tissue culture
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Magnetic field of a bar magnet

Pre-K - Higher Ed
Magnetic field of a bar magnet
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Extreme Close Up push-in push-out - A parasitic worm invasion of a human lymphatic system causes edema in a computer-generated animation.

Pre-K - Higher Ed
Extreme Close Up push-in push-out - A parasitic worm invasion of a human lymphatic system causes edema in a computer-generated animation.
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Set of Korn's New Music Video 'Twisted Transistor'

Pre-K - Higher Ed
Snoop Dogg at the Set of Korn's New Music Video 'Twisted Transistor' on October 6, 2005. (Footage by WireImage Video/Getty Images)
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The rituals of Buddhism and Hinduism

Pre-K - Higher Ed
The rituals of Buddhism and Hinduism
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Set of Korn's New Music Video 'Twisted Transistor'

Pre-K - Higher Ed
Snoop Dogg and Xzibit at the Set of Korn's New Music Video 'Twisted Transistor' on October 6, 2005. (Footage by WireImage Video/Getty Images)
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Weather Forecast in Amsterdam

Pre-K - Higher Ed
Amsterdam Weather Forecast
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a pendulum with swinging metal spheres demonstrates conservation of momentum

Pre-K - Higher Ed
a pendulum with swinging metal spheres demonstrates conservation of momentum
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Neon atom. Diagram of an atom of the element neon, showing the central nucleus surrounded by electron orbitals.

Pre-K - Higher Ed
Neon is the tenth element, and has ten protons (red) in its nucleus, along with ten neutrons (blue). Neon has ten electrons, and each of its orbitals can hold a maximum of two. Orbitals are filled from the lowest energy (nearest the...
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Set of Korn's New Music Video 'Twisted Transistor'

Pre-K - Higher Ed
Snoop Dogg at the Set of Korn's New Music Video 'Twisted Transistor' on October 6, 2005. (Footage by WireImage Video/Getty Images)
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Set of Korn's New Music Video 'Twisted Transistor'

Pre-K - Higher Ed
Lil Jon on the music video and all his upcoming projects at the Set of Korn's New Music Video 'Twisted Transistor' on October 6, 2005. (Footage by WireImage Video/Getty Images)
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Oxygen atom. Diagram of an atom of the element oxygen, showing the central nucleus surrounded by its electron orbitals.

Pre-K - Higher Ed
Oxygen is the eighth element, and has eight protons (red) in its nucleus, along with eight neutrons (blue). Oxygen has eight electrons, and each of its orbitals can hold a maximum of two. Orbitals are filled from the lowest energy...
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Periodic table

Pre-K - Higher Ed
periodic table
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A dispersive equilateral prism refracting and reflecting an incoming beam of uniform white light. Refraction of light results in the light being split into its constituent spectral colors (the colors of the rainbow)

Pre-K - Higher Ed
A dispersive equilateral prism refracting and reflecting an incoming beam of uniform white light. Refraction of light results in the light being split into its constituent spectral colors (the colors of the rainbow)
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Rock and Roll Hall of Fame 2007 Induction Ceremony

Pre-K - Higher Ed
Ronnie Spector of The Ronettes, inductee at the Rock and Roll Hall of Fame 2007 Induction Ceremony at the Waldorf Astoria Hotel in New York, New York on March 13, 2007. (Footage by WireImage Video/Getty Images)
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The word sale bursts through a pile of percentages.

Pre-K - Higher Ed
The word sale bursts through a pile of percentages.
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Cells Multiplying division

Pre-K - Higher Ed
Cell, Cancer Cell, Human Cell, Animal Cell, Plant Cell, Cancer - Illness, DNA, Bacterium, Mitosis, Virus, Dividing, Multiplication, Cell Division, New Life, Research, Circle, Technology, Human Egg, Blood Cell, Healthcare And Medicine,...
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Lens Focusing

Pre-K - Higher Ed
Close up of a cinema camera lens moving and focusing
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Scientists analyze the periodic table elements

Pre-K - Higher Ed
Scientists analyze the periodic table elements
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Rock and Roll Hall of Fame 2007 Induction Ceremony

Pre-K - Higher Ed
Rev Al Sharpton at the Rock and Roll Hall of Fame 2007 Induction Ceremony at the Waldorf Astoria Hotel in New York, New York on March 13, 2007. (Footage by WireImage Video/Getty Images)
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Set of Korn's New Music Video 'Twisted Transistor'

Pre-K - Higher Ed
Xzibit on the music video and on his upcoming movies including one with Jennifer Aniston and Clive Owen called 'Derailed' at the Set of Korn's New Music Video 'Twisted Transistor' on October 6, 2005. (Footage by WireImage Video/Getty...