This video recounts a lecture by Richard Feynman giving an elementary demonstration of why planets orbit in ellipses. See the excellent book by Judith and David Goodstein, "Feynman's lost lecture”, for the full story behind this...

In this video Paul Andersen explains how the angular momentum of an object if a product of the rotational inertia and the angular velocity. The rotational inertia depends on the mass, radius and shape of the rotating objects. A sample...

A video entitled "Measures of Center" which shows the three measures of center and how to calculate them.

Learn How to Find the Circumference of a Circle AND the Perimeter of a Semi-Circle!*



Wait… what’s the difference between circumference and *p
erimeter*?
What’s the best way to remember those c
ircle formulas?
And...

Howcast - Learn how to assemble the three bird pieces into a pop-up card in the second video of a 2-part Howcast series with expert Jessica Tice-Gilbert.

Howcast - Learn how to do hula hoop isolations from hula hooping expert Natalie "McFancy" Wise in this Howcast video.

Howcast -Learn how to draw the letter L in graffiti from graffiti artist Paes 164 in this Howcast video.

In this math video we will learn how to write the equation of a circle. We will review the formula to write the equation of a circle given the center (h, k) and the radius r. We will understand that h represents the x coordinate of the...

In this demonstration, you will learn to make changes to the tripod stand and create extra grips and features to the tripod stand to enhance its functionality.
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This clip is from the chapter "The Foldable Tripod - Attachment"...

In this lesson, we will create the second and final attachment to the phone case, a foldable tripod attachment.
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This clip is from the chapter "The Foldable Tripod - Attachment" of the series "Advanced 3D Printing with Fusion...

This video demonstrates how to create a simple phone case for the Apple iPhone XR model, for which we will use the technical drawings.
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This clip is from the chapter "Creating the Phone Case" of the series "Advanced 3D...

In this video, we will cover the fundamental commands in AutoCAD 2D that are used for creating and modifying basic shapes, lines, and objects. You will learn how to draw lines, circles, and rectangles, as well as modify them using basic...

This lesson will use everything we have worked on so far to create white flower buds. We will set up petals by manually creating radial symmetry.
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This clip is from the chapter "White Flower 3D Plant Creation Within Blender"...

In this lesson, we will be using another one of Blender's modifiers to create radial symmetry in our flower petals.
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This clip is from the chapter "Purple Flower 3D Foliage" of the series "Blender to Unreal Engine - 3D Plants...

In this lesson, we will find out how to add depth to our mesh and make the foliage look realistic in 3D space.
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This clip is from the chapter "Shrub Plant 3D Modelling" of the series "Blender to Unreal Engine - 3D Plants and...

Develop your terrain sculpting skills using a combination of basic brushes and noise brushes. Dive deeper into the sculpting process and explore advanced tools like terrain stamping to create more intricate and detailed terrains.
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Why imaginary numbers are needed to understand the radius of convergence

A video entitled "Perimeters of Shapes" uses vertex coordinates to find the perimeters of shapes.

Algebra 49, 50 and 51 present three real-world problems which can be solved using systems of three linear equations in three variables. This chapter shows how the parameters of an equation for a circle can be determined, given three...

Fusion 360’s surface tools offer several advantages. In this video, we’ll take a look at using core surface tools to surface model a spoon. I’ll walk you through a common “skeleton” technique that we'll use to reference the top profile...

This video provides a visual explanation of the basic concepts related to circles, specifically focusing on the terms radius and diameter.<b<br/>r/>

This video is part of the 8-part series, Circles.

Dear all calculus students, This is why you're learning about optimization

The video provides a clear explanation of the sine, cosine, and tangent functions and their corresponding graphs. It starts by introducing the unit circle and how it relates to the functions. Then, it explains the formulas for each of...

Creating Patterns in Onshape part 1/2: In this video tutorial, we demonstrate how to create a 3D model in Onshape using dimension tools, constraints, and various shapes. We follow the PLTW curriculum activity 1.3.4, which helps users...