Instructional Video
Khan Academy

Khan Academy: Algebra: Conic Sections: Hyperbolas 2

For Teachers 9th - 10th
The video tutorial [7:29] discusses conic sections. Students learn about hyperbolas. The resource consists of examples with detailed explanations.
Instructional Video
Khan Academy

Khan Academy: Unit Conversion: Performing Calculations on Units of Volume

For Students 9th - 10th Standards
This video tutorial is about performing arithmetic calculations on units of volume.
Instructional Video
Khan Academy

Khan Academy: Unit Conversion: Solving Problems Involving Units of Volume

For Students 6th - 9th
This site provides a video tutorial for solving application problems involving units of volume.
Instructional Video
Khan Academy

Khan Academy: Triangles: 45 45 90 Triangles

For Students 9th - 10th
Students are provided an introduction to 45-45-90 triangles by watching a video tutorial.
Instructional Video
Khan Academy

Khan Academy: Triangles: Area of Diagonal Triangles of Rectangle Are Equal

For Students 9th - 10th
This video shows that the area of diagonal generated triangles of a rectangle are equal.
Instructional Video
Khan Academy

Khan Academy: Mobius Strips: Math Improv: Fruit by the Foot

For Students 9th - 10th
Video exploring the concept of a Mobius strip and some of its properties using a Fruit by the Foot.
Instructional Video
Khan Academy

Khan Academy: Long Live Tau: Pi Is (Still) Wrong.

For Students 9th - 10th
Please excuse the simple math and spelling errors. You shouldn't believe anything I say without double-checking even at the best of times. Go here: http://tauday.com/ and here: http://www.math.utah.edu/~palais/pi.html Me: http://vihart.com
Instructional Video
Khan Academy

Khan Academy: Triangles: Another Pythagorean Theorem Proof

For Students 9th - 10th Standards
Students explore the Pythagorean Theorem by exploring a visual proof of the Theorem as they watch a video tutorial.
Instructional Video
Khan Academy

Khan Academy: Doodling in Math: Doodling in Math: Connecting Dots

For Students 9th - 10th
Anti-parabola propoganda, plus musing on math class, cardioids, connect the dots, envelopes of lines, even a bit of origami.
Instructional Video
Sophia Learning

Sophia: Calculating the Area of a Circle

For Students 6th - 8th Standards
Determine the area of a circle with the given formula.
Instructional Video
Sophia Learning

Sophia: Calculating the Area of a Rectangle

For Students 9th - 10th Standards
In this video tutorial, the instructor demonstrates how to determine how to calculate the area of a rectangle and assess knowledge with a quiz. [3:01]
Instructional Video
Sophia Learning

Sophia: Calculating the Area of a Triangle

For Students 6th - 8th Standards
Use different size triangle to determine how to solve for the area in this video lesson. Take quiz to check understanding. [3:41]
Instructional Video
Sophia Learning

Sophia: Calculating the Surface Area of a Cylinder

For Students 9th - 10th
In this video lesson, students will determine how to find the surface area of a cylinder and assess learing with a quiz. [4:02]
Instructional Video
Sophia Learning

Sophia: Calculating the Surface Area of a Prism

For Students 9th - 10th
In this video tutorial, calculate the surface area of a rectangular prism and take a quiz to check understanding. [7:10]
Instructional Video
Sophia Learning

Sophia: Calculating the Volume of a Sphere

For Students 6th - 8th
In this video, explore the formula used to calculate the volume of a sphere. Check understanding with the assessment. [4:08]
Instructional Video
Sophia Learning

Sophia: Calculating the Volume of a Sphere

For Students 9th - 10th
In this video clip, students will calculate the volume of a sphere and take a quiz to check for understanding. [2:55]
Instructional Video
Sophia Learning

Sophia: Calculating the Volume of Rectangular Prisms

For Students 6th - 8th Standards
In this video tutorial, determine the volume of a rectangular prism and assess learning with a quiz. [4:21]
Instructional Video
Sophia Learning

Sophia: Circle Tutorial

For Students 6th - 8th
In this video tutorial, a circle is defined further with a mathematical definition and explained using a blue hole in the ocean. A short quiz is available to complete after viewing the video. [2:41]
Instructional Video
Sophia Learning

Sophia: Comparing Objects to Scale Models

For Students 9th - 10th Standards
Measure the length of an object using a scale model.
Instructional Video
Sophia Learning

Sophia: What Composite Figures Are

For Students 5th - 8th Standards
This lesson defines the phrase composite figure. Students can watch a video tutorial and then take an online quiz.
Instructional Video
Sophia Learning

Sophia: Congruence Statement

For Students 9th - 10th
This video tutorial demonstrates how to use a congruence statement to prove to objects congruent. A short quiz accompanies the lesson. [1:09]
Instructional Video
Sophia Learning

Sophia: Congruent Triangles

For Students 9th - 10th
Take a look at two triangles and determine if the triangles are congruent in this video tutorial. [5:13] Check understanding with a quiz.
Instructional Video
Sophia Learning

Sophia: Converse of the Pythagorean Theorem

For Students 9th - 10th Standards
Use the Pythagorean theorem to determine if the triangle is a right triangle. Assess learning with a quiz.
Instructional Video
Sophia Learning

Sophia: Corresponding Parts

For Students 9th - 10th Standards
In this video tutorial [7:00], students will explore corresponding parts of similar objects, and determine that angles are congruent and sides are proportional.

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