Instructional Video
Sophia Learning

Sophia: Two Dimensions: Lesson 7

6th - 8th
This lesson will explore the definition, depiction, and location of three dimensional objects. It is 7 of 7 in the series titled "Two Dimensions."
Instructional Video
Sophia Learning

Sophia: Using Matrices to Organize Data: Lesson 4

9th - 10th Standards
This lesson provides real-world examples that demonstrate how to organize data into matrices. It is 4 of 5 in the series titled "Using Matrices to Organize Data." [8:40]
Instructional Video
Sophia Learning

Sophia: Zero Dimensions: Lesson 6

9th - 10th
Through this lesson, you'll learn the definition, depiction, and location of zero dimensions and zero dimensional objects. It is 6 of 7 in the series titled "Zero Dimensions."
Instructional Video
Massachusetts Institute of Technology

Mit: Science Out Loud: Trippy Shapes

9th - 10th Standards
In school, we learn about shapes with sides and edges - but there are weird shapes out there (beyond our 3 dimensions) that defy our normal idea of geometry. QuanQuan and Jenny explain, knit, and 3D print their way through trippy shapes!...
Instructional Video
Crash Course

Crash Course Physics #4: Vectors and 2 D Motion

9th - 10th
The scientists from Crash Course Physics introduce the ideas of vectors and scalars so we can better understand how to figure out motion in 2 Dimensions. [10:05]
Instructional Video
Khan Academy

Khan Academy: Two Step Word Problem: Garden

6th - 8th
Here's a nifty word problem in which we find the dimensions of a garden given only the perimeter. Sal Khan creates an equation to solve. [2:02]
Instructional Video
Khan Academy

Khan Academy: Linear Algebra: Dimension of the Column Space or Rank

9th - 10th
Video shows how to find the basis and dimension of the column space by finding its reduced row echelon form and using the columns corresponding to the pivot columns as the basis. Explains that rank is the dimension of the column space....
Instructional Video
Khan Academy

Khan Academy: Linear Algebra: Proof: Any Subspace Basis Has Same Number Elements

9th - 10th
Video shows proof that any basis of a particular subspace has the same number of elements. Leads up to give the definition of dimension. This video also appears in the strand Algebra: Matrices. [21:25]
Instructional Video
Sophia Learning

Sophia: Diagonals in Regular Polygons

6th - 8th
In this video tutorial, the instructor uses data to derive the formula to solve for number of diagonals in a regular polygon. Assess understanding with a quiz. [5:43]
Instructional Video
Sophia Learning

Sophia: Matrices

9th - 10th
This lesson will introduce matrices and how to determine their dimensions.
Instructional Video
Sophia Learning

Sophia: Relationships Between Dimensions: Lesson 2

9th - 10th
This lesson takes you through how objects in upper dimensions can be depicted in lower dimensions and vice versa. It is 2 of 6 in the series titled "Relationships Between Dimensions."
Instructional Video
Sophia Learning

Sophia: Relationships Between Dimensions: Lesson 5

9th - 10th
This lesson takes you through how objects in upper dimensions can be depicted in lower dimensions and vice versa. It is 5 of 6 in the series titled "Relationships Between Dimensions."
Instructional Video
Sophia Learning

Sophia: Scalar Multiplication: Lesson 2

9th - 10th Standards
This lesson will introduce scalars, and demonstrate how to perform scalar multiplication with matrices. It is 2 of 10 in the series titled "Scalar Multiplication." [3:01]
Instructional Video
Sophia Learning

Sophia: Scalar Multiplication: Lesson 5

9th - 10th Standards
This lesson will introduce scalars, and demonstrate how to perform scalar multiplication with matrices. It is 5 of 10 in the series titled "Scalar Multiplication."
Instructional Video
Sophia Learning

Sophia: Scalar Multiplication: Lesson 9

9th - 10th Standards
This lesson will introduce scalars, and demonstrate how to perform scalar multiplication with matrices. It is 9 of 10 in the series titled "Scalar Multiplication."
Instructional Video
Sophia Learning

Sophia: Two Dimensions: Lesson 4

6th - 8th
This lesson will explore the definition, depiction, and location of three dimensional objects. It is 4 of 7 in the series titled "Two Dimensions."
Instructional Video
Sophia Learning

Sophia: Two Dimensions: Lesson 1

6th - 8th
This lesson will explore the definition, depiction, and location of three dimensional objects. It is 1 of 7 in the series titled "Two Dimensions."
Instructional Video
Sophia Learning

Sophia: Using Matrices to Organize Data: Lesson 3

9th - 10th Standards
This lesson provides real-world examples that demonstrate how to organize data into matrices. It is 3 of 5 in the series titled "Using Matrices to Organize Data." [4:43]
Instructional Video
Sophia Learning

Sophia: Using Matrices to Organize Data: Lesson 5

9th - 10th Standards
This lesson provides real-world examples that demonstrate how to organize data into matrices. It is 5 of 5 in the series titled "Using Matrices to Organize Data." [2:51]
Instructional Video
Sophia Learning

Sophia: Zero Dimensions: Lesson 5

9th - 10th
Through this lesson, you'll learn the definition, depiction, and location of zero dimensions and zero dimensional objects. It is 5 of 7 in the series titled "Zero Dimensions."
Instructional Video
Sophia Learning

Sophia: Relationships Between Dimensions: Lesson 3

9th - 10th
This lesson takes you through how objects in upper dimensions can be depicted in lower dimensions and vice versa. It is 3 of 6 in the series titled "Relationships Between Dimensions."