Instructional Video6:23
Curated Video

Geometric Transformations

K - 8th
This video illustrates the sequence that a geometric figure takes through a transformation. Transformations may include translations, reflections, and/or rotations.
Instructional Video10:56
Curated Video

Creating Equations of Parallel and Perpendicular Lines

9th - 12th
In this video, the teacher explains how to write and create equations of lines using slope. They discuss parallel and perpendicular lines and provide examples and explanations for each concept.



This video covers Algebra 1...
Instructional Video3:24
Curated Video

The Latitude-Longitude Grid

3rd - 8th
The Latitude-Longitude Grid applies knowledge of coordinates, equator, prime meridian, tropics, and hemispheres by locating places on a map or globe.
Instructional Video13:25
Zach Star

The intuition and implications of the complex derivative

12th - Higher Ed
The intuition and implications of the complex derivative
Instructional Video8:19
Zach Star

If the hour and minute hand on a clock look identical, can you always determine the time?

12th - Higher Ed
The answer is no, you cannot always tell the time on this clock, but most of the time you can. There are 132 moments/configurations in a 12 hour period where you wouldn't know the time because at those moments either hand could be the...
Instructional Video6:14
Curated Video

Combined Transformations

K - 8th
This video will demonstrate how to use a combination of transformations to achieve the desired graph.
Instructional Video2:03
Curated Video

How to Rotate about the Origin

9th - 12th
In this math video we will learn how to rotate about the origin. We are asked to rotate a triangle 90 degrees clockwise about the origin. We will identify one image and correctly place the image on the coordinate plane to represent...
Instructional Video3:54
Curated Video

Solve the System of Linear Equations Using Substitution

9th - 12th
In this video, the teacher explains how to solve a system of linear equations using the method of substitution. The viewer is given a question to solve and is guided through the steps to find the solution using drag and drop activities...
Instructional Video3:51
Curated Video

Understanding Reflections in the Y-Axis

9th - 12th
In this video, a math teacher demonstrates how to solve a standardized test math question involving reflections over the Y axis. The teacher explains the concept and provides step-by-step instructions for finding the image of a point...
Instructional Video4:15
Curated Video

Identifying Slope and Y-Intercept from a Table

9th - 12th
In this video, the teacher explains how to identify the slope and Y intercept of a linear function from a table using a standardized math test question as an example. They demonstrate how to find the slope and Y intercept by analyzing...
Instructional Video3:30
Curated Video

Finding Slope and Y-Intercept from a Table of Values

9th - 12th
In this video, the teacher explains how to identify the slope and Y intercept of a linear function from a table of values, using a standardized math test question as an example. The teacher walks through the steps of finding the slope...
Instructional Video2:21
Curated Video

Finding Slope Between Two Points Challenge Day #5

9th - 12th
This video will review/introduce the concept of finding slope between two points. This is the fifth and last of five videos, a 5 day challenge, to build proficiency finding the slope of a line using two points. We will use the formula...
Instructional Video3:08
Curated Video

The midpoint rule

K - 8th
The midpoint rule
Instructional Video6:00
Curated Video

Geometry: Finding the Coordinates of a Point in a Rectangle

3rd - 5th
This video shows the process for solving the problem presented in SATs 2022 Paper 3 Q21, which involves finding the coordinates of a point in a rectangle. Specifically, we will examine two identical rectangles, each with a length that is...
Instructional Video8:10
Brian McLogan

How to apply translating to a line on a coordinate grid

12th - Higher Ed
👉 Learn how to apply transformations of a figure and on a plane. We will do this by sliding the figure based on the transformation vector or directions of translations. When performing a translation we are sliding a given figure up,...
Instructional Video10:49
Math Fortress

Calculus III: Three Dimensional Coordinate Systems (Level 5 of 10)

12th - Higher Ed
This video continues the exploration of a three dimensional Cartesian coordinate system.This video covers two basic examples requiring the use of the distance formula in three dimensions. In addition, the equation of a sphere is also...
Instructional Video2:21
Brian McLogan

What is a transformation vector

12th - Higher Ed
👉 Learn how to apply transformations of a figure and on a plane. We will do this by sliding the figure based on the transformation vector or directions of translations. When performing a translation we are sliding a given figure up,...
Instructional Video4:31
Curated Video

Combining Functions: Adding and Subtracting Graphs

K - 5th
In this lesson, students will learn how to combine the graphs of two functions by adding and subtracting. They will understand how to find the new function by adding or subtracting the expressions for each function. Additionally, they...
Instructional Video9:12
Curated Video

Exploring Horizontal Translations of Quadratic Equations

K - 5th
In this lesson, students will learn about horizontal translations of quadratic equations. They will explore different representations and understand how the functions F of X and G of X are alike and different.
Instructional Video4:37
Curated Video

Finding the X Coordinate of the Intersection of Two Equations

K - 5th
In this video, the teacher explains how to find the X coordinate of the point of intersection of two equations without graphing or making a chart. They review slope intercept form and explain how to determine the slope and Y intercept....
Instructional Video6:03
Brian McLogan

Write the equation of the tangent line with the quotient rule at a point

12th - Higher Ed
👉 Learn how to find and write the equation of the tangent line of a curve at a given point. The tangent of a curve at a point is a line that touches the circumference of the curve at that point. To find the equation of the tangent line...
Instructional Video4:59
Curated Video

Finding Coordinates of Points on a Straight Line Using Similar Triangles

K - 5th
In this video, students learn how to find the coordinates of points along a straight line using similar triangles. They are taught to set up ratios with the vertical side (rise) first and the horizontal side (run) second.
Instructional Video4:23
Curated Video

Graphing Absolute Value Functions

K - 5th
In this video, the teacher explains how to graph absolute value functions using a T chart. They demonstrate how to find the absolute value of a number and address common misunderstandings. The teacher then applies these concepts to...
Instructional Video5:09
Curated Video

Moving Points in Space: Describing Locations on a Coordinate Plane

K - 5th
In this video, students learn how to move a point in space and describe its new location on a coordinate plane by counting the units of movement on both the x and y-axis. The video provides examples and explanations using cardinal...