Instructional Video14:24
PBS

Why Computers are Bad at Algebra

12th - Higher Ed
The answer lies in the weirdness of floating-point numbers and the computer's perception of a number line.
Instructional Video6:59
Curated Video

Population Growth and Exponential Formulas: Predicting the Future

K - 5th
In this lesson, students will learn how to determine population growth using an exponential formula. They will review solving for exponents and learn how to deal with exponents inside logarithms. Through examples and calculations, they...
Instructional Video1:34
Brian McLogan

How the properties of logarithms can help you take the derivative

12th - Higher Ed
👉 Learn how to find the derivative of exponential and logarithmic expressions. The derivative of a function, y = f(x), is the measure of the rate of change of the function, y, with respect to the variable x. The process of finding the...
Instructional Video4:09
Curated Video

Rearranging Geometric Formulas

K - 5th
In this video, students will learn how to rearrange geometric formulas using the properties of equality. The teacher explains how to solve equations involving trapezoids and circles, focusing on finding the missing base or radius.
Instructional Video6:06
Curated Video

Solve an Exponential Word Problem of Base 2

K - 5th
This video covers how to solve word problems involving exponential equations of base 2 using logarithms. The examples given include determining the number of times a stack of paper needs to be doubled to reach the moon and calculating...
Instructional Video2:01
Brian McLogan

Learning to use the one to one property to solve an exponential equation

12th - Higher Ed
👉 Learn how to solve exponential equations. An exponential equation is an equation in which a variable occurs as an exponent. To solve an exponential equation, we isolate the exponential part of the equation. Then we take the log of both...
Instructional Video4:08
Brian McLogan

How to use a table to graph logarithmic function

12th - Higher Ed
👉 Learn how to graph logarithmic functions. The logarithmic function is the inverse of the exponential function. To graph a logarithmic function, it is usually very useful to make the table of values of the function. This is done by...
Instructional Video2:32
Curated Video

Understanding the Purpose of Binary Code

Pre-K - Higher Ed
Quick whiteboard tutorial showing which explains what the point of binary code in computing is, and why we use it. Can be helpful for students studying GCSE Computer Science.
Instructional Video1:36
Brian McLogan

Solve an exponential equation using one to one property with a fraction as a base

12th - Higher Ed
👉 Learn how to solve exponential equations involving fractions. An exponential equation is an equation in which a variable occurs as an exponent. To solve an exponential equation, we make the base of both sides of the equation to be...
Instructional Video2:45
Brian McLogan

Graphing the parent graph of an exponential equation with base 2

12th - Higher Ed
👉 Learn how to graph exponential functions. An exponential function is a function that increases rapidly as the value of x increases. To graph an exponential function, it is usually very useful to make the table of values of the...
Instructional Video4:07
Curated Video

Finding the Area of Two-Dimensional Figures on the Coordinate Plane

K - 5th
In this video, the teacher explains how to find the area of a right trapezoid and a square using the Pythagorean theorem and the formula for area. They emphasize the importance of correctly creating right triangles to calculate the...
Instructional Video9:18
Curated Video

Understanding Binary Shifting

Pre-K - Higher Ed
This is a quick whiteboard tutorial that explains binary shifting and how to do it for both the multiplication and division of binary numbers.
Instructional Video10:02
Curated Video

Converting Decimal Numbers to Binary Numbers

Pre-K - Higher Ed
Learn how to convert decimal numbers to binary numbers by understanding the base system and place value. In decimal, based on 10 digits, each place represents a power of 10. In binary, based on 2 digits (0 and 1), each place represents a...
Instructional Video3:47
Curated Video

How to Convert From Binary to Decimal

Pre-K - Higher Ed
Quick whiteboard tutorial showing how to easily convert numbers in binary (base 2) to decimal, or denary (base 10) for students studying GCSE Computer Science
Instructional Video8:06
Curated Video

How to Add Binary Numbers

Pre-K - Higher Ed
Quick whiteboard tutorial showing which explains how to add binary numbers together, and also what error could result when doing this in programming; for students studying GCSE Computer Science
Instructional Video5:36
Curated Video

Understanding the Benefits of Hexadecimal Numbers

Pre-K - Higher Ed
Quick whiteboard tutorial showing which explains what the point of using hexadecimal in computing is and why we use it. Can be helpful for students studying GCSE Computer Science
Instructional Video10:52
Curated Video

How to Convert From Decimal to Hexadecimal

Pre-K - Higher Ed
Quick whiteboard tutorial showing how to easily convert numbers in decimal (base 10) to hexadecimal (base 16) for students studying GCSE Computer Science
Instructional Video5:37
Curated Video

How to Convert From Hexadecimal to Decimal

Pre-K - Higher Ed
Quick whiteboard tutorial showing how to easily convert numbers in hexadecimal (base 16) to decimal (base 10) for students studying GCSE Computer Science
Instructional Video1:26
Curated OER

Binary Code

6th - 8th
A goofy upper grader explains to viewers what binary code is and how it works to tell the computer what to do. He does a good job of explaining how the code works and what each 1 and 0 represent. Because he mentions base 2 this could be...
Instructional Video
PBS

Pbs Learning Media: Real Life Math: Network Engineer

6th - 8th Standards
Watch network engineer Diana Tootle explain how she uses math in her work in this video from KAET. In the accompanying classroom activity, students watch the video and then complete an activity involving an aspect of math that Ms. Tootle...
Instructional Video
Crash Course

Crash Course Computer Science #4: Representing Numbers and Letters With Binary

9th - 10th
This video [10:46] focuses on representing numbers and letters with Binary. Today, we're going to take a look at how computers use a stream of 1s and 0s to represent all of our data - from our text messages and photos to music and...