Instructional Video3:12
Curated Video

Adding and Subtracting with Number Lines

K - 5th
The video teaches viewers how to add and subtract numbers using a number line. The lesson includes reviewing basic math principles such as adding numbers in any order and adding zero. The video also shows how to count efficiently on the...
Instructional Video3:30
Brian McLogan

Combining a radical expression

12th - Higher Ed
👉 Learn how to add or subtract radicals. A radical is a number or an expression under the root symbol. Radicals can only be added or subtracted if the numbers or expressions under the roots are the same for all terms. To add or subtract...
Instructional Video16:19
Curated Video

Implementing Lives System in Scratch Game

Pre-K - Higher Ed
In this video tutorial, the teacher demonstrates how to implement a lives system in a game using variables and coding blocks. The tutorial covers both scenarios of restarting the game when lives reach zero and ending the game with a...
Instructional Video1:30
IDG TECHtalk

How to use the ac command: 2-Minute Linux Tips

Higher Ed
Learn how to use the ac command. It reports on user login times, so if you’re interested in knowing how much time various users are spending on a Linux server, this command is a good choice.
Instructional Video6:20
KnowMo

Mastering Addition: From Basic Concepts to Column Addition

3rd - Higher Ed
The video is a lecture presentation on addition. The presenter discusses the four main operations in mathematics and explains that the lecture will focus on addition. The concept of addition is then explained using simple examples and...
Instructional Video8:09
Curated Video

CompTIA Security+ Certification SY0-601: The Total Course - The Metasploit Framework

Higher Ed
Penetration testers can use the cross-platform Metasploit framework command-line tool for discovering and exploiting security flaws on hosts.
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This clip is from the chapter "Testing Infrastructure" of the series "CompTIA...
Instructional Video5:51
Math Fortress

GRE Arithmetic: Integers (Part 1 of 4)

12th - Higher Ed
This video is a review of basic arithmetic for the purpose of solving problems on the quantitative reasoning section of the GRE revised General Test. This video covers the basics of integers. Topics covered include: Number Lines,...
Instructional Video0:54
Prime Coaching Sport

Bean bag - Head balancing

K - Higher Ed
Individual bean bags tasks and challenges for PE
Instructional Video2:48
Brian McLogan

Writing the domain of a rational function with a radical in the denominator

12th - Higher Ed
👉 Learn how to find the domain of rational functions with a radical denominator. Recall that the domain of a function is the set of possible input values (x-values) of the function. For a rational function, the denominator cannot be zero...
Instructional Video8:40
TED Talks

A practical guide to taking control of your life | Cate Hall

12th - Higher Ed
The real lever of a meaningful life isn’t intelligence or hustle — it’s personal agency, says Cate Hall, former Supreme Court attorney and once the world’s top-ranked female poker player. Sharing her journey from the throes of addiction...
Instructional Video2:04
Brian McLogan

Basic Math - Adding and subtracting numbers

12th - Higher Ed
👉 You will learn how to add and subtract integers. We will work through adding and subtracting two integers up to multiple integers. We can look at adding and subtracting integers by looking at there values on a number line where there...
Instructional Video4:39
Kids Academy

Solving Problems With Number Lines | Math | 1st Grade | Kids Academy

Pre-K - 4th
Welcome our new video: Solving Problems With Number Lines | Math | 1st Grade | Kids Academy Number lines are a very early concept in mathematics. If it's taught properly it can actually be a very easy concept to understand and very...
Instructional Video3:19
Curated Video

How to Use an Eyeliner Makeup Brush

9th - Higher Ed
Howcast - Learn how to use an eyeliner brush from makeup artist Brittney Rose in this Howcast makeup tutorial.
Instructional Video4:40
Curated Video

Estimating Fractional Quotients Using Basic Multiplication and Division Facts

K - 5th
In this video, the teacher explains how to estimate the number of boxes each team member needs to sell and the number of cars needed for a trip. By using basic multiplication and division facts, the teacher demonstrates how to determine...
Instructional Video3:11
Professor Dave Explains

Practice Problem: Isotopic Abundance and Atomic Mass

9th - Higher Ed
In the general chemistry series we learned about nuclide symbols, which all imply a specific atomic number and mass number. Associated with this were isotopes, and average atomic mass. Given the relative abundances of all the isotopes of...
Instructional Video8:06
Curated Video

Darksiders 2 Walkthrough Part 24 - Chapter 3

9th - Higher Ed
Howcast - Check out part 24 and become Death in this walkthrough of THQ's new release, Darksiders 2.
Instructional Video8:53
Brian McLogan

Evaluate Inverse Trig Functions - Step by Step

12th - Higher Ed
👉Learn how to evaluate inverse trigonometric functions and understand why we have to apply restriction.
Instructional Video0:24
The March of Time

1953: CAMDEN, SOUTH CAROLINA: MS Handmade window card 'Camden Players present The Shop at Sly Corner...' , Raising card REVEALS Stage w/ rehearsal in progress, VS Beth Lindenstruth, Ted Marshall, Barbara Harmon, Ken Zabriskie , Babs Whelan rehearsing.

12th - Higher Ed
MOT 1953: CAMDEN, SOUTH CAROLINA: MS Handmade window card 'Camden Players present The Shop at Sly Corner...' , Raising card REVEALS Stage w/ rehearsal in progress, VS Beth Lindenstruth, Ted Marshall, Barbara Harmon, Ken Zabriskie , Babs...
Instructional Video4:26
Curated Video

Comparing Data on a Graph

K - 8th
Miss Palomine reviews her Cars, Buses, Trucks graph. She then tells the student about Socrates’s cookie-eating contest and how he will practice for the contest. Socrates will choose 10 cookies from a jar of 20 different kinds of cookies....
Instructional Video8:26
Curated Video

Representing Inequalities Graphically and Solving Practical Problems

Higher Ed
The video is a tutorial on representing inequalities graphically. The presenter starts by recapping some basic information such as the symbols used and how to represent inequalities on a number line. Then, they explain how to establish...
Instructional Video1:33
Brian McLogan

Writing a number in scientific notation

12th - Higher Ed
👉 Learn how to convert numbers from scientific notations. Scientific notation is a convenient way of writing very large or very small numbers. A number written in scientific notation is of the form a * 10^n where a is the first non-zero...
Instructional Video7:02
KnowMo

Subtraction: Understanding the Concept and Techniques

12th - Higher Ed
This video is a lecture presentation on subtraction, one of the four key operations in math. The presenter explains the basic concept of subtraction and demonstrates how to perform subtraction using a number line and column subtraction...
Instructional Video11:54
Math Fortress

Calculus III: Three Dimensional Coordinate Systems (Level 1 of 10)

12th - Higher Ed
This video is a review of number lines and coordinate systems. This video goes over the basic concepts and terminology of one dimensional, and two dimensional coordinate systems. This video concludes with an introduction to three...
Instructional Video3:12
Brian McLogan

What is the difference between adding and subtracting positive and negative integers

12th - Higher Ed
👉 You will learn how to add and subtract integers. We will work through adding and subtracting two integers up to multiple integers. We can look at adding and subtracting integers by looking at there values on a number line where there...