In this math video we will learn the rules for adding rational numbers in decimal form. We will begin by reviewing the three steps to adding or subtracting decimals. We will line the decimal values up vertically using the decimal points....

In this math video we will learn how to multiply a monomial by a binomial to simplify an algebraic expression. We will be presented with an algebraic expression which represents a monomial multiplied by a binomial (two term expression)....

In this math video we will learn how to divide rational numbers in decimal form. We will review the vocabulary terms dividend, divisor and quotient. You will see a visual model of these terms as they are used in long division. I will...

In this math video we will learn 6 steps to divide rational numbers in fraction form. We will discover how dividing rational numbers in fraction form are similar to dividing integers. I will introduce you to a procedural check list and...

From land to sea to space, scientists are using incredible tools to make new discoveries. These are the ten largest instruments in use around the world.

The problem of space debris is solvable if we work together.

A data-driven look at how scientists view some of the most important issues facing humanity compared to the general U.S. public, according to surveys conducted by the Pew Research Center.

Extreme isolation is something our greatest explorers have faced in varying degrees. Now, a team of six NASA recruits have begun a year-long mission on the desolate side of a barren Hawaiian volcano that will simultaneously test the...

This video provides a clear and engaging explanation of negative numbers, starting with the concept that they are any number less than 0. The presenter uses relatable examples, such as imagining losing oranges from a bowl until there are...

In this engaging and informative video, viewers are guided through the fundamental concept of subtraction. The teacher explains that subtraction is the process of finding the difference between two numbers, likening it to taking a...

This video provides a clear and concise explanation of percents and how they are used in real-life situations such as shopping and tipping at a restaurant. It breaks down the concept of percents as parts of a whole, specifically one part...

This video provides a clear and comprehensive explanation of the concept of multiplication. It starts by discussing how multiplication is related to other mathematical operations such as division and addition. The video breaks down a...

The video provides a clear and concise explanation of division in mathematics. It starts by highlighting the relationship between division and other mathematical operations, such as multiplication and subtraction. It explains division as...

This video serves as an educational introduction to understanding and working with decimals. It explains the concept of decimals as numbers less than one, separated from whole numbers by a decimal point. The video also covers the...

This video is a beginner's guide to addition, explaining how addition is used in everyday situations such as banking and shopping. It breaks down the concept of addition as combining two or more numbers to get a larger number, known as...

This video provides a creative and engaging way to help students understand and remember how to work with exponents. By using the analogy of Big Brother representing the base and Little Brother representing the power, the video...

This video discusses the concept of math anxiety, which is a feeling of worry or uneasiness that can interfere with one's ability to do math. It explains how math anxiety can impact working memory and math performance, creating a...

This video provides a helpful trick for remembering how to add and subtract negative numbers. Using a visual representation of a number line with a bird as a guide, the video demonstrates the step-by-step process for solving equations...

A common complaint that math teachers hear is, "When am I going to need this in the real world?" When you're sitting in algebra class, it's easy to feel like it's all theoretical–a bunch of imaginary numbers and rules dreamed up by...

A video on allusions: When a writer refers to something famous—like a person, place, or story—without explaining it.

A video entitled "Different Bases" that covers rewriting expressions using the rule for applying powers to expressions with different bases.

A video entitled "Determine Intersect by Points" that covers determining whether a pair of lines, given as pairs of points, are intersecting, parallel, or coincide.

A video entitled "Decimal Expansions" that covers how decimal numbers can be converted to fractional form.

A video entitled "Compose Functions" that covers the concept of substituting one function into another to form a composition of functions.