K-12 For Students Videos

A good way to educate kids about plants and animals and how they affect the environment is by talking about the extinction of dinosaurs. Teach children the importance plants and animals have with...

Educate kids that environmental water quality can be affected even by people that don't live near the ocean. Explain the importance of water quality to children with tips from an experienced...

When educating kids on the environment and global warning, use examples that will not make them worried or scared. Discuss how global warming affects the environment to children with tips from an...

There are many environmental education clubs kids can find and join locally. Find environmental clubs for children with tips from an experienced elementary school teacher in this free video on...

Educate kids about environmental air quality by explaining the importance of planting trees. Teach kids how to improve air quality with tips from an experienced elementary school teacher in this...

Educate kids with environmental conservation ideas like turning the faucet off when brushing teeth and taking showers. Help children to understand conservation with tips from an experienced...

Educating kids on how an environmental ecosystem works will help save the environment. Show children how an ecosystem works with tips from an experienced elementary school teacher in this free...

Kids appreciate being educated on how picking up garbage and recycling will help the environment. Start children on the recycling path with tips from an experienced elementary school teacher in...

The algebra that is primarily used in creating a time card is dimensional analysis, which involves converting one unit to the next. Convert minutes into a fraction of an hour to do algebra with...

The more activities that can be planned to teach math to middle school students, the easier it will be to get students to relate to math. Discover how to use shopping games to teach students about...

There are many math activities that can be used to help teach children math, including playing a game that emulates a store. Teach children about math through grocery shopping with help from a...

If an individual is going to be an accounting major, they will need to take college algebra, statistics and a business calculus course. Look at a school's course catalog to find out exactly which...

There is an overwhelming number of jobs in existence that are math-related, including teaching, finance, business, accounting, banking and insurance jobs. Discover how doctors use math in their...

A prime number is a positive whole number with exactly two factors, which are one and itself. Use multiplication tables and factor trees to help determine if a number is a prime number with help...

A mathematical relation is, in general, a relationship between sets of numbers or sets of elements. Find out what makes a mathematical relation into a function with help from a math teacher in...

A mathematical function is a relation in which each element of the domain tends to be x-coordinates and is paired with an element of the range. Learn about what must happen before a relation can...

In order to help students understand what prime numbers and composite numbers are, it's useful to use number tables. Find out how to use math Jeopardy as a way to teach prime and composite numbers...

Linear demand functions are demand functions that can be graphed with a line, thus following a linear pattern. Discover how to do an example of a linear function math problem with help from a math...

A prime number is a positive whole number with exactly two factors, which are one and itself. Identify a variety of prime numbers, such as seven and 11, with help from a math teacher in this free...

In order to find the height of a trapezoid, use the formula of A = 1/2h (B1 + B1). Discover how the information provided may affect the process of finding the height of a trapezoid with help from...

When graphing points, it's important to have an understanding of the x-coordinate and the y-coordinate. Discover how to move along the horizontal and vertical axes with help from a math teacher in...

In order to simplify Boolean algebra, it's important to understand the definitions, the notations and the laws. Discover how to simplify Boolean algebra, which is a deductive mathematical system...

Excel Solver is a useful tool for algebra two students, and teaching them how to use it begins with creating columns for equations, constants and solutions. Find out how to execute algebra...

Boolean algebra is a very complex topic, and related conversions are often used in creating electrical circuits. Gain an understanding of the symbols used in Boolean algebra with help from a math...

In order to simplify Boolean functions, it's important to have a foundational understanding of the identity laws and complimentary laws. Learn about idempotent laws, commutative laws and...

Combining like terms with polynomial equations requires taking terms with the same variable and putting them together. Simplify polynomial equations to solve them with information from a tutor in...

The difference between affect and effect is that affect generally means having influence over something, while effect means result. Listen to examples of the difference between affect and effect...

To solve for quadratic inequalities, use the quadratic formula to solve for X, and plug X back into the inequalities to make the inequality true. Get an example of a quadratic inequality equation...

To find mass percentages, calculate the mass percentage of a particular solution, and divide it by the total mass of the solution. Learn about how using mass percentages can be helpful in real...

Find the least common denominator of a set of fractions by calculating the multiples of the denominators and finding the common number of the lowest value. Find out how to determine the multiples...

Solve linear inequalities graphically by creating a graph with X and Y coordinates and connecting the values of the equation solution. Create a visual representation of linear inequalities with...

Solve absolute value inequalities by solving the equations first, graphing the different points on an axis and shading between the different points. Learn more about absolute value, which is the...

Solving combined inequalities requires taking two inequalities with variables in them and solving the equations accordingly to calculate the appropriate variable. Find the value of a variable that...

Solving linear systems requires creating a table for both X and Y variables and graphing the equation accordingly. Visualize how a linear system works with examples from a tutor in this free video...

Finding percentages is crucial to understanding probability and statistics and can be done by dividing fractional numbers. Learn how to find the percentage of different fractions with help from a...

Find the slope of two points on a graph by using the formula M equals Y2 minus Y1 over X2 minus X1. Plot and calculate the slope of a line on a graph using the slop formula with examples from a...

To shade inequalities on a graph, draw a line passing through the variable and shade to left or right of the line depending on the value of the variable. Use shading to better understand the value...

The definition of an infinite set is a set that has infinite numbers, either countable or uncountable. Learn about examples of an infinite set, such as all integers or all real numbers, with...

A set is defined as a collection of objects and is often used in math to describe lists of numbers that can be compared. Consider using a Venn diagram to show and compare two sets of numbers with...

To prove De Morgan's laws, create tables that compare logic situations with P and Q variables. Use logic tables to determine the truth of different De Morgan laws with information from a tutor in...

Solve for a range by graphing variable values on a linear graph to view the linear inequalities. Define the variables before solving for range with help from a tutor in this free video on math.

Resolution is measured by calculating the number of dots on a line and then multiplying by the number of lines on the screen. Measure the horizontal and vertical pixels on a screen to determine...

Determine the degree of a polynomial by calculating the highest value of an exponent in the equation. Solve a polynomial equation for the degree of the polynomial with help from a tutor in this...

Venn diagram problems are used to calculate the differences and similarities between two or three sets of numbers using a visual diagram. Illustrate different sets of numbers by doing a Venn...

Define the domain of a graph by calculating all of the X values on a standard graph. Find out how to plot points on the X and Y axis of a graph and determine the domain with information from a...

The multiplicative inverse property states that for every "a" there exists a number such that "a X 1/a = 1." Practice math problems that use the multiplicative inverse property with help from a...

The formula for the velocity of a wave is v = c/n, with v being velocity of the wave, c being the speed of light, and n is what is going to make the velocity of the wave different. Understand the...

The domain of a function is the complete set of all possible values of an independent variable in a function. Practice some examples using the domain of a function with help from a tutor and...

The identity property of multiplication states that the product of one and any number is that number. Find out why 200 multiplied by one will result in 200 with help from a tutor and teacher in...

Wave velocity is the rate at which a wave travels through a medium, as well as the rate at which a body is displaced in a given direction. Find out why wave velocity is higher in areas of low...