You'll never confuse the commutative and associative properties again. Scholars view a short YouTube video that shows how to rewrite expressions using the commutative and associative properties. It takes both addition and multiplication...

Young chemists discover that all solids are not created equal with the help of this short instructional video. Taking a microscopic look at matter, students learn how to classify solids based on the type of bonds that are responsible for...

Aluminum, steel, and carbon are the most commonly recycled materials. Learn why these metals are so popular and discover the benefits of recycling. A video lesson compares recycling metals with the extraction of the same metals,...

After reviewing the water cycle, zoom in on a raindrop and learn about the physics determining its shape. See actual footage of raindrops falling with high-speed photography! A written description of the same information is also provided...

How do you determine the size of an angle? Pupils learn about degrees and how to measure the size of an angle. The video associates the measurements to types of angles such as acute, obtuse, and right. The additive properties of angle...

Concrete, heal thyself! A fascinating video describes the self-healing properties of concrete, known as autonomous healing. Pupils also learn about ways that engineers try to make concrete more resistant to cracks, such as by adding...

While airlines acknowledge turbulence, scientists have yet to solve the mysteries of these air currents. Find out what is known with a short video that explores the complex nature of turbulence.

What do amazonite, heliotrope, carnelian, and diamonds have in common? There are all crystals and members of one of the six crystal families. Viewers of a fascinating short video learn about the molecular structure of crystals that cause...

The destructive power of black holes is enough to give any astrophysicist nightmares. No wonder the question arises as to whether a black hole can be destroyed. The narrator of a theoretical video explores the possibilities.

Are there healing properties in saliva? Apparently. A video describes the many benefits associated with an animal licking a wound. Unfortunately, as the lesson describes, there are also disadvantages.

Steel a great resource to teach your class all about iron. Viewers of an engaging video see how the production of wrought iron, cast iron, and steel have changed over time. The video also explains some societal advances due to these...

In this lesson, you will learn how to combine parts of an expression using the associative property. [4:25]

This video lesson introduces and provides examples of order of operations and basic math properties including associative, commutative, and distributive.

This lesson will demonstrate how to use the Associative Properties of Addition and Multiplication.

This lesson will define the Associative Property of Multiplication. It is 4 of 5 in the series titled "Multiplication is Associative."

This lesson will demonstrate how to use the Associative Properties of Addition and Multiplication. It is 4 of 4 in the series titled "Using Associativity."

This lesson will demonstrate how to use the Associative Properties of Addition and Multiplication. It is 3 of 4 in the series titled "Using Associativity."

In this lesson you will learn about the basic characteristics and terminology associated with color. It is 3 of 3 in the series titled "Properties of Color."