Sound Waves, Pitch, and Volume Explained
Explain sound waves with this animation of vibrating keys on a vibraphone. Students will learn about pitch and volume.
Treaty of Versailles
Find information and a short video about the Treaty of Versailles, the end of World War I and the years following, plus the birth of nationalism…
Which Bird Beak Can Crush Seeds?
Let's examine bird beak anatomy. Which bird beak can crush seeds: a heron's or a cardinal's? Watch the animation in the video to answer this…
2 and 5 as Factors
In this video, Carlos learns about patterns in the multiplication of 2 and 5.
Calculating the Volume of a Sphere
This video will show students how to find the formula to calculate volume for a sphere.
Describing Accuracy with Percent Error
This video demonstrates how to solve a percent error by analyzing the estimated value and actual value.
Estimate Decimal Quotients
In this video, Alex learns how to estimate a division problem when both numbers are decimals.
Force and Friction: How an Object Moves
Explore force, friction, and the movement of objects. This video demonstrates how a student in a wheelchair uses force throughout the day to…
Grammar Song: Sentences
A sentence is a group of words that begin with a capital letter. This video shows the two parts of a sentence: the subject followed by predicate…
Hippo and Baboon Use of Senses
Find information and a video about the highly social hippo and baboon who use their senses of smell, sight, and touch to find a mate and defend…