Mathispower4u
Evaluate Exponential Expressions (Example)
Exponents create the incredibly growing expression. A video instructor explains the expanding properties of the exponential expression. Expanding the expression helps pupils see how to simplify and evaluate.
Mathispower4u
Evaluating Algebraic Expressions
What types of mistakes do your classes make when evaluating algebraic expressions? A direct video lesson explains the process of evaluating algebraic expressions by substituting values for multiple variables. The instructor highlights...
Mathispower4u
Simplify Polynomial Expressions - Add/Subtract/Multiply (Example)
How are your classes with polynomial operations? If they need a little extra support, this is the video for you! The lesson instructor explains several examples building from a simple addition of polynomials to a more complex example...
PBS
DNA Spells Evolution
In humans, the rate of mutation from one generation to the next is between 100 and 200 mutations. Discover the role of DNA mutation in evolution with an enriching lab activity.
PBS
Fossils: Rocking the Earth
Scientists learn about animals and plants living today by understanding the fossil record. A helpful resource includes a brief explanation of the process to help scholars complete the online game. It also mentions the gaps in knowledge...
PBS
Training Trees
Each branch of a phylogenetic represents a species, and you can trace each one back through history. A short video, the fourth of seven, introduces phylogenetic trees and the online game lab used in the unit.
Cambridge University
How Sherpas Have Evolved "Superhuman" Energy Efficiency
Why are Sherpas so uniquely equipped to guide aspiring mountain climbers up Mount Everest? Learn all about the biological ways that Sherpas can survive in a low-oxygen environment with an informative video.
Mathispower4u
Simplify Exponential Expressions: Product and Power Rule (Example)
See the properties of exponents come alive! Young scholars watch as the video instructor explains the properties of exponents highlighting the product and power rules. He details several examples that your pupils can watch and rewatch to...
Mathispower4u
Expanding and Evaluating Exponential Notation (Example)
What do exponential expressions and lungs have in common? They both can expand and contract! A short video lesson shows how to expand exponential expressions. Examples include those with and without parentheses.
Mathispower4u
Properties of Exponents
Exponents can be powerful! A thorough video lesson explains all of the properties of exponents. The video instructor provides both general and specific examples of each property.
Mathispower4u
Write Repeated Multiplication Using Exponents (Example)
Strengthen your classes' understanding of an exponent before tackling its properties. A quick video lesson reviews the role of an exponent by rewriting expressions with repeated multiplication. Learners watch as the instructor explains...
Mathispower4u
Zero Exponent Property (Example)
Zero in on a commonly mistaken property. The video instructor shows several examples of expressions raised to the power of zero. Each example incorporates a different exponent property and highlights common misconceptions.
Mathispower4u
The Zero Exponent
Why does an exponent of zero result in a value of one? Give your classes a concrete explanation for this property that many struggle to remember. A video lesson provides an explanation and provides examples of exponential expressions...
TED-Ed
A Simple Way to Tell Insects Apart
Did you know an insect has unique mouthparts based on what and how it eats? This is a simple way to identify the order an insect belongs to. Watch a video that explains the interesting world of insect mouthparts.
SciShow
3 of the Strangest Moons in the Solar System
Explore characteristics of three moons that have traits all their own! An episode of a solar system video playlist explores three moons of the solar system: Miranda, Iapetus, and Hyperion. These moons of Uranus and Saturn vary in their...
SciShow
The Future of Interstellar Communication
Communication through the solar system is a challenging task. Sending probes to different locations in our solar system helps scientists learn about these bodies. As these probes are sent farther and farther from Earth, receiving their...
Crash Course
Measures of Spread: Crash Course Statistics #4
Sometimes the measures of center don't give us enough information. The spread of the data can tell statisticians much more about the data set. A video lesson, part of a statistics video series, describes different measures of spread such...
SciShow
It's Official: Life Could Survive on Enceladus
Have researchers found life on another planet? Maybe not, but possibly on one of Saturn's moons! A spacecraft has verified the presence of water on Enceladus as well as other life-supporting compounds. The episode of a solar system...
SciShow
Could We Give Mars a Magnetic Field?
Are you ready to move to Mars? An engaging video lesson discusses the changes required for Mars to sustain human life. The first of which is to reinstate the magnetic field it lost over four billion years ago. The video is an episode in...
SciShow
A New, Bubbly Origin Story for the Solar System
The truth is, we still don't know the origin story of our solar system. Each theory has supporting and competing evidence, making it difficult for people to accept just one. The installment of a solar system series discusses a new...
SciShow
How We Used the Moon to Send Radio Messages
The Cold War presented some communication challenges to the US military. Because the conflict was before the launch of satellites, scientists focused on the earth's natural satellite, the moon, the bounce radio signals. A video lesson...
SciShow
That Time We Gave Earth a Ring Made of Millions of Tiny Needles
They tried to put a ring on it! In the 60s, scientists had a plan to improve communication technology. Adding a ring of copper needles around the earth would help to boost radio wave signals. Scholars can watch a video lesson from a...
SciShow
The Curiosity Rover's Most Amazing Discoveries
Can Mars support human life? Researchers may have found evidence of water on Mars with information from the Curiosity Rover. An episode of a larger solar system playlist discusses the other life-sustaining elements and atmospheric...
SciShow
Mimas: The Real-Life Death Star
Saturn's moon Mimas has a unique composition worth studying. Mimas has a crater that was created 4.1 billion years ago that altered its composition from core to surface. Scholars learn these unique characteristics as they view an...