PBS
The Two People We're All Related To
Is it possible all current lineage trace back to one male and female? Mitochondria DNA suggest just that! A lesson with this interesting perspective on genetic heredity explains how all human DNA connects to a single male and female in...
Corbett Maths
Frequency Trees
It's time to branch out a little! Individuals explore the usefulness of a frequency tree when organizing data in a helpful video lesson. The instruction includes constructing a frequency table from a description and then using the tree...
Mathispower4u
Midpoint of a Segment (Example)
Finding the midpoint is as simple as finding the middle. Given a graph of a segment, a video tutorial demonstrates how to find the midpoint. The instructor uses the midpoint formula and then reinforces the calculations with the graph.
Howard Hughes Medical Institute
Genetic Engineering
No matter where you stand on the controversial topic of genetic engineering, the science that makes it possible is extraordinary. An animated video describes a process of genetic engineering involving bacteria. The quick...
SciShow
The 100-Year Mystery of the Diffuse Interstellar Bands
Sometimes in science mysteries remain mysteries for a long time! The discovery of diffuse interstellar bands happened nearly 100 years ago, yet it took until 2015 for scientists to understand a single band. Pupils learn about the...
Howard Hughes Medical Institute
RNA Folding
Don't leave genetics to the imagination! Demonstrate to your class the folding of RNA using a video animation. The animation shows the structure of RNA and how it folds on itself to create protein-like structures.
Howard Hughes Medical Institute
Human Chromosomes
Learn a little about what makes humans unique. Young scholars view a video lesson as an introduction to chromosome pairs. Images show pairs of chromosomes including the XX or XY sex chromosome combinations.
Howard Hughes Medical Institute
Human Genome Sequencing
Just how do you go about mapping something you cannot see? Take look into the Human Genome Project and discover the procedure scientists followed in their quest to map human genes. A video presentation takes the viewer through a...
SciShow
Why Venus Could Doom 'Habitable' Exoplanets
Do you believe Earth-like planets support life? A video investigation in the SciShow Space series presents information about exoplanets and their characteristics. Scholars learn why these exoplanets may be the best chance for finding...
Mathispower4u
The Distributive Property
Where would the math world be without the distributive property? Young scholars learn to apply the distributive property as they view a video tutorial. The instructor begins with an explanation of the property and then completes several...
Corbett Maths
Algebraic Notation
Algebraic vocabulary and notation sometimes seem like a foreign language. A video tutorial breaks down the vocabulary and notation into easy-to-understand chunks. The narrator writes the notation with symbols, in words, and verbalizes...
Corbett Maths
Forming Algebraic Expressions
Turning words into numbers and symbols sounds like the art of writing an algebraic expression. Young scholars first observe a lesson presentation outlining strategies for writing expressions. They then use one of the included worksheets...
Corbett Maths
Laws of Indices
Laws are meant to be followed, and laws of exponents are no exception! A video presentation outlines the laws of exponents and then provides an example of each. After watching the presentation, learners practice with the included resources.
Mathispower4u
Find the Area of a Rectangle Given the Perimeter (Example)
Use one-dimensional calculations to make them two-dimensional. An application question provides a perimeter and a relationship between the length and width of a rectangle. The video tutorial demonstrates how to write an equation for...
Corbett Maths
Equation of a Circle
How can you make a circle with x's and y's? A video tutorial explains how to write the equation of a circle with a center at the origin. The tutorial also demonstrates how to analyze the equation. Following the lesson, pupils use the...
Anywhere Math
Box-and-Whisker Plots
Whiskers are more than just a cat facial feature! Learn how the whiskers of a box-and-whisker help make conclusions about a data set. An instructor first explains how to create a box-and-whisker and then how to read it. Several examples...
Mathispower4u
Combining Like Terms Requiring Distribution (Example 3)
Merge two important algebraic skills to simplify polynomial expressions. A thorough video lesson describes the process of distributing and combining like terms to simplify an expression. Examples show how to distribute one or two...
Mathispower4u
Combining Like Terms (Example 1)
Do your pupils confuse multiplying variables terms with adding variable terms? A video presentation uses factoring to isolate the coefficients of the like terms before combining, emphasizing the difference between addition and...
Mathispower4u
Simplify Expressions by Combining Like Terms (No Negatives)
Sometimes simplifying expressions is as simple as combining like terms. Help your pupils build the important skill using a video presentation. After defining like terms, the instructor completes a series of examples, which progress from...
Mathispower4u
Like Terms
What makes terms like terms? Individuals explore the question as they view the video presentation. The lesson first models classifying like terms. The instructor goes on to demonstrate combining like terms in polynomial expressions of...
Mathispower4u
The Distributive Property (Example 2)
Use algebraic properties guide to pupils in the right direction. A simple video lesson shows two examples where the instructor distributes a monomial to a binomial or trinomial. The resulting expressions are either linear or quadratic.
Mathispower4u
The Distributive Property (Example 1)
The process of distributing is pretty much like it sounds. A video tutorial demonstrates distributing a constant to a binomial with multiplication. Learners observe as the instructor completes four examples with both positive and...
Mathispower4u
The Difference Between an Expression and an Equation
Evaluate an expression or solve an equation—two very different tasks! A video tutorial begins by defining an expression and an equation and then discusses the similarities and differences between the two. The instructor also demonstrates...
Mathispower4u
Types of Linear Equations: Conditional, Identity, and Contradiction
What do you do when the x's cancel out? Don't let pupils panic when they eliminate the variable while solving an equation. A thorough lesson describes the situations that produce one, infinite, and no real solutions. The...