Title | Description | Thumbnail Image | Curriculum Topics |
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## Slope and Grade |
## DescriptionIn this lesson students learn how to use the slope formula to calculate steepness. In particular, students learn how to calculate steepness in the context of cycling. Cyclists use a measure called grade to calculate the steepness of a hill or mountain. Students apply their knowledge of slope to the concept of grade. |
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## Why Do Elephants Have Wrinkled Skin? |
## DescriptionHave you noticed how wrinkled an elephant's skin is? What purpose does it serve and what does math have to do with explaining this phenomenon? Well, the explanation for an elephant's wrinkled skin is almost entirely a math story. |
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## Closed Captioned Video: Rational Numbers: Rational Numbers on the Cartesian Coordinate System |
## Closed Captioned Video: Rational Numbers: Rational Numbers on the Cartesian Coordinate SystemThis is part of a collection of video tutorials on the topic of Rational Numbers. This includes defining rational numbers, rational number operations, comparing and ordering rational numbers, and applications of rational numbers. |
Rational Expressions | |

## Closed Captioned Video: Rational Numbers: Subtracting Rational Numbers |
## Closed Captioned Video: Rational Numbers: Subtracting Rational NumbersThis is part of a collection of video tutorials on the topic of Rational Numbers. This includes defining rational numbers, rational number operations, comparing and ordering rational numbers, and applications of rational numbers. |
Rational Expressions | |

## Closed Captioned Video: Rational Numbers: Variable Expressions with Rational Numbers |
## Closed Captioned Video: Rational Numbers: Variable Expressions with Rational NumbersThis is part of a collection of video tutorials on the topic of Rational Numbers. This includes defining rational numbers, rational number operations, comparing and ordering rational numbers, and applications of rational numbers. |
Rational Expressions | |

## Closed Captioned Video: Rational Numbers: What Are Rational Numbers? |
## Closed Captioned Video: Rational Numbers: What Are Rational Numbers? |
Rational Expressions | |

## INSTRUCTIONAL RESOURCE: Tutorial: Adding and Subtracting Rational Numbers |
## INSTRUCTIONAL RESOURCE: Tutorial: Adding and Subtracting Rational NumbersIn this Slide Show, learn how to add and subtract rational numbers. Includes links to several Media4Math videos and a math game. |
Rational Expressions, Rational Functions and Equations | |

## Video Transcript: Rational Numbers: Rational Numbers On a Number Line |
## Video Transcript: Rational Numbers: Rational Numbers On a Number Line |
Rational Expressions | |

## Video Transcript: Rational Numbers: Rational Numbers On the Cartesian Coordinate System |
## Video Transcript: Rational Numbers: Rational Numbers On the Cartesian Coordinate SystemThis is the transcript that goes with the video segment entitled Video Tutorial: Rational Numbers: Rational Numbers On the Cartesian Coordinate System. |
Rational Expressions | |

## Video Transcript: Rational Numbers: Subtracting Rational Numbers |
## Video Transcript: Rational Numbers: Subtracting Rational NumbersThis is the transcript that goes with the video segment entitled Video Tutorial: Rational Numbers: Subtracting Rational Numbers. |
Rational Expressions | |

## Video Transcript: Rational Numbers: Variable Expressions with Rational Numbers |
## Video Transcript: Rational Numbers: Variable Expressions with Rational NumbersThis is the transcript that goes with the video segment entitled Video Tutorial: Rational Numbers: Variable Expressions with Rational Numbers. |
Rational Expressions | |

## Video Transcript: Rational Numbers: What Are Rational Numbers? |
## Video Transcript: Rational Numbers: What Are Rational Numbers? |
Rational Expressions | |

## Video Tutorial: Rational Numbers: Video 1 |
## Video Tutorial: Rational Numbers: What Are Rational Numbers? |
Rational Expressions | |

## Video Tutorial: Rational Numbers: Video 12 |
## Video Tutorial: Rational Numbers: Variable Expressions with Rational Numbers |
Rational Expressions | |

## Video Tutorial: Rational Numbers: Video 13 |
## Video Tutorial: Rational Numbers: Rational Numbers on the Cartesian Coordinate System |
Rational Expressions | |

## Video Tutorial: Rational Numbers: Video 7 |
## Video Tutorial: Rational Numbers: Subtracting Rational Numbers |
Rational Expressions | |

## VIDEO: Brief Review, Video 10 |
## VIDEO: Brief Review: Adding and Subtracting Rational NumbersWatch this video about rational numbers. (The transcript is included.) |
Numerical Expressions | |

## VIDEO: Brief Review, Video 11 |
## VIDEO: Brief Review: Multiplying Rational NumbersWatch this video about rational numbers. (The transcript is included.) |
Numerical Expressions | |

## VIDEO: Brief Review, Video 13 |
## VIDEO: Brief Review: Applications of Rational NumbersWatch this video about rational numbers. (The transcript is included.) |
Numerical Expressions |