Math

Using a Coordinate Grid

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In this video segment from Cyberchase, the CyberSquad have become separated on an island. In order to find each other they bring up a map on their Skwak Pads and try to compare positions using a coordinate grid and landmarks on the map.

Grubby's Wacky Worms | Cyberchase

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In this video segment from Cyberchase, Wicked and Digit are following clues left by Motherboard to help them free the CyberSquad. To get the next clue from Grubby, they must use a fraction to describe their share of a box of worms. In doing so, they learn to identify the denominator as the number of parts that make up a whole and the numerator as their share of the parts.

Keeping Track of the New York City Marathoners

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In this video segment from Cyberchase, Bianca has volunteered to help count the number of runners participating in the New York City Marathon. She must keep track of the runners as they pass a certain checkpoint on the course. There are at least 30,000 runners, so she has to develop a good strategy for counting such a large number of people. She tests out a few options, but finds that an abacus may be her best tool.

Addition of Positive and Negative Integers

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Introducing a card game that your students can play in small groups to develop their addition skills. This video focuses on addition of positive and negative numbers and briefly touches on subtraction of integers.

This video was submitted through the Innovation Math Challenge, a contest open to professional and nonprofessional producers and is part of the Math at the Core: Middle School collection.

Sharing Candy Among Gargoyles

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In this video segment from Cyberchase, the CyberSquad must divide up thirty-five pieces of rock candy evenly among seven gargoyles in order to stop Hacker’s control over the gargoyles. Jackie suggests that they figure it out by sharing the pieces of rock candy in rounds, but Inez has a better idea. She thinks that using numbers will allow them to solve the problem faster.

One-Variable Equations: How Much Did He Read?

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Visualize a word problem in multiple ways to develop your problem solving skills. This video focuses on converting a problem with fractions into a one-variable equation and alternately modeling it using unit blocks.

This video was submitted through the Innovation Math Challenge, a contest open to professional and nonprofessional producers and is part of the Math at the Core: Middle School collection.

Percent as a Means to Compare Fractions

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In this video segment from Cyberchase, the CyberSquad looks at data on the Squitters' jumping attempts. They first convert the fractional results to equivalent fractions with denominator values equal to 100. Then they notice that these fractions can be written as percents.

Probability with Dice

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Explore basic probability by visualizing all possible outcomes in the sample space. This video focuses on charting the sample space for rolling two dice and then calculating the probability of rolling an 8 using the charted sample space. This video was submitted through the Innovation Math Challenge, a contest open to professional and nonprofessional producers. This resource is part of the Math at the Core: Middle School Collection.

Bianca the Spy

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In this video segment from Cyberchase, Bianca daydreams about being a spy. In order to save the video games of the world from being totally eliminated, Bianca must replace a crystal in the video game eliminator. To do that safely she must follow a specific number of steps and then perform the inverse of those steps.

The Number Line | PBS Math Club: InstaCram

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Explaining the correct placement of positive and negative integers on a number line in 15 seconds with InstaCram from the Math Club.

Math

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