Math

When Does 50/50 Become 50/50? | Cyberchase

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In this video segment from Cyberchase, Bianca wants to see a movie but she can’t decide which of the two movies she should see. To help her decide, she flips a coin. The coin comes up “heads” three times in a row. This surprises Bianca, so she does some research to find out the probability of landing on heads or tails when flipping a coin.

A World Tour of Clocks

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In this video segment from Cyberchase, Harry discusses the importance of telling time and describes the ways that people are able to keep track of time. He describes a variety of different timekeepers, such as clocks, watches, and hourglasses. He also discusses the difference between digital and analog clocks.

Statistics: Steppin' Out

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Using this resource group, teachers can focus on the topic of statistics by having students construct box and whisker plots to analyze and compare data sets. This resource group is part of the Mathline Middle School Math Project.

Bianca Goes to the Movie

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In this video segment from Cyberchase, Bianca is invited to attend a movie premiere. On her way she must stop at her cousins' birthday party. Unfortunately she is delayed when her car runs out of gas and then gets a flat tire. She is running out of time to get to the premiere, so she consults a map and makes a decision about which route would take the least amount of time. She bases her decision on the distance of each route and the speed limit allowed on each road.

Taste Test Video

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This DragonflyTV segment demonstrates the relationship between taste and smell, and the ability of taste buds to recognize taste when the nose is blocked.

Film Shoot: Day 4

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In this video segment from Cyberchase the CyberSquad is shooting a film. On their fourth day of filming, they hope to shoot an extra scene, which means their film supply costs will go up. They look at their budget and find that if they lower their crew costs, they can film the extra scene without going over their budget for the day.

Competing for the Northern Hemisphere Games | Cyberchase

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In this video segment from Cyberchase, Harry decides he wants to compete in the Northern Hemisphere Games in New Orleans. He must compete in four events and score a total of 50 points to make the team. In each event, if he does well he can score high, but if he performs poorly, his score could become a negative number.

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.

Math

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