10ths and Decimals

In this video segment from Cyberchase, the CyberSquad replaces a piece of track to get the Madre Bonita Express to the Mother's Day harvest.

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Aiming For the Basketball Hall of Fame

In this video segment from TV 411, two Atlanta Hawks players plan a driving route to reach the Basketball Hall of Fame. They use map scales to estimate their travel distances.

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Bianca Gets a Present

In this video segment from Cyberchase, Bianca is babysitting two young girls on Halloween. When their mother is late, she has to take them trick-or-treating even though it is her birthday. To thank her, the girls combine their Halloween candy and then share it equally amongst themselves and Bianca.

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Bianca Gets in Gear

Bianca visits a bike shop and learns how bicycle gears work in this Cyberchase video segment.

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Bianca the Spy

This video segment from Cyberchase introduces the idea of inverse operations as Bianca imagines herself as a spy.

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Calculating Clones

In this video segment from Cyberchase, Inez and Lucky figure out how to keep track of the number of clones as they continue to multiply.

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Chess Wager

Harry and his friend make a wager on a game of chess in this video segment from Cyberchase.

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Choosing the Most Orange Crystal

In this video segment from Cyberchase, the CyberSquad must locate a crystal with the highest fraction of orange color.

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Comparing Fractions: Bubble Gum Blowing Contest

In this interactive activity adapted from Anneberg Learner’s Teaching Math Grades 3–5, compare fractions on number lines to determine which class of students wins bubble-gum-blowing contests.

Competing for the Northern Hemisphere Games

In this video from Cyberchase, Harry must score a total of 50 points in various events to qualify for the Northern Hemisphere games in New Orleans.

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Crumpets Recipe

In this Cyberchase video segment, Shari Spotter gets help from the CyberSquad in doubling a recipe for crumpets.

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Equal Amounts of Gold

In this Cyberchase video segment, the CyberSquad helps Pan and Pin divide up 15 gold bars.

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Estimating Costs, Estimating Profits

Franklin works with Laverne to create a budget for a job painting a room, in this video segment from TV 411. 

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Estimating Greeting Card Sales

In this video segment from Cyberchase, Harry tries to calculate the total amount of money he has earned by selling greeting cards.

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Feed That Dog

The CyberSquad solves the problem of giving equal parts of two apples to Cerberus, the three headed dog of Greek mythology, in this video from Cyberchase.

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Film Shoot: Day 2

The CyberSquad reviews their budget for the second day of their film shoot in this video from Cyberchase.

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Film Shoot: Day 3

In this video segment from Cyberchase, the CyberSquad compares their budget with their actual spending from day three of their film shoot.

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Film Shoot: Day 4

In this Cyberchase video segment, the CyberSquad figures out how to incorporate a new scene into their film while staying within their budget.

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Finding Factors of 20

In this Cyberchase video segment, the CyberSquad must figure out which numbers are factors of 20.

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Finding the Common Beat

The CyberSquad figures out how to represent the patterns of music played by four instruments in this Cyberchase video segment.

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Finding the Right Crystal

The CyberSquad has to find a crystal that is between 65% and 85% orange to power up their escape from Hacker in this video from Cyberchase.

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Grubby's Wacky Worms

Wicked and Digit must solve a fraction problem in order to free the CyberSquad in this video from Cyberchase.

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Harry's Job at a Candy Store

In this video segment from Cyberchase, Harry uses fractions to pack boxes of truffles at a candy store. 

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Harry the Substitute Teacher

Harry and his students look at various arrangements of classroom desks in this video from Cyberchase.

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How Far to Wells Road?

In this Cyberchase video segment, Bianca drives to visit her friend, but learns that she has incorrectly added decimal amounts, so she ends up at the wrong location.

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How Many Jelly Beans?

In this video segment from Cyberchase, Inez estimates whether she has enough jelly beans in her large container to decorate all of the cookies in her batch.

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How Many Rails for the Detour?

The CyberSquad adds decimals to figure out how many rails they need to build a detour that will help them go around a mountain in this Cyberchase video segment.

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Importance of the Origin

The CyberSquad tries to rescue the Cyberchase Council, which is being held captive by Hacker in this video segment from Cyberchase.

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In a Land of Giants

In this video segment from Cyberchase, the CyberSquad must scale down a large boat to escape the land of Proporciona, a land of giants.

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Inventing Negative Numbers

In this Cyberchase video segment, the CyberSquad locates the Cyberchase Council by using negative numbers.

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Island of the Little

In this Cyberchase video segment, the CyberSquad is on the Island of the Little and must scale up a small boat that will fit Widgit.

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Keeping Track of the New York City Marathoners

In this video segment from Cyberchase, Bianca figures out a way to count the thousands of runners in the New York City Marathon.

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Lily Pad Escape

In this video from Cyberchase, the CyberSquad uses a magic lily pad to escape from a desert island.

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Living with Diabetes

A patient discusses diabetes and how he manages his carbohydrate intake in this video segment from TV 411.

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Making Popcorn Balls

In this Cyberchase video segment, Bianca uses multiplication to help her adjust the recipe for popcorn balls.

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The Measurement Debate

In this Cyberchase video segment, the CyberSquad helps resolve a dispute about the squares on the Gollywood Walk of Fame.

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Mission Magnetite

In this Cyberchase interactive, try to stop Hacker by matching up percentages with their equivalent fraction and picture representations.

Modeling Fractions with Cuisenaire Rods

In this interactive activity adapted for grades 3–5 from Annenberg Learner’s Teaching Math Grades 6–8, use virtual Cuisenaire® Rods to represent fractions and to perform operations with fractions.

The Multiplier Effect

In this video from Cyberchase, the CyberSquad uses multiplication to figure out how many Digifizz toys they must produce.

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Multiplying Bigger Numbers

In this video segment from Cyberchase, Inez, Jackie and Digit use multiplication to keep track of the number of clones.

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Percentages in Basketball

WNBA athletes discuss attendance at basketball games in terms of percentages in this video segment from TV 411.

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Percent as a Means to Compare Fractions

In this Cyberchase video segment, the CyberSquad uses fractions and percents to compare the contest results of the Squitters, little creatures who love to jump.

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Performance by Music of the Spheres

In this video segment from Cyberchase, Music of the Spheres plays a song using the correct beats and patterns, which helps to restore balance and harmony at Mount Olympus.

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Proportional Scaling

Learn about the dynamic relationships between a jet engine's heat loss, surface area, and volume in this video adapted from Annenberg Learner's Learning Math: Patterns, Functions, and Algebra.

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The Puzzle of the Amulet of Amagansett

In this video segment from Cyberchase, Wicked and Digit use what they know about fractions to figure out how many jewels are missing from the Amulet of Amagansett.

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Railroad Repair Using Decimal Addition

In this Cyberchase interactive game, students are challenged to use decimal addition to repair a series of train tracks with spare tracks that range in length from 0.1 to 1.0.

Reading a Thermometer

In this video segment from Cyberchase, the CyberSquad learns how to read a thermometer as they try to keep their chocolate sculpture from melting.

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Reclaiming the Power

The CyberSquad must equally divide a number of crumpets to reclaim the power stolen by Hacker in this video from Cyberchase.

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Reroofing Your Uncle's House

This interactive activity adapted from the Wisconsin Online Resource Center challenges you to plan, measure, and calculate the correct amount of roofing material needed to reroof a house.

Retrieving 2/5 of Electro-Root

In this video segment from Cyberchase, Jackie and Inez figure out how to break an Electro-Root into 2/5, one of the ingredients for the antidote to Motherboard’s virus.

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Retrieving 2/8 of the Healing Stone

In this video segment from Cyberchase, Matt and Digit divide up the healing stone and discover equivalent fractions.

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The Right Amount of Cupcake Mix

In this video segment from Cyberchase, Bianca doubles the ingredients in a cupcake recipe that includes fractional amounts.

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Scaling Up Photographs

In this Cyberchase video segment, Bianca volunteers to take over an important job at a copy shop. She must make a life-size copy of a photo of the King of Sloovoonia.

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Several Short Rails Make More Than A Whole

In this video segment from Cyberchase, Hacker has sabotaged another section of the Madre Bonita Express track; Digit gets help from Deci in adding decimals to find the right size rail that will repair the track.

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Sharing Candy Among Gargoyles

The CyberSquad must divide 35 candies evenly among seven gargoyles in this video segment from Cyberchase.

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Sharing Halloween Candy

In this video segment from Cyberchase, Jackie shows Buzz, Delete and Harold how to deal out rounds (or sets) of objects to solve a problem.

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Solving the Sphinx's Fraction Problem

In this Cyberchase video segment, Wicked and Digit solve a fraction puzzle in order to move on in their quest to save the CyberSquad.

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Three Equal Shares

In this video segment from Cyberchase, the CyberSquad must divide a wreath into three equal parts to satisfy the demands of the Three Fates.

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A Tip on Tipping

This TV 411 segment features a lesson from Question Man on how to informally calculate 15% tips at restaurants.

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An Unexpected Guest

In this video segment from Cyberchase, Harry must adjust his dinner budget after his cousin, Harley, unexpectedly decides to join him on his date

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Using Grouping to Count Quickly

In this Cyberchase video segment, the CyberSquad helps the Fairy Tale people save their king by teaching them how to count quickly by grouping.

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What’s in that Box of Cookies, Anyway?

In this video segment from TV 411, learn how to read nutrition labels on food containers and calculate the calorie content of different serving amounts.

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