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Introduces the notion of using modular arithmetic to encode messages.
This worksheet is for use with the Mandelbrot Set activity (http://www.shodor.org/interactivate/activities/TheMandelbrotSet/).
This worksheet is for use with the Julia Sets activity (http://www.shodor.org/interactivate/activities/JuliaSets/).
This worksheet is for use with the activity Fire Assessment (http://www.shodor.org/interactivate/activities/FireAssessment/).
Identity Properties (Discussion)
Introduces the concepts of the additive identity and multiplicative identity and how they are used when solving equations.
Estimator Four (Activity)
Play a "Connect-Four" style game, earning a game piece each time you answer an estimation question correctly. This game asks the players to estimate the answer to addition, multiplication, and percentage questions. Choose difficulty level, question types, and time. Estimator Four is one of the Interactivate assessment games.
Introduces students to modular (clock) arithmetic and its uses in real world problem-solving.
Fire Assessment (Activity)
Learn about estimation through modeling of a forest fire. This activity allows the user to burn a virtual forest, then estimate the number, the percent, or the fraction of trees burned. Fire Assessment is one of the Interactivate assessment explorers.
Looks at how irregular fractals can be generated and how they fit into computer graphics.
Making Estimates (Discussion)
Introduces students to estimation.
a resource from CSERD, a pathway portal of NSDL NSDL CSERD
 

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