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MultiStep Functions Discussio...

Order of operations (Math 6)+ 
Calculator 
Support Material 

[1]

Discusses the notion of composite functions as several "number machines" with the output of one machine becoming the input of another.
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Perimeter Lesson (elementary)

Perimeter (Math 3)+ 
Calculator 
Lesson Plan 

[1]

Students will learn about perimeter and the units used to measure perimeter using a variety of materials including their hands, feet, rulers, and computer applets.
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Distance from a point to horiz...

Point (Geometry)+ 
Calculator 
Tool 

[0]

An interactive applet and associated web page that demonstrate how to find the perpendicular
distance between a point and a line that is either vertical or horizontal,
given the coordinates of...
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Factors Lesson

Prime (Math 4)+ 
Calculator 
Lesson Plan 

[1]

Students will learn how to factor numbers by using manipulatives and computer applets.
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Playing with Probability Lesso...

Probability (Math 4)+ 
Calculator 
Lesson Plan 

[0]

Students learn how to calculate both theoretical and experimental probability by rotating through a series of work stations.
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Probability: Playing with Fire...

Probability (Math 5)+ 
Calculator 
Lesson Plan 

[0]

Students use probability to determine how likely it is for each tree in a small forest to catch using a computer model of a forest fire.
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Equally Likely (Fair) Choice D...

Probability (Math 6)+ 
Calculator 
Support Material 

[0]

The proper meaning of the term "fair."
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Modeling the Cereal Box Proble...

Probability (Math 6)+ 
Calculator 
Activity 

[1]

An activity using a die and a tally sheet to model the cereal box problem.
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Polyhedra Discussion

Probability (Math 6)+ 
Calculator 
Support Material 

[0]

Questions about dice lead to a discussion of polyhedra and geometric probability.
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Probability and Outcome Discus...

Probability (Math 6)+ 
Calculator 
Support Material 

[0]

Introduction and initial discussion of the concept of probability.
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Random Number Generators Dialo...

Probability (Math 6)+ 
Calculator 
Support Material 

[0]

Different methods for random fair choice between several numbers.
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Divisibility Dialogue

Probability (Math 7)+ 
Calculator 
Support Material 

[0]

The question of fairness in a game of two dice leads to the concept of divisibility.
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Probability of Simultaneous Ev...

Probability (Math 7)+ 
Calculator 
Support Material 

[0]

Computing exact probabilities for the Racing Game leads to the formula for the probability of simultaneous events.
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Think and Check! Dialogue

Probability (Math 7)+ 
Calculator 
Support Material 

[0]

Some problems are tricky; probability theory provides unique ways to check solutions.
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Events and Set Operations Dial...

Probability of event (Math 7)+ 
Calculator 
Support Material 

[1]

Introduction of elementary set operations and their connections with probability.
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From Geometry to Probability D...

Probability of event (Math 7)+ 
Calculator 
Support Material 

[0]

Leads the idea of probability from counting chances to measuring proportions of areas.
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Get in Line

Pythagorean theorem (Math 7)+ 
Calculator 
Activity 

[1]

A calculator activity involving perimeter and circumference.
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XP Math: Homer's Donuts Coordi...

Rect coordinate geometry (Math 6)+ 
Calculator 
Tool 

[0]

Help Homer Simpson find his donuts by naming their coordinates.
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Functions and the Vertical Lin...

Reflections (Math 7)+ 
Calculator 
Support Material 

[2]

Shows students why a function must pass the vertical line test to be a function.
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Integrals Using Riemann Sums

Riemann sums and integrals (Calculus) 
Calculator 
Activity 

[0]

A discovery worksheet that allows students to find the formal definition for Riemann sums. It ends with practice questions that students can do on their own. Included in the teacher sheets is an art...
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StemandLeaf Plots Dialogue

Stemandleaf plots (Math 6)+ 
Calculator 
Support Material 

[0]

Introduces StemandLeaf Plots to students.
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Baby, It's Cold Outside

Temperature (Math 6)+ 
Calculator 
Activity 

[1]

A calculator activity exploring temperature conversions.
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Trees as Data Structures Discu...

Tree diagrams (Math 7) 
Calculator 
Support Material 

[1]

Questions about games with more than two dice lead to discussion of trees as another kind of data structure.
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Fraction Conversion Lesson

Writing fractions (Math 4)+ 
Calculator 
Lesson Plan 

[1]

Students will learn how to convert between fractions, decimals, and percents using a computer applet and the concept of money.
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Ideas for Working with Fractio...

Writing fractions (Math 4)+ 
Calculator 
Lesson Plan 

[0]

Help students to convert fractions to decimals and decimals to fractions.
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