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Technology 
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Play with Spirals

Number theory (Math 7)+ 
JavaScript 
Tool 

[0]

This is the Spirals microworld. You will be making beautiful shapes and designs using the simple mathematical idea of iteration.
More: lessons, discussions, ratings, reviews,...

Numerical Integration: Trapezo...

Numeric Approx. to Def. Ints. (Calculus) 
Java Applet 
Tool 

[0]

Graphs the function you enter and the area under the curve, and calculates this area according to the Trapezoid Rule and Simpson's Rule.
More: lessons, discussions, ratings, reviews,...

Fossil Fuel Emissions and the ...

Numerical soln. of diff. eqns. (Calculus) 
JavaScript 
Tool 

[0]

Explore this model of the carbon cycle to investigate whether to buy a hybrid car or a regular gasfueled car. Change the parameters of the modeled system and examine the effects on the system in grap...
More: lessons, discussions, ratings, reviews,...

Plate Tectonics and the Rock C...

Numerical soln. of diff. eqns. (Calculus) 
JavaScript 
Tool 

[0]

Change the parameters of this model of the earth's rock cycle to find out how the crust formed, what is currently happening to it, and what could happen in the future.
More: lessons, discussions, ratings, reviews,...

The Carbon Cycle

Numerical soln. of diff. eqns. (Calculus) 
JavaScript 
Tool 

[0]

Explore the results of varying carbon stocks and fuel emissions on the carbon cycle in this simulation. Results are displayed in graphs with the option of tables.
More: lessons, discussions, ratings, reviews,...

Euclid's Elements, Book II, Pr...

Obtuse (Geometry) 
Java Applet 
Tool 

[0]

Euclid's proposition states properties about the sides and angles of obtuse triangles. The guide then examines the structure of the proposition. To reset the applet, press "r" while your cursor is ov...
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XP Math: Flip Card  Angle Typ...

Obtuse (Geometry)+ 
Flash 
Tool 

[0]

In this memory/matching game, students flip cards over in pairs, trying to match the description of an angle with a graphic representation of that angle.
More: lessons, discussions, ratings, reviews,...

Cosecant Function in a Right T...

Of Acute Angles (Trigonometry) 
Flash 
Tool 

[0]

Flashbased demonstration of the procedure for finding the cosecant of an acute angle of a right triangle, given the lengths of the opposite side and hypotenuse. College Cram charges access fees ...
More: lessons, discussions, ratings, reviews,...

Cotangent Function in a Right ...

Of Acute Angles (Trigonometry) 
Flash 
Tool 

[0]

Flashbased introduction to finding the value of an acute angle in a right triangle given its adjacent and opposite side lengths. College Cram charges access fees by the month or by the semester f...
More: lessons, discussions, ratings, reviews,...

Secant Function in a Right Tri...

Of Acute Angles (Trigonometry) 
Flash 
Tool 

[0]

Flashbased demonstration of the procedure for finding the secant of an acute angle of a right triangle, given the lengths of the adjacent side and hypotenuse. College Cram charges access fees by...
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Trigonometric Functions of Any...

Of Any Angle (Trigonometry) 
Flash 
Support Material 

[0]

This minilesson explains trig functions for any angle, as well as the relationship of trigonometric functions for acute angles.
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The Six Trigonometric Function...

Of Any Angle (Trigonometry) 
Flash 
Support Material 

[0]

This minilesson explains the basic concepts, relations, and properties used to find the trigonometric values of any angle.
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Distributing Multiplication ov...

One Variable Equations (Algebra) 
Flash 
Support Material 

[0]

This minilesson explains the concept of the distributive property. It also explains how to solve an equation by simplifying both sides of the equation by clearing out any parentheses, and then combin...
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MultiplyingDividing the Same ...

One Variable Equations (Algebra) 
Flash 
Support Material 

[0]

This minilesson explains how to solve an equation by multiplying or dividing both sides of the equation by the same number, as long as the number is not zero.
More: lessons, discussions, ratings, reviews,...

Solving Equations Using More T...

One Variable Equations (Algebra) 
Flash 
Support Material 

[0]

This minilesson explains how an equation can be a true sentence, a false sentence or an open sentence, as well as how to find the solution set of an open sentence, and what it means to be an identity...
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Solving Equations That Have th...

One Variable Equations (Algebra) 
Flash 
Support Material 

[0]

This minilesson explains how to solve equations having variables on both sides.
More: lessons, discussions, ratings, reviews,...

Solving for a Variable in Term...

One Variable Equations (Algebra) 
Flash 
Support Material 

[0]

This minilesson explains how to solve equations having more than one variable.
More: lessons, discussions, ratings, reviews,...

Solving Addition and Subtracti...

One Variable Equations (Algebra) 
JavaScript 
Tool 

[0]

The user learns how to solve addition and subtraction equations containing variables. After viewing examples, users can interactively practice solving for the variables in the addition and subtractio...
More: lessons, discussions, ratings, reviews,...

Solving Multiplication Equatio...

One Variable Equations (Algebra) 
JavaScript 
Tool 

[0]

The user learns how to solve multiplication equations containing variables by using the inverse operation. After viewing examples, users can interactively practice solving for the variable in the mul...
More: lessons, discussions, ratings, reviews,...

Solving Division Equations

One Variable Equations (Algebra) 
JavaScript 
Tool 

[0]

The user learns how to solve division equations containing variables. After viewing examples, users can interactively practice solving for the variable in the given division equations.
More: lessons, discussions, ratings, reviews,...

TwoStep Equations and Inequal...

One Variable Equations (Algebra)+ 
JavaScript 
Tool 

[0]

The user reviews how to solve equations and inequalities that require at least two steps. After viewing some examples, users can interactively practice solving equations and inequalities for the varia...
More: lessons, discussions, ratings, reviews,...

Equations and Inequalities Uni...

One Variable Equations (Algebra)+ 
JavaScript 
Tool 

[0]

The user can interactively practice solving equations and inequalities for the variables with this quiz.
More: lessons, discussions, ratings, reviews,...

I See Graphs

One Variable Equations (Algebra)+ 
Computer Algebra System 
Tool 

[0]

This downloadable software designed by a teacher generates problems suitable for courses in Algebra I, Algebra II, Trigonometry, Probability and Statistics, and 3D graphing. It also creates graphs ...
More: lessons, discussions, ratings, reviews,...

Memory Game

Onetoone (PreKindergarten)+ 
Flash 
Tool 

[0]

Click on a square and remember the image it has. Then click on another square to find its match.
More: lessons, discussions, ratings, reviews,...

Gold Coin Game

Onetoone (PreKindergarten)+ 
Flash 
Tool 

[0]

Divide the coins evenly between all the Leprechaun pots.
More: lessons, discussions, ratings, reviews,...

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