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Number theory (Math 6) 
Java Applet 
Technology PoW 

[1]

Use two measuring cups of a particular size to figure out how to measure out other quantities.
NOTE: A free login is required. Sign up using the link on the login page, or use your...
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Logic Ladder Activities

Number theory (Math 7) 
TI73 Explorer 
Activity 

[0]

Stepbystep directions on how to use the Logic Ladder App. One activity, Play Factor, involves filling in the prime factorization of a given number. The second activity, Play Classic, involves orderi...
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The Hispaniola Water Shortage ...

Number theory (Math 7) 
Java Applet 
Activity 

[0]

Gives students an introduction to number theory by emphasizing the significance of starting with containers of different parity, as compared to containers of the same parity. Some implied work with mo...
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Play with Spirals Information ...

Number theory (Math 7) 
Computer 
Lesson Plan 

[0]

Suggestions of question prompts to provide students as they use Play with Spirals, one of the Alive Maths microworlds.
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The Hispaniola Water Shortage ...

Number theory (Math 7) 
Java Applet 
Lesson Plan 

[0]

Links to Standards, activities, lessons, Ask Dr. Math archives, vocabulary, other resources.
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Ask Dr. Math FAQ: Prime Number...

Number theory (Math 7) 
Java Applet 
Support Material 

[0]

Answers to the frequently asked questions including: What is a prime number? How can you find prime numbers? What's the Sieve of Eratosthenes? What's the largest known prime?
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Number Worlds: Visual and expe...

Number theory (Math 7) 
Computer 
Support Material 

[1]

Recent research demonstrates that many issues related to the structure of natural numbers and the relationship among numbers are not well grasped. In this article, the computerbased learning environm...
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HandsOn Math Hundreds Chart

Number theory (Math 7) 
iPad 
Tool 
$ 
[0]

HandsOn Math: Interactive Hundreds Chart creates a virtual math playground where students explore, investigate and discover mathematical concepts. Students use colored markers on the Interactive H...
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Logic Ladder App

Number theory (Math 7) 
TI73 Explorer 
Tool 

[0]

Students find the prime factorization of random numbers, or use clues to determine the correct sequence of various shapes. Change shapes to find a correct sequence using clues.
For stepb...
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Maths Hangman

Number theory (Math 7) 
Flash 
Tool 

[0]

Guess the words in this hangman game using vocabulary from geometry, algebra, number, and statistics.
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Number Curiosities App

Number theory (Math 7) 
TI73 Explorer 
Tool 

[0]

Illustrates and animates interesting facts about numbers 0 25. Students can traverse a number line with their TI73 Explorer™ to see factorization, an interesting geometric fact, a number sentence or...
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Number Works Applet

Number theory (Math 7) 
Java Applet 
Tool 

[0]

This applet calculates numbers, such as prime numbers, prime factors, least common multiple (LCM), greatest common divisor (GCD) or also called highest common factor (HCF), ratio simplifications. The ...
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NumberWorlds

Number theory (Math 7) 
Java Applet 
Tool 

[1]

With this applet, students can investigate various properties of numbers including patterns of even, odd, square and prime numbers, as well as multiples and factors. There are also different "worlds" ...
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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.
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Properties of Numbers

Number theory (Math 7) 
Flash 
Tool 

[0]

Test yourself with these questions on properties of numbers.
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Sieve of Eratosthenes

Number theory (Math 7) 
Java Applet 
Tool 

[0]

This virtual manipulative displays a grid containing numbers from 1 to 200. You can use it to explore patterns and relationships involving multiples.
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The Hispaniola Water Shortage

Number theory (Math 7) 
Java Applet 
Tool 

[0]

Students are asked to use virtual containers of water, of definite sizes, and combine them in various ways to come up with as many different resulting volumes as possible.
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Containers

Number theory (Math 7) 
Java Applet 
Technology PoW 

[1]

Use two measuring cups of a particular size to figure out how to measure out other quantities.
NOTE: A free login is required. Sign up using the link on the login page, or use your...
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.
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Riemann Sums, Simpson's Rule

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

[2]

Applet demonstrating different methods of numerical integration. Right, Left, Midpoint, and Trapezoidal approximations are available, as is Simpson's Rule. A function of your choice can be entered.
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Simplesim

Numeric Approx. to Def. Ints. (Calculus) 
Computer 
Tool 

[0]

Simplesim is suited for modelling of nonanalytic relations in systems which are causal in the sense that different courses of events interact in a way that is difficult to see and understand. Exam...
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The RungeKutta Method for Sol...

Numeric Approx. to Def. Ints. (Calculus) 
Computer Algebra System 
Tool 

[1]

A system of nonlinear differential equations with discrete input functions may be solved by the RungeKutta method. This Maple worksheet demonstrates Maple's capabilities by finding numerical soluti...
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powerOne^{TM} Graph v4

Numeric Approx. to Def. Ints. (Calculus) 
Palm OS 
Tool 
$ 
[1]

powerOne(r) Graph supports computation & graphing in the mathematics classroom. The following tasks can be done with this software on a handheld computer including: 
The Relaxation function proble...

Numerical soln. of diff. eqns. (Calculus) 
Computer 
Activity 
$ 
[0]

The worksheet presents some thoughts about the plane strain problem of the viscous orthotropic composite materials cylinder under internal and external pressure with respect to using the direct met...
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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...
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