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Browsing: All Content in Math 4 for Number theory Browse discussions			Login to Subscribe / Save Results
Ask Dr. Math FAQ: Prime Number...	Number theory (Math 4)	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? More: lessons, discussions, ratings, reviews,...
Ask Dr. Math: FAQ: Learning to...	Factor (Math 4)	Java Applet	Support Material		[1]
Students regularly ask Doctor Math questions about how to factor. Here are some answers from the archives. More: lessons, discussions, ratings, reviews,...
Color by Numbers	Number theory (Math 4)	Sketchpad	Tool		[0]
Students investigate patterns produced on a grid of numbers generated through addition and multiplication of the whole numbers. The focus is on elementary number theory concepts such as even/odd, fact... More: lessons, discussions, ratings, reviews,...
Containers	Number theory (Math 4)	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,...
Digit Card Problems	Factor (Math 4)+	Computer	Tool	$	[0]
Alterable worksheet in which students are presented with four digits and are asked to form two-digit numbers that sum to be a multiple of a given number, or are asked to choose two factors of a given ... More: lessons, discussions, ratings, reviews,...
Everyday Mathematics� Divisibi...	Divisibility tests (Math 4)+	iPad	Tool	$	[0]
This game offers a way to practice recognizing multiples of a number and applying divisibility tests. Players are presented with a target divisor and number globes in the playing area. They click the ... More: lessons, discussions, ratings, reviews,...
Factor POP!!	Factor (Math 4)+	iPhone	Tool		[0]
Factor POP! challenges users to utilize math skills and quick fingers. Buttons scroll across the screens at a chosen speed, and the user has to pop the buttons that are multiples or factors of the cho... More: lessons, discussions, ratings, reviews,...
Factor Table	Factor (Math 4)	Flash	Tool		[0]
Is the number in a row a factor of the number heading a column? If so, drag its co-factor into the given square; if not, drag the red X. Click a square to see the two numbers; click again to see a vis... More: lessons, discussions, ratings, reviews,...
Factor Tree	Factor (Math 4)	Java Applet	Tool		[9]
This manipulative allows you to construct factor trees (to the prime factors) for two numbers, and then from the prime factorization, you are asked to identify the Least Common Multiple (LCM) and the ... More: lessons, discussions, ratings, reviews,...
Factorgram	Prime factorization (Math 4)	Flash	Tool		[0]
Drag prime numbers into the diagram to see if they are factors of the given number. Numbers you have tried so far will be listed to the right of the diagram. More: lessons, discussions, ratings, reviews,...
Factoring Unit Quiz	Number theory (Math 4)	JavaScript	Tool		[1]
The user can test their understanding of basic concepts of factoring, such as the greatest common factor and least common multiple using this online interactive quiz. More: lessons, discussions, ratings, reviews,...
Factorizar	Factor (Math 4)	Java Applet	Tool		[0]
Aprenda sobre factores construyendo arreglos rectangulares en una cuadr�cula. versi�n en ingl�s More: lessons, discussions, ratings, reviews,...
Factorizar 2	Factor (Math 4)	Java Applet	Tool		[0]
Aprenda sobre factores construyendo arreglos rectangulares en una cuadr�cula. versi�n en ingl�s More: lessons, discussions, ratings, reviews,...
Factorize	Factor (Math 4)	Java Applet	Tool		[2]
Learn about factors through building rectangular arrays on a grid. Spanish version also available. More: lessons, discussions, ratings, reviews,...
Factorize 2	Factor (Math 4)	Java Applet	Tool		[0]
Learn about factors through building rectangular arrays on a grid. Spanish version also available. More: lessons, discussions, ratings, reviews,...
Factors Lesson	Prime (Math 4)+	Calculator	Lesson Plan		[1]
Students will learn how to factor numbers by using manipulatives and computer applets. More: lessons, discussions, ratings, reviews,...
Factors and Multiples	Prime (Math 4)+	JavaScript	Tool		[3]
The user learns about factors, multiples, prime and composite numbers, and how to find factors and multiples of given numbers. After veiwing examples, users can interactively practice factoring numbe... More: lessons, discussions, ratings, reviews,...
Factors, Primes, and Factoriza...	Prime factorization (Math 4)	Flash	Support Material		[0]
This interactive multimedia tutorial explores prime numbers and factors, without the use of division per se. More: lessons, discussions, ratings, reviews,...
Flash Math	Multiple (Math 4)	Flash	Tool		[6]
In a game context students select a sequence of numbers using the "rule" stated for that game. There are three levels that a user can choose including easy, medium, or hard. More: lessons, discussions, ratings, reviews,...
Greatest Common Factor	Greatest common factor (Math 4)	JavaScript	Tool		[0]
The user learns about the greatest common factor and how to find it for two numbers. After viewing examples, users can interactively practice finding the greatest common factor for two numbers. More: lessons, discussions, ratings, reviews,...
Grouping I and II	Number theory (Math 4)	Sketchpad	Tool		[0]
Grouping I: The goal of this activity is twofold. First, it introduces students to Sketchpad's most important tools and menu commands. Second, it helps students appreciate how grouping objec... More: lessons, discussions, ratings, reviews,...
Hands-On Math Hundreds Chart	Number theory (Math 4)	iPad	Tool	$	[0]
Hands-On 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... More: lessons, discussions, ratings, reviews,...
Hands-On Math: Tangle Tables	Factor (Math 4)	iPad	Tool	$	[0]
Tangle Tables offers 12 levels of difficulty. Younger learners will benefit from the settings where the challenge is to find the sum or product and complete the table. For older students teachers may ... More: lessons, discussions, ratings, reviews,...
Highest Common Factor	Factor (Math 4)+	Computer	Tool	$	[0]
Students write the greatest common factor of two given integers in this alterable worksheet. Fee required to print; see this page for details. More: lessons, discussions, ratings, reviews,...
Jump Along	Number theory (Math 4)	Sketchpad	Tool		[1]
This activity involves a number line along which students observe consecutive jumps, controlling both the number of jumps and jump size. This sketch can be used to model basic questions involving the ... More: lessons, discussions, ratings, reviews,...
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