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Resource Name	Topic (Course)	Technology	Type	$?	Rating
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Pythagoras' Mystery Tablet Pro...	Irrational (Algebra)	Java Applet	Activity		[1]
Students use an applet to compute the area of a square based on its side length. They then use this information to determine whether it is possible to get exact side lengths for certain areas. More: lessons, discussions, ratings, reviews,...
Pythagoras' Mystery Tablet Tea...	Irrational (Algebra)	Java Applet	Lesson Plan		[1]
Links to NCTM Standards, related activities, lessons, and other Web resources to use with the Pythagoras' Mystery Tablet activity More: lessons, discussions, ratings, reviews,...
Rectangles and Squares Activit...	Irrational (Algebra)	Java Applet	Lesson Plan		[1]
Students investigate the attributes of squares and rectangles including length of side, area and perimeter using an interactive web page (technology) and also geoboards (manipulative). After working t... More: lessons, discussions, ratings, reviews,...
Basic Algebra: About Real Numb...	Real (Algebra)	Flash	Tool	$	[0]
Flash tutorial introducing the number line, absolute value, and what kinds of numbers make up real numbers. College Cram charges access fees by the month or by the semester for most resources. To ... More: lessons, discussions, ratings, reviews,...
Circle 3	Number Systems (Algebra)	Java Applet	Tool		[2]
Position the numbers inside of the circles and intersections of circles in such a way that the three numbers in each of the circles sums (adds up) to three. More: lessons, discussions, ratings, reviews,...
Converting Units	Number Systems (Algebra)	Java Applet	Tool		[3]
Use a simple system for converting units. More: lessons, discussions, ratings, reviews,...
Factor Tree	Natural (Algebra)	Java Applet	Tool		[8]
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,...
Numberline Basic	Integers (Algebra)	Java Applet	Tool		[2]
Demonstrates addition and subtraction on a number line. More: lessons, discussions, ratings, reviews,...
Percentages	Number Systems (Algebra)	Java Applet	Tool		[3]
Discover relationships between fractions, percentages, and decimals. More: lessons, discussions, ratings, reviews,...
Pythagoras' Mystery Tablet	Irrational (Algebra)	Java Applet	Tool		[1]
Try typing different side lengths as fractions or as decimals. Watch how this affects the computed area of the square at the bottom. How close can you get to the area values on Pythagoras' Tablet? More: lessons, discussions, ratings, reviews,...
Rational Numbers Triangle	Rational (Algebra)	Java Applet	Tool		[1]
Explore a triangular array that contains every positive rational number exactly once. More: lessons, discussions, ratings, reviews,...
Sieve of Eratosthenes	Number Systems (Algebra)	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. More: lessons, discussions, ratings, reviews,...
Tic Tac Go	Integers (Algebra)	Java Applet	Tool		[18]
Signed-number arithmetic game for one or two players. More: lessons, discussions, ratings, reviews,...
Algebra Definitions	Rational (Algebra)+	JavaScript	Tool		[0]
The user reviews definitions of important algebra terms. After viewing further explanations and some examples, users can interactively test their understanding of the definitions of important algebra... More: lessons, discussions, ratings, reviews,...
Properties of Integers	Integers (Algebra)	JavaScript	Tool		[1]
The user reviews certain properties of integers. After viewing some examples, users can interactively test their understanding of these properties with a short mathworkout. More: lessons, discussions, ratings, reviews,...
Properties of Real Numbers	Real (Algebra)	JavaScript	Tool		[0]
The user reviews some basic definitions and properties of real numbers. After viewing explanations and examples of the properties, users can interactively test their understanding of the properties o... More: lessons, discussions, ratings, reviews,...
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