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Buffon's Needle: An Analysis a...	Geometric probability (Geometry)		Lesson Plan	[0]
Buffon's Needle is one of the oldest problems in the field of geometrical probability. It was first stated in 1777. It involves dropping a needle on a lined sheet of paper and determining the probabil... More: lessons, discussions, ratings, reviews,...
A Fractals Unit for Elementary...	Fractals (Geometry)	Computer	Activity	[1]
A teaching unit on fractals for students and teachers in grades 4 to 8, that adults are free to enjoy, designed to introduce students to fractals and the underlying mathematics. It focuses on fractals... More: lessons, discussions, ratings, reviews,...
Building an Approximation of t...	Golden ratio (Geometry)	Computer	Activity	[1]
Build an approximation of the golden rectangle using square grid paper. More: lessons, discussions, ratings, reviews,...
Fibonacci Numbers in Nature	Fibonacci sequence and spiral (Geometry)	Computer	Tool	[1]
This series of slides shows photographs and drawings of plants in nature that exhibit and demonstrate the Fibonacci series. Animations are also included to help the students see the spirals and the g... More: lessons, discussions, ratings, reviews,...
Golden Ratio	Golden ratio (Geometry)	Computer	Support Material	[0]
A description of the Golden Ratio. More: lessons, discussions, ratings, reviews,...
Golden Ratio: The Algebra	Golden ratio (Geometry)	Computer	Support Material	[0]
Confirm the golden ratio using algebra. More: lessons, discussions, ratings, reviews,...
Rectangles All Around	Golden ratio (Geometry)	Computer	Activity	[0]
Find out which objects around you are made in the golden ratio. More: lessons, discussions, ratings, reviews,...
Fibonacci-Like Sequences and t...	Fibonacci sequence and spiral (Geometry)+	Excel	Lesson Plan	[0]
In this activity, students develop the Fibonacci sequence and use a spreadsheet to investigate several of its interesting properties, drawing on a recursive formula to discuss arithmetic and geometric... More: lessons, discussions, ratings, reviews,...
Random Triangles for Discoveri...	Geometric probability (Geometry)	Fathom	Tool	[0]
Paul Myers created this demonstration as he was designing a Fathom project for Discovering Geometry. It shows when a triangle can be formed from the pieces after two random cuts are made in a 2... More: lessons, discussions, ratings, reviews,...
Aggregation: Growing Fractal S...	Fractals (Geometry)	Java Applet	Activity	[0]
Students investigate the models by which fractal patterns aggregate. Several questions are posed and different activities are suggested to go along with the Diffusion-Limited Aggregation applet. More: lessons, discussions, ratings, reviews,...
Another Hilbert Curve	Fractals (Geometry)	Java Applet	Tool	[0]
This activity allows the user to show how changing the generator slightly in a line replacement fractal can have a significant impact on the final product. More: lessons, discussions, ratings, reviews,...
Buffon Needle	Geometric probability (Geometry)	Java Applet	Tool	[1]
Simulates dropping needles on a lined sheet of paper and determining the probability of the needles crossing one of the lines on the page. The result is that the probability is directly related to the... More: lessons, discussions, ratings, reviews,...
Buffon's Coin Experiment	Geometric probability (Geometry)	Java Applet	Tool	[0]
Simulates the probability of a coin, dropped at random on a checkerboard, landing fully within a square. Radius of coin can be adjusted. Requires a (free) MathPlayer plugin. More: lessons, discussions, ratings, reviews,...
Chaos	Fractals (Geometry)	Java Applet	Lesson Plan	[0]
Learn the concepts and applications of chaos theory. More: lessons, discussions, ratings, reviews,...
Chaos Dialogue	Fractals (Geometry)	Java Applet	Support Material	[2]
Introduces the notion of chaos as the breakdown in predictability. More: lessons, discussions, ratings, reviews,...
Chaos is Everywhere Dialogue	Fractals (Geometry)	Java Applet	Support Material	[0]
Shows the wide spread use of fractals and chaos in science and nature. More: lessons, discussions, ratings, reviews,...
Coastline	Fractals (Geometry)	Java Applet	Tool	[0]
Students can investigate the idea that the coastline is a practical example of a fractal with this applet. More: lessons, discussions, ratings, reviews,...
Cob Web Plot	Special topics (Geometry)	Java Applet	Tool	[0]
Change variables and observe patterns from this graphing simulation. More: lessons, discussions, ratings, reviews,...
Colorear los m�ltiplos en el T...	Fractals (Geometry)	Java Applet	Tool	[0]
Los estudiantes colorean n�meros en el Tri�ngulo de Pascal escogiendo un n�mero al azar y luego dando un clic en todas las entradas que son m�ltiplos del n�mero escogido, practicando de esta manera... More: lessons, discussions, ratings, reviews,...
Colorear los residuos en el Tr...	Fractals (Geometry)	Java Applet	Tool	[0]
Los estudiantes colorean n�meros en el Tri�ngulo de Pascal escogiendo un n�mero al azar y luego dando un clic en todas las entradas que tienes el mismo residuo, cuando son divididos por el n�mero e... More: lessons, discussions, ratings, reviews,...
Coloring Multiples in Pascal's...	Fractals (Geometry)	Java Applet	Tool	[0]
Students color numbers in Pascal's Triangle by rolling a number and then clicking on all entries that are multiples of the number rolled, thereby practicing multiplication tables investigating numb... More: lessons, discussions, ratings, reviews,...
Coloring Remainders in Pascal'...	Fractals (Geometry)	Java Applet	Tool	[0]
Students color numbers in Pascal's Triangle by rolling a number and then clicking on all entries that have the same remainder when divided by the number rolled. Spanish version also avail... More: lessons, discussions, ratings, reviews,...
Diffusion-Limited Aggregation:...	Fractals (Geometry)	Java Applet	Tool	[0]
This simulation shows two different ways fractals can be aggregated, either by a random walk or by special parameters of a straight walk. More: lessons, discussions, ratings, reviews,...
Dimension and Scale Dialogue	Fractals (Geometry)	Java Applet	Support Material	[1]
Discusses fractal dimension, how that dimension relates to scale, and the formula needed to calculate the fractal dimension of an object. More: lessons, discussions, ratings, reviews,...
Dimension for Irregular Fracta...	Fractals (Geometry)	Java Applet	Support Material	[1]
Discusses the problem of determining the fractal dimension of irregular fractals and how the scale is indeterminite in these fractals. More: lessons, discussions, ratings, reviews,...
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