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“To Optimize Teaching And Learning Utilizing Technology”

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Home - Math - Grade 3

Below are the resources for the benchmark you chose, and a link for you to add a new resource that supports this objective.

D. Identify appropriate tools and apply counting techniques for measuring side lengths, perimeter and area of squares, rectangles, and simple irregular two-dimensional shapes, volume of rectangular prisms and time, and temperature.

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	Estimator http://www.shodor.org/interactivate/activities/estim/index.html This online activity has the student estimate lenght, quantity, or area. They can control how close they need to be to the true answer, how difficult the problem is, and if a grid is given to help with the estimate.
	Shape Explorer http://www.shodor.org/interactivate/activities/perimeter/index.html In this online activity students are shown shapes on a grid and asked to calculate areas and perimeters of the shapes.

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